diff options
| -rw-r--r-- | arch/arm/cpu/tegra-common/Makefile | 6 | ||||
| -rw-r--r-- | arch/arm/cpu/tegra-common/pinmux-common.c | 507 | ||||
| -rw-r--r-- | arch/arm/cpu/tegra114-common/pinmux.c | 430 | ||||
| -rw-r--r-- | arch/arm/cpu/tegra124-common/pinmux.c | 429 | ||||
| -rw-r--r-- | arch/arm/cpu/tegra20-common/pinmux.c | 124 | ||||
| -rw-r--r-- | arch/arm/cpu/tegra30-common/pinmux.c | 400 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/pinmux.h | 189 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra114/pinmux.h | 219 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra124/pinmux.h | 216 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra20/pinmux.h | 85 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra30/pinmux.h | 199 |
11 files changed, 732 insertions, 2072 deletions
diff --git a/arch/arm/cpu/tegra-common/Makefile b/arch/arm/cpu/tegra-common/Makefile index 34d57349af..892556e644 100644 --- a/arch/arm/cpu/tegra-common/Makefile +++ b/arch/arm/cpu/tegra-common/Makefile @@ -7,6 +7,10 @@ # SPDX-License-Identifier: GPL-2.0+ # +obj-y += ap.o +obj-y += board.o +obj-y += cache.o +obj-y += clock.o obj-y += lowlevel_init.o -obj-y += ap.o board.o clock.o cache.o +obj-y += pinmux-common.o obj-$(CONFIG_DISPLAY_CPUINFO) += sys_info.o diff --git a/arch/arm/cpu/tegra-common/pinmux-common.c b/arch/arm/cpu/tegra-common/pinmux-common.c new file mode 100644 index 0000000000..10f68ba98b --- /dev/null +++ b/arch/arm/cpu/tegra-common/pinmux-common.c @@ -0,0 +1,507 @@ +/* + * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2011 The Chromium OS Authors. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/pinmux.h> + +/* return 1 if a pingrp is in range */ +#define pmux_pingrp_isvalid(pin) (((pin) >= 0) && ((pin) < PINGRP_COUNT)) + +/* return 1 if a pmux_func is in range */ +#define pmux_func_isvalid(func) \ + ((((func) >= 0) && ((func) < PMUX_FUNC_COUNT)) || \ + (((func) >= PMUX_FUNC_RSVD1) && ((func) <= PMUX_FUNC_RSVD4))) + +/* return 1 if a pin_pupd_is in range */ +#define pmux_pin_pupd_isvalid(pupd) \ + (((pupd) >= PMUX_PULL_NORMAL) && ((pupd) <= PMUX_PULL_UP)) + +/* return 1 if a pin_tristate_is in range */ +#define pmux_pin_tristate_isvalid(tristate) \ + (((tristate) >= PMUX_TRI_NORMAL) && ((tristate) <= PMUX_TRI_TRISTATE)) + +#ifdef TEGRA_PMX_HAS_PIN_IO_BIT_ETC +/* return 1 if a pin_io_is in range */ +#define pmux_pin_io_isvalid(io) \ + (((io) >= PMUX_PIN_OUTPUT) && ((io) <= PMUX_PIN_INPUT)) + +/* return 1 if a pin_lock is in range */ +#define pmux_pin_lock_isvalid(lock) \ + (((lock) >= PMUX_PIN_LOCK_DISABLE) && ((lock) <= PMUX_PIN_LOCK_ENABLE)) + +/* return 1 if a pin_od is in range */ +#define pmux_pin_od_isvalid(od) \ + (((od) >= PMUX_PIN_OD_DISABLE) && ((od) <= PMUX_PIN_OD_ENABLE)) + +/* return 1 if a pin_ioreset_is in range */ +#define pmux_pin_ioreset_isvalid(ioreset) \ + (((ioreset) >= PMUX_PIN_IO_RESET_DISABLE) && \ + ((ioreset) <= PMUX_PIN_IO_RESET_ENABLE)) + +#ifdef TEGRA_PMX_HAS_RCV_SEL +/* return 1 if a pin_rcv_sel_is in range */ +#define pmux_pin_rcv_sel_isvalid(rcv_sel) \ + (((rcv_sel) >= PMUX_PIN_RCV_SEL_NORMAL) && \ + ((rcv_sel) <= PMUX_PIN_RCV_SEL_HIGH)) +#endif /* TEGRA_PMX_HAS_RCV_SEL */ +#endif /* TEGRA_PMX_HAS_PIN_IO_BIT_ETC */ + +#define _R(offset) (u32 *)(NV_PA_APB_MISC_BASE + (offset)) + +#if defined(CONFIG_TEGRA20) + +#define MUX_REG(grp) _R(0x80 + ((tegra_soc_pingroups[grp].ctl_id / 16) * 4)) +#define MUX_SHIFT(grp) ((tegra_soc_pingroups[grp].ctl_id % 16) * 2) + +#define PULL_REG(grp) _R(0xa0 + ((tegra_soc_pingroups[grp].pull_id / 16) * 4)) +#define PULL_SHIFT(grp) ((tegra_soc_pingroups[grp].pull_id % 16) * 2) + +#define TRI_REG(grp) _R(0x14 + (((grp) / 32) * 4)) +#define TRI_SHIFT(grp) ((grp) % 32) + +#else + +#define REG(pin) _R(0x3000 + ((pin) * 4)) + +#define MUX_REG(pin) REG(pin) +#define MUX_SHIFT(pin) 0 + +#define PULL_REG(pin) REG(pin) +#define PULL_SHIFT(pin) 2 + +#define TRI_REG(pin) REG(pin) +#define TRI_SHIFT(pin) 4 + +#endif /* CONFIG_TEGRA20 */ + +#define DRV_REG(group) _R(0x868 + ((group) * 4)) + +#define IO_SHIFT 5 +#define OD_SHIFT 6 +#define LOCK_SHIFT 7 +#define IO_RESET_SHIFT 8 +#define RCV_SEL_SHIFT 9 + +void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) +{ + u32 *reg = MUX_REG(pin); + int i, mux = -1; + u32 val; + + /* Error check on pin and func */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_func_isvalid(func)); + + if (func & PMUX_FUNC_RSVD1) { + mux = func & 3; + } else { + /* Search for the appropriate function */ + for (i = 0; i < 4; i++) { + if (tegra_soc_pingroups[pin].funcs[i] == func) { + mux = i; + break; + } + } + } + assert(mux != -1); + + val = readl(reg); + val &= ~(3 << MUX_SHIFT(pin)); + val |= (mux << MUX_SHIFT(pin)); + writel(val, reg); +} + +void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd) +{ + u32 *reg = PULL_REG(pin); + u32 val; + + /* Error check on pin and pupd */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_pin_pupd_isvalid(pupd)); + + val = readl(reg); + val &= ~(3 << PULL_SHIFT(pin)); + val |= (pupd << PULL_SHIFT(pin)); + writel(val, reg); +} + +void pinmux_set_tristate(enum pmux_pingrp pin, int tri) +{ + u32 *reg = TRI_REG(pin); + u32 val; + + /* Error check on pin */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_pin_tristate_isvalid(tri)); + + val = readl(reg); + if (tri == PMUX_TRI_TRISTATE) + val |= (1 << TRI_SHIFT(pin)); + else + val &= ~(1 << TRI_SHIFT(pin)); + writel(val, reg); +} + +void pinmux_tristate_enable(enum pmux_pingrp pin) +{ + pinmux_set_tristate(pin, PMUX_TRI_TRISTATE); +} + +void pinmux_tristate_disable(enum pmux_pingrp pin) +{ + pinmux_set_tristate(pin, PMUX_TRI_NORMAL); +} + +#ifdef TEGRA_PMX_HAS_PIN_IO_BIT_ETC +void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io) +{ + u32 *reg = REG(pin); + u32 val; + + if (io == PMUX_PIN_NONE) + return; + + /* Error check on pin and io */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_pin_io_isvalid(io)); + + val = readl(reg); + if (io == PMUX_PIN_INPUT) + val |= (io & 1) << IO_SHIFT; + else + val &= ~(1 << IO_SHIFT); + writel(val, reg); +} + +static void pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock) +{ + u32 *reg = REG(pin); + u32 val; + + if (lock == PMUX_PIN_LOCK_DEFAULT) + return; + + /* Error check on pin and lock */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_pin_lock_isvalid(lock)); + + val = readl(reg); + if (lock == PMUX_PIN_LOCK_ENABLE) { + val |= (1 << LOCK_SHIFT); + } else { + if (val & (1 << LOCK_SHIFT)) + printf("%s: Cannot clear LOCK bit!\n", __func__); + val &= ~(1 << LOCK_SHIFT); + } + writel(val, reg); + + return; +} + +static void pinmux_set_od(enum pmux_pingrp pin, enum pmux_pin_od od) +{ + u32 *reg = REG(pin); + u32 val; + + if (od == PMUX_PIN_OD_DEFAULT) + return; + + /* Error check on pin and od */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_pin_od_isvalid(od)); + + val = readl(reg); + if (od == PMUX_PIN_OD_ENABLE) + val |= (1 << OD_SHIFT); + else + val &= ~(1 << OD_SHIFT); + writel(val, reg); + + return; +} + +static void pinmux_set_ioreset(enum pmux_pingrp pin, + enum pmux_pin_ioreset ioreset) +{ + u32 *reg = REG(pin); + u32 val; + + if (ioreset == PMUX_PIN_IO_RESET_DEFAULT) + return; + + /* Error check on pin and ioreset */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_pin_ioreset_isvalid(ioreset)); + + val = readl(reg); + if (ioreset == PMUX_PIN_IO_RESET_ENABLE) + val |= (1 << IO_RESET_SHIFT); + else + val &= ~(1 << IO_RESET_SHIFT); + writel(val, reg); + + return; +} + +#ifdef TEGRA_PMX_HAS_RCV_SEL +static void pinmux_set_rcv_sel(enum pmux_pingrp pin, + enum pmux_pin_rcv_sel rcv_sel) +{ + u32 *reg = REG(pin); + u32 val; + + if (rcv_sel == PMUX_PIN_RCV_SEL_DEFAULT) + return; + + /* Error check on pin and rcv_sel */ + assert(pmux_pingrp_isvalid(pin)); + assert(pmux_pin_rcv_sel_isvalid(rcv_sel)); + + val = readl(reg); + if (rcv_sel == PMUX_PIN_RCV_SEL_HIGH) + val |= (1 << RCV_SEL_SHIFT); + else + val &= ~(1 << RCV_SEL_SHIFT); + writel(val, reg); + + return; +} +#endif /* TEGRA_PMX_HAS_RCV_SEL */ +#endif /* TEGRA_PMX_HAS_PIN_IO_BIT_ETC */ + +void pinmux_config_pingroup(const struct pingroup_config *config) +{ + enum pmux_pingrp pin = config->pingroup; + + pinmux_set_func(pin, config->func); + pinmux_set_pullupdown(pin, config->pull); + pinmux_set_tristate(pin, config->tristate); +#ifdef TEGRA_PMX_HAS_PIN_IO_BIT_ETC + pinmux_set_io(pin, config->io); + pinmux_set_lock(pin, config->lock); + pinmux_set_od(pin, config->od); + pinmux_set_ioreset(pin, config->ioreset); +#ifdef TEGRA_PMX_HAS_RCV_SEL + pinmux_set_rcv_sel(pin, config->rcv_sel); +#endif +#endif +} + +void pinmux_config_table(const struct pingroup_config *config, int len) +{ + int i; + + for (i = 0; i < len; i++) + pinmux_config_pingroup(&config[i]); +} + +#ifdef TEGRA_PMX_HAS_PADGRPS + +#define pmux_padgrp_isvalid(pd) (((pd) >= 0) && ((pd) < PDRIVE_PINGROUP_COUNT)) + +#define pmux_pad_slw_isvalid(slw) \ + (((slw) >= PGRP_SLWF_MIN) && ((slw) <= PGRP_SLWF_MAX)) + +#define pmux_pad_drv_isvalid(drv) \ + (((drv) >= PGRP_DRVUP_MIN) && ((drv) <= PGRP_DRVUP_MAX)) + +#define pmux_pad_lpmd_isvalid(lpm) \ + (((lpm) >= PGRP_LPMD_X8) && ((lpm) <= PGRP_LPMD_X)) + +#define pmux_pad_schmt_isvalid(schmt) \ + (((schmt) >= PGRP_SCHMT_DISABLE) && ((schmt) <= PGRP_SCHMT_ENABLE)) + +#define pmux_pad_hsm_isvalid(hsm) \ + (((hsm) >= PGRP_HSM_DISABLE) && ((hsm) <= PGRP_HSM_ENABLE)) + +#define HSM_SHIFT 2 +#define SCHMT_SHIFT 3 +#define LPMD_SHIFT 4 +#define LPMD_MASK (3 << LPMD_SHIFT) +#define DRVDN_SHIFT 12 +#define DRVDN_MASK (0x7F << DRVDN_SHIFT) +#define DRVUP_SHIFT 20 +#define DRVUP_MASK (0x7F << DRVUP_SHIFT) +#define SLWR_SHIFT 28 +#define SLWR_MASK (3 << SLWR_SHIFT) +#define SLWF_SHIFT 30 +#define SLWF_MASK (3 << SLWF_SHIFT) + +static void padgrp_set_drvup_slwf(enum pdrive_pingrp grp, int slwf) +{ + u32 *reg = DRV_REG(grp); + u32 val; + + /* NONE means unspecified/do not change/use POR value */ + if (slwf == PGRP_SLWF_NONE) + return; + + /* Error check on pad and slwf */ + assert(pmux_padgrp_isvalid(grp)); + assert(pmux_pad_slw_isvalid(slwf)); + + val = readl(reg); + val &= ~SLWF_MASK; + val |= (slwf << SLWF_SHIFT); + writel(val, reg); + + return; +} + +static void padgrp_set_drvdn_slwr(enum pdrive_pingrp grp, int slwr) +{ + u32 *reg = DRV_REG(grp); + u32 val; + + /* NONE means unspecified/do not change/use POR value */ + if (slwr == PGRP_SLWR_NONE) + return; + + /* Error check on pad and slwr */ + assert(pmux_padgrp_isvalid(grp)); + assert(pmux_pad_slw_isvalid(slwr)); + + val = readl(reg); + val &= ~SLWR_MASK; + val |= (slwr << SLWR_SHIFT); + writel(val, reg); + + return; +} + +static void padgrp_set_drvup(enum pdrive_pingrp grp, int drvup) +{ + u32 *reg = DRV_REG(grp); + u32 val; + + /* NONE means unspecified/do not change/use POR value */ + if (drvup == PGRP_DRVUP_NONE) + return; + + /* Error check on pad and drvup */ + assert(pmux_padgrp_isvalid(grp)); + assert(pmux_pad_drv_isvalid(drvup)); + + val = readl(reg); + val &= ~DRVUP_MASK; + val |= (drvup << DRVUP_SHIFT); + writel(val, reg); + + return; +} + +static void padgrp_set_drvdn(enum pdrive_pingrp grp, int drvdn) +{ + u32 *reg = DRV_REG(grp); + u32 val; + + /* NONE means unspecified/do not change/use POR value */ + if (drvdn == PGRP_DRVDN_NONE) + return; + + /* Error check on pad and drvdn */ + assert(pmux_padgrp_isvalid(grp)); + assert(pmux_pad_drv_isvalid(drvdn)); + + val = readl(reg); + val &= ~DRVDN_MASK; + val |= (drvdn << DRVDN_SHIFT); + writel(val, reg); + + return; +} + +static void padgrp_set_lpmd(enum pdrive_pingrp grp, enum pgrp_lpmd lpmd) +{ + u32 *reg = DRV_REG(grp); + u32 val; + + /* NONE means unspecified/do not change/use POR value */ + if (lpmd == PGRP_LPMD_NONE) + return; + + /* Error check pad and lpmd value */ + assert(pmux_padgrp_isvalid(grp)); + assert(pmux_pad_lpmd_isvalid(lpmd)); + + val = readl(reg); + val &= ~LPMD_MASK; + val |= (lpmd << LPMD_SHIFT); + writel(val, reg); + + return; +} + +static void padgrp_set_schmt(enum pdrive_pingrp grp, enum pgrp_schmt schmt) +{ + u32 *reg = DRV_REG(grp); + u32 val; + + /* NONE means unspecified/do not change/use POR value */ + if (schmt == PGRP_SCHMT_NONE) + return; + + /* Error check pad */ + assert(pmux_padgrp_isvalid(grp)); + assert(pmux_pad_schmt_isvalid(schmt)); + + val = readl(reg); + if (schmt == PGRP_SCHMT_ENABLE) + val |= (1 << SCHMT_SHIFT); + else + val &= ~(1 << SCHMT_SHIFT); + writel(val, reg); + + return; +} + +static void padgrp_set_hsm(enum pdrive_pingrp grp, enum pgrp_hsm hsm) +{ + u32 *reg = DRV_REG(grp); + u32 val; + + /* NONE means unspecified/do not change/use POR value */ + if (hsm == PGRP_HSM_NONE) + return; + + /* Error check pad */ + assert(pmux_padgrp_isvalid(grp)); + assert(pmux_pad_hsm_isvalid(hsm)); + + val = readl(reg); + if (hsm == PGRP_HSM_ENABLE) + val |= (1 << HSM_SHIFT); + else + val &= ~(1 << HSM_SHIFT); + writel(val, reg); + + return; +} + +static void padctrl_config_pingroup(const struct padctrl_config *config) +{ + enum pdrive_pingrp grp = config->padgrp; + + padgrp_set_drvup_slwf(grp, config->slwf); + padgrp_set_drvdn_slwr(grp, config->slwr); + padgrp_set_drvup(grp, config->drvup); + padgrp_set_drvdn(grp, config->drvdn); + padgrp_set_lpmd(grp, config->lpmd); + padgrp_set_schmt(grp, config->schmt); + padgrp_set_hsm(grp, config->hsm); +} + +void padgrp_config_table(const struct padctrl_config *config, int len) +{ + int i; + + for (i = 0; i < len; i++) + padctrl_config_pingroup(&config[i]); +} +#endif /* TEGRA_PMX_HAS_PADGRPS */ diff --git a/arch/arm/cpu/tegra114-common/pinmux.c b/arch/arm/cpu/tegra114-common/pinmux.c index e83a29f43a..5076717592 100644 --- a/arch/arm/cpu/tegra114-common/pinmux.c +++ b/arch/arm/cpu/tegra114-common/pinmux.c @@ -18,38 +18,8 @@ #include <common.h> #include <asm/io.h> -#include <asm/arch/tegra.h> #include <asm/arch/pinmux.h> -struct tegra_pingroup_desc { - const char *name; - enum pmux_func funcs[4]; - enum pmux_pin_io io; -}; - -#define PMUX_MUXCTL_SHIFT 0 -#define PMUX_PULL_SHIFT 2 -#define PMUX_TRISTATE_SHIFT 4 -#define PMUX_TRISTATE_MASK (1 << PMUX_TRISTATE_SHIFT) -#define PMUX_IO_SHIFT 5 -#define PMUX_OD_SHIFT 6 -#define PMUX_LOCK_SHIFT 7 -#define PMUX_IO_RESET_SHIFT 8 -#define PMUX_RCV_SEL_SHIFT 9 - -#define PGRP_HSM_SHIFT 2 -#define PGRP_SCHMT_SHIFT 3 -#define PGRP_LPMD_SHIFT 4 -#define PGRP_LPMD_MASK (3 << PGRP_LPMD_SHIFT) -#define PGRP_DRVDN_SHIFT 12 -#define PGRP_DRVDN_MASK (0x7F << PGRP_DRVDN_SHIFT) -#define PGRP_DRVUP_SHIFT 20 -#define PGRP_DRVUP_MASK (0x7F << PGRP_DRVUP_SHIFT) -#define PGRP_SLWR_SHIFT 28 -#define PGRP_SLWR_MASK (3 << PGRP_SLWR_SHIFT) -#define PGRP_SLWF_SHIFT 30 -#define PGRP_SLWF_MASK (3 << PGRP_SLWF_SHIFT) - /* Convenient macro for defining pin group properties */ #define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \ { \ @@ -59,7 +29,6 @@ struct tegra_pingroup_desc { PMUX_FUNC_ ## f2, \ PMUX_FUNC_ ## f3, \ }, \ - .io = PMUX_PIN_ ## iod, \ } /* Input and output pins */ @@ -72,7 +41,7 @@ struct tegra_pingroup_desc { #define PIN_RESERVED \ PIN(NONE, NONE, INVALID, INVALID, INVALID, INVALID, NONE) -const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { +static const struct tegra_pingroup_desc tegra114_pingroups[PINGRP_COUNT] = { /* NAME VDD f0 f1 f2 f3 */ PINI(ULPI_DATA0, BB, SPI3, HSI, UARTA, ULPI), PINI(ULPI_DATA1, BB, SPI3, HSI, UARTA, ULPI), @@ -334,399 +303,4 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { PIN_RESERVED, /* Reserved by t114: 0x3404 */ PINO(RESET_OUT_N, SYS, RSVD1, RSVD2, RSVD3, RESET_OUT_N), }; - -void pinmux_set_tristate(enum pmux_pingrp pin, int enable) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *tri = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin */ - assert(pmux_pingrp_isvalid(pin)); - - reg = readl(tri); - if (enable) - reg |= PMUX_TRISTATE_MASK; - else - reg &= ~PMUX_TRISTATE_MASK; - writel(reg, tri); -} - -void pinmux_tristate_enable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 1); -} - -void pinmux_tristate_disable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 0); -} - -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pull = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and pupd */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_pupd_isvalid(pupd)); - - reg = readl(pull); - reg &= ~(0x3 << PMUX_PULL_SHIFT); - reg |= (pupd << PMUX_PULL_SHIFT); - writel(reg, pull); -} - -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *muxctl = &pmt->pmt_ctl[pin]; - int i, mux = -1; - u32 reg; - - /* Error check on pin and func */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_func_isvalid(func)); - - if (func & PMUX_FUNC_RSVD1) { - mux = func & 0x3; - } else { - /* Search for the appropriate function */ - for (i = 0; i < 4; i++) { - if (tegra_soc_pingroups[pin].funcs[i] == func) { - mux = i; - break; - } - } - } - assert(mux != -1); - - reg = readl(muxctl); - reg &= ~(0x3 << PMUX_MUXCTL_SHIFT); - reg |= (mux << PMUX_MUXCTL_SHIFT); - writel(reg, muxctl); - -} - -void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_io = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and io */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_io_isvalid(io)); - - reg = readl(pin_io); - reg &= ~(0x1 << PMUX_IO_SHIFT); - reg |= (io & 0x1) << PMUX_IO_SHIFT; - writel(reg, pin_io); -} - -static int pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_lock = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and lock */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_lock_isvalid(lock)); - - if (lock == PMUX_PIN_LOCK_DEFAULT) - return 0; - - reg = readl(pin_lock); - reg &= ~(0x1 << PMUX_LOCK_SHIFT); - if (lock == PMUX_PIN_LOCK_ENABLE) - reg |= (0x1 << PMUX_LOCK_SHIFT); - else { - /* lock == DISABLE, which isn't possible */ - printf("%s: Warning: lock == %d, DISABLE is not allowed!\n", - __func__, lock); - } - writel(reg, pin_lock); - - return 0; -} - -static int pinmux_set_od(enum pmux_pingrp pin, enum pmux_pin_od od) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_od = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and od */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_od_isvalid(od)); - - if (od == PMUX_PIN_OD_DEFAULT) - return 0; - - reg = readl(pin_od); - reg &= ~(0x1 << PMUX_OD_SHIFT); - if (od == PMUX_PIN_OD_ENABLE) - reg |= (0x1 << PMUX_OD_SHIFT); - writel(reg, pin_od); - - return 0; -} - -static int pinmux_set_ioreset(enum pmux_pingrp pin, - enum pmux_pin_ioreset ioreset) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_ioreset = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and ioreset */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_ioreset_isvalid(ioreset)); - - if (ioreset == PMUX_PIN_IO_RESET_DEFAULT) - return 0; - - reg = readl(pin_ioreset); - reg &= ~(0x1 << PMUX_IO_RESET_SHIFT); - if (ioreset == PMUX_PIN_IO_RESET_ENABLE) - reg |= (0x1 << PMUX_IO_RESET_SHIFT); - writel(reg, pin_ioreset); - - return 0; -} - -static int pinmux_set_rcv_sel(enum pmux_pingrp pin, - enum pmux_pin_rcv_sel rcv_sel) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_rcv_sel = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and rcv_sel */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_rcv_sel_isvalid(rcv_sel)); - - if (rcv_sel == PMUX_PIN_RCV_SEL_DEFAULT) - return 0; - - reg = readl(pin_rcv_sel); - reg &= ~(0x1 << PMUX_RCV_SEL_SHIFT); - if (rcv_sel == PMUX_PIN_RCV_SEL_HIGH) - reg |= (0x1 << PMUX_RCV_SEL_SHIFT); - writel(reg, pin_rcv_sel); - - return 0; -} - -void pinmux_config_pingroup(struct pingroup_config *config) -{ - enum pmux_pingrp pin = config->pingroup; - - pinmux_set_func(pin, config->func); - pinmux_set_pullupdown(pin, config->pull); - pinmux_set_tristate(pin, config->tristate); - pinmux_set_io(pin, config->io); - pinmux_set_lock(pin, config->lock); - pinmux_set_od(pin, config->od); - pinmux_set_ioreset(pin, config->ioreset); - pinmux_set_rcv_sel(pin, config->rcv_sel); -} - -void pinmux_config_table(struct pingroup_config *config, int len) -{ - int i; - - for (i = 0; i < len; i++) - pinmux_config_pingroup(&config[i]); -} - -static int padgrp_set_drvup_slwf(enum pdrive_pingrp pad, int slwf) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_slwf = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and slwf */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_slw_isvalid(slwf)); - - /* NONE means unspecified/do not change/use POR value */ - if (slwf == PGRP_SLWF_NONE) - return 0; - - reg = readl(pad_slwf); - reg &= ~PGRP_SLWF_MASK; - reg |= (slwf << PGRP_SLWF_SHIFT); - writel(reg, pad_slwf); - - return 0; -} - -static int padgrp_set_drvdn_slwr(enum pdrive_pingrp pad, int slwr) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_slwr = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and slwr */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_slw_isvalid(slwr)); - - /* NONE means unspecified/do not change/use POR value */ - if (slwr == PGRP_SLWR_NONE) - return 0; - - reg = readl(pad_slwr); - reg &= ~PGRP_SLWR_MASK; - reg |= (slwr << PGRP_SLWR_SHIFT); - writel(reg, pad_slwr); - - return 0; -} - -static int padgrp_set_drvup(enum pdrive_pingrp pad, int drvup) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_drvup = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and drvup */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_drv_isvalid(drvup)); - - /* NONE means unspecified/do not change/use POR value */ - if (drvup == PGRP_DRVUP_NONE) - return 0; - - reg = readl(pad_drvup); - reg &= ~PGRP_DRVUP_MASK; - reg |= (drvup << PGRP_DRVUP_SHIFT); - writel(reg, pad_drvup); - - return 0; -} - -static int padgrp_set_drvdn(enum pdrive_pingrp pad, int drvdn) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_drvdn = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and drvdn */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_drv_isvalid(drvdn)); - - /* NONE means unspecified/do not change/use POR value */ - if (drvdn == PGRP_DRVDN_NONE) - return 0; - - reg = readl(pad_drvdn); - reg &= ~PGRP_DRVDN_MASK; - reg |= (drvdn << PGRP_DRVDN_SHIFT); - writel(reg, pad_drvdn); - - return 0; -} - -static int padgrp_set_lpmd(enum pdrive_pingrp pad, enum pgrp_lpmd lpmd) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_lpmd = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad and lpmd value */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_lpmd_isvalid(lpmd)); - - /* NONE means unspecified/do not change/use POR value */ - if (lpmd == PGRP_LPMD_NONE) - return 0; - - reg = readl(pad_lpmd); - reg &= ~PGRP_LPMD_MASK; - reg |= (lpmd << PGRP_LPMD_SHIFT); - writel(reg, pad_lpmd); - - return 0; -} - -static int padgrp_set_schmt(enum pdrive_pingrp pad, enum pgrp_schmt schmt) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_schmt = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad */ - assert(pmux_padgrp_isvalid(pad)); - - /* NONE means unspecified/do not change/use POR value */ - if (schmt == PGRP_SCHMT_NONE) - return 0; - - reg = readl(pad_schmt); - reg &= ~(1 << PGRP_SCHMT_SHIFT); - if (schmt == PGRP_SCHMT_ENABLE) - reg |= (0x1 << PGRP_SCHMT_SHIFT); - writel(reg, pad_schmt); - - return 0; -} -static int padgrp_set_hsm(enum pdrive_pingrp pad, enum pgrp_hsm hsm) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_hsm = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad */ - assert(pmux_padgrp_isvalid(pad)); - - /* NONE means unspecified/do not change/use POR value */ - if (hsm == PGRP_HSM_NONE) - return 0; - - reg = readl(pad_hsm); - reg &= ~(1 << PGRP_HSM_SHIFT); - if (hsm == PGRP_HSM_ENABLE) - reg |= (0x1 << PGRP_HSM_SHIFT); - writel(reg, pad_hsm); - - return 0; -} - -void padctrl_config_pingroup(struct padctrl_config *config) -{ - enum pdrive_pingrp pad = config->padgrp; - - padgrp_set_drvup_slwf(pad, config->slwf); - padgrp_set_drvdn_slwr(pad, config->slwr); - padgrp_set_drvup(pad, config->drvup); - padgrp_set_drvdn(pad, config->drvdn); - padgrp_set_lpmd(pad, config->lpmd); - padgrp_set_schmt(pad, config->schmt); - padgrp_set_hsm(pad, config->hsm); -} - -void padgrp_config_table(struct padctrl_config *config, int len) -{ - int i; - - for (i = 0; i < len; i++) - padctrl_config_pingroup(&config[i]); -} +const struct tegra_pingroup_desc *tegra_soc_pingroups = tegra114_pingroups; diff --git a/arch/arm/cpu/tegra124-common/pinmux.c b/arch/arm/cpu/tegra124-common/pinmux.c index 921dd2119b..137f3de96b 100644 --- a/arch/arm/cpu/tegra124-common/pinmux.c +++ b/arch/arm/cpu/tegra124-common/pinmux.c @@ -9,38 +9,8 @@ #include <common.h> #include <asm/io.h> -#include <asm/arch/tegra.h> #include <asm/arch/pinmux.h> -struct tegra_pingroup_desc { - const char *name; - enum pmux_func funcs[4]; - enum pmux_pin_io io; -}; - -#define PMUX_MUXCTL_SHIFT 0 -#define PMUX_PULL_SHIFT 2 -#define PMUX_TRISTATE_SHIFT 4 -#define PMUX_TRISTATE_MASK (1 << PMUX_TRISTATE_SHIFT) -#define PMUX_IO_SHIFT 5 -#define PMUX_OD_SHIFT 6 -#define PMUX_LOCK_SHIFT 7 -#define PMUX_IO_RESET_SHIFT 8 -#define PMUX_RCV_SEL_SHIFT 9 - -#define PGRP_HSM_SHIFT 2 -#define PGRP_SCHMT_SHIFT 3 -#define PGRP_LPMD_SHIFT 4 -#define PGRP_LPMD_MASK (3 << PGRP_LPMD_SHIFT) -#define PGRP_DRVDN_SHIFT 12 -#define PGRP_DRVDN_MASK (0x7F << PGRP_DRVDN_SHIFT) -#define PGRP_DRVUP_SHIFT 20 -#define PGRP_DRVUP_MASK (0x7F << PGRP_DRVUP_SHIFT) -#define PGRP_SLWR_SHIFT 28 -#define PGRP_SLWR_MASK (3 << PGRP_SLWR_SHIFT) -#define PGRP_SLWF_SHIFT 30 -#define PGRP_SLWF_MASK (3 << PGRP_SLWF_SHIFT) - /* Convenient macro for defining pin group properties */ #define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \ { \ @@ -50,7 +20,6 @@ struct tegra_pingroup_desc { PMUX_FUNC_ ## f2, \ PMUX_FUNC_ ## f3, \ }, \ - .io = PMUX_PIN_ ## iod, \ } /* Input and output pins */ @@ -63,7 +32,7 @@ struct tegra_pingroup_desc { #define PIN_RESERVED \ PIN(NONE, NONE, INVALID, INVALID, INVALID, INVALID, NONE) -const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { +static const struct tegra_pingroup_desc tegra124_pingroups[PINGRP_COUNT] = { /* NAME VDD f0 f1 f2 f3 */ PINI(ULPI_DATA0, BB, SPI3, HSI, UARTA, ULPI), PINI(ULPI_DATA1, BB, SPI3, HSI, UARTA, ULPI), @@ -325,398 +294,4 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { PIN_RESERVED, /* Reserved: 0x3404 */ PINO(RESET_OUT_N, SYS, RSVD1, RSVD2, RSVD3, RESET_OUT_N), }; - -void pinmux_set_tristate(enum pmux_pingrp pin, int enable) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *tri = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin */ - assert(pmux_pingrp_isvalid(pin)); - - reg = readl(tri); - if (enable) - reg |= PMUX_TRISTATE_MASK; - else - reg &= ~PMUX_TRISTATE_MASK; - writel(reg, tri); -} - -void pinmux_tristate_enable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 1); -} - -void pinmux_tristate_disable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 0); -} - -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pull = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and pupd */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_pupd_isvalid(pupd)); - - reg = readl(pull); - reg &= ~(0x3 << PMUX_PULL_SHIFT); - reg |= (pupd << PMUX_PULL_SHIFT); - writel(reg, pull); -} - -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *muxctl = &pmt->pmt_ctl[pin]; - int i, mux = -1; - u32 reg; - - /* Error check on pin and func */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_func_isvalid(func)); - - if (func & PMUX_FUNC_RSVD1) { - mux = func & 0x3; - } else { - /* Search for the appropriate function */ - for (i = 0; i < 4; i++) { - if (tegra_soc_pingroups[pin].funcs[i] == func) { - mux = i; - break; - } - } - } - assert(mux != -1); - - reg = readl(muxctl); - reg &= ~(0x3 << PMUX_MUXCTL_SHIFT); - reg |= (mux << PMUX_MUXCTL_SHIFT); - writel(reg, muxctl); -} - -void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_io = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and io */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_io_isvalid(io)); - - reg = readl(pin_io); - reg &= ~(0x1 << PMUX_IO_SHIFT); - reg |= (io & 0x1) << PMUX_IO_SHIFT; - writel(reg, pin_io); -} - -static int pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_lock = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and lock */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_lock_isvalid(lock)); - - if (lock == PMUX_PIN_LOCK_DEFAULT) - return 0; - - reg = readl(pin_lock); - reg &= ~(0x1 << PMUX_LOCK_SHIFT); - if (lock == PMUX_PIN_LOCK_ENABLE) { - reg |= (0x1 << PMUX_LOCK_SHIFT); - } else { - /* lock == DISABLE, which isn't possible */ - printf("%s: Warning: lock == %d, DISABLE is not allowed!\n", - __func__, lock); - } - writel(reg, pin_lock); - - return 0; -} - -static int pinmux_set_od(enum pmux_pingrp pin, enum pmux_pin_od od) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_od = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and od */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_od_isvalid(od)); - - if (od == PMUX_PIN_OD_DEFAULT) - return 0; - - reg = readl(pin_od); - reg &= ~(0x1 << PMUX_OD_SHIFT); - if (od == PMUX_PIN_OD_ENABLE) - reg |= (0x1 << PMUX_OD_SHIFT); - writel(reg, pin_od); - - return 0; -} - -static int pinmux_set_ioreset(enum pmux_pingrp pin, - enum pmux_pin_ioreset ioreset) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_ioreset = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and ioreset */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_ioreset_isvalid(ioreset)); - - if (ioreset == PMUX_PIN_IO_RESET_DEFAULT) - return 0; - - reg = readl(pin_ioreset); - reg &= ~(0x1 << PMUX_IO_RESET_SHIFT); - if (ioreset == PMUX_PIN_IO_RESET_ENABLE) - reg |= (0x1 << PMUX_IO_RESET_SHIFT); - writel(reg, pin_ioreset); - - return 0; -} - -static int pinmux_set_rcv_sel(enum pmux_pingrp pin, - enum pmux_pin_rcv_sel rcv_sel) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_rcv_sel = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and rcv_sel */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_rcv_sel_isvalid(rcv_sel)); - - if (rcv_sel == PMUX_PIN_RCV_SEL_DEFAULT) - return 0; - - reg = readl(pin_rcv_sel); - reg &= ~(0x1 << PMUX_RCV_SEL_SHIFT); - if (rcv_sel == PMUX_PIN_RCV_SEL_HIGH) - reg |= (0x1 << PMUX_RCV_SEL_SHIFT); - writel(reg, pin_rcv_sel); - - return 0; -} - -void pinmux_config_pingroup(struct pingroup_config *config) -{ - enum pmux_pingrp pin = config->pingroup; - - pinmux_set_func(pin, config->func); - pinmux_set_pullupdown(pin, config->pull); - pinmux_set_tristate(pin, config->tristate); - pinmux_set_io(pin, config->io); - pinmux_set_lock(pin, config->lock); - pinmux_set_od(pin, config->od); - pinmux_set_ioreset(pin, config->ioreset); - pinmux_set_rcv_sel(pin, config->rcv_sel); -} - -void pinmux_config_table(struct pingroup_config *config, int len) -{ - int i; - - for (i = 0; i < len; i++) - pinmux_config_pingroup(&config[i]); -} - -static int padgrp_set_drvup_slwf(enum pdrive_pingrp pad, int slwf) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_slwf = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and slwf */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_slw_isvalid(slwf)); - - /* NONE means unspecified/do not change/use POR value */ - if (slwf == PGRP_SLWF_NONE) - return 0; - - reg = readl(pad_slwf); - reg &= ~PGRP_SLWF_MASK; - reg |= (slwf << PGRP_SLWF_SHIFT); - writel(reg, pad_slwf); - - return 0; -} - -static int padgrp_set_drvdn_slwr(enum pdrive_pingrp pad, int slwr) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_slwr = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and slwr */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_slw_isvalid(slwr)); - - /* NONE means unspecified/do not change/use POR value */ - if (slwr == PGRP_SLWR_NONE) - return 0; - - reg = readl(pad_slwr); - reg &= ~PGRP_SLWR_MASK; - reg |= (slwr << PGRP_SLWR_SHIFT); - writel(reg, pad_slwr); - - return 0; -} - -static int padgrp_set_drvup(enum pdrive_pingrp pad, int drvup) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_drvup = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and drvup */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_drv_isvalid(drvup)); - - /* NONE means unspecified/do not change/use POR value */ - if (drvup == PGRP_DRVUP_NONE) - return 0; - - reg = readl(pad_drvup); - reg &= ~PGRP_DRVUP_MASK; - reg |= (drvup << PGRP_DRVUP_SHIFT); - writel(reg, pad_drvup); - - return 0; -} - -static int padgrp_set_drvdn(enum pdrive_pingrp pad, int drvdn) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_drvdn = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and drvdn */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_drv_isvalid(drvdn)); - - /* NONE means unspecified/do not change/use POR value */ - if (drvdn == PGRP_DRVDN_NONE) - return 0; - - reg = readl(pad_drvdn); - reg &= ~PGRP_DRVDN_MASK; - reg |= (drvdn << PGRP_DRVDN_SHIFT); - writel(reg, pad_drvdn); - - return 0; -} - -static int padgrp_set_lpmd(enum pdrive_pingrp pad, enum pgrp_lpmd lpmd) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_lpmd = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad and lpmd value */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_lpmd_isvalid(lpmd)); - - /* NONE means unspecified/do not change/use POR value */ - if (lpmd == PGRP_LPMD_NONE) - return 0; - - reg = readl(pad_lpmd); - reg &= ~PGRP_LPMD_MASK; - reg |= (lpmd << PGRP_LPMD_SHIFT); - writel(reg, pad_lpmd); - - return 0; -} - -static int padgrp_set_schmt(enum pdrive_pingrp pad, enum pgrp_schmt schmt) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_schmt = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad */ - assert(pmux_padgrp_isvalid(pad)); - - /* NONE means unspecified/do not change/use POR value */ - if (schmt == PGRP_SCHMT_NONE) - return 0; - - reg = readl(pad_schmt); - reg &= ~(1 << PGRP_SCHMT_SHIFT); - if (schmt == PGRP_SCHMT_ENABLE) - reg |= (0x1 << PGRP_SCHMT_SHIFT); - writel(reg, pad_schmt); - - return 0; -} -static int padgrp_set_hsm(enum pdrive_pingrp pad, enum pgrp_hsm hsm) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_hsm = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad */ - assert(pmux_padgrp_isvalid(pad)); - - /* NONE means unspecified/do not change/use POR value */ - if (hsm == PGRP_HSM_NONE) - return 0; - - reg = readl(pad_hsm); - reg &= ~(1 << PGRP_HSM_SHIFT); - if (hsm == PGRP_HSM_ENABLE) - reg |= (0x1 << PGRP_HSM_SHIFT); - writel(reg, pad_hsm); - - return 0; -} - -void padctrl_config_pingroup(struct padctrl_config *config) -{ - enum pdrive_pingrp pad = config->padgrp; - - padgrp_set_drvup_slwf(pad, config->slwf); - padgrp_set_drvdn_slwr(pad, config->slwr); - padgrp_set_drvup(pad, config->drvup); - padgrp_set_drvdn(pad, config->drvdn); - padgrp_set_lpmd(pad, config->lpmd); - padgrp_set_schmt(pad, config->schmt); - padgrp_set_hsm(pad, config->hsm); -} - -void padgrp_config_table(struct padctrl_config *config, int len) -{ - int i; - - for (i = 0; i < len; i++) - padctrl_config_pingroup(&config[i]); -} +const struct tegra_pingroup_desc *tegra_soc_pingroups = tegra124_pingroups; diff --git a/arch/arm/cpu/tegra20-common/pinmux.c b/arch/arm/cpu/tegra20-common/pinmux.c index 14467f01f5..9e34c8bec0 100644 --- a/arch/arm/cpu/tegra20-common/pinmux.c +++ b/arch/arm/cpu/tegra20-common/pinmux.c @@ -8,10 +8,8 @@ #include <common.h> #include <asm/io.h> -#include <asm/arch/tegra.h> #include <asm/arch/pinmux.h> - /* * This defines the order of the pin mux control bits in the registers. For * some reason there is no correspendence between the tristate, pin mux and @@ -256,32 +254,6 @@ enum pmux_pullid { PUCTL_NONE = -1 }; -struct tegra_pingroup_desc { - const char *name; - enum pmux_func funcs[4]; - enum pmux_ctlid ctl_id; - enum pmux_pullid pull_id; -}; - - -/* Converts a pmux_pingrp number to a tristate register: 0=A, 1=B, 2=C, 3=D */ -#define TRISTATE_REG(pmux_pingrp) ((pmux_pingrp) >> 5) - -/* Mask value for a tristate (within TRISTATE_REG(id)) */ -#define TRISTATE_MASK(pmux_pingrp) (1 << ((pmux_pingrp) & 0x1f)) - -/* Converts a PUCTL id to a pull register: 0=A, 1=B...4=E */ -#define PULL_REG(pmux_pullid) ((pmux_pullid) >> 4) - -/* Converts a PUCTL id to a shift position */ -#define PULL_SHIFT(pmux_pullid) ((pmux_pullid << 1) & 0x1f) - -/* Converts a MUXCTL id to a ctl register: 0=A, 1=B...6=G */ -#define MUXCTL_REG(pmux_ctlid) ((pmux_ctlid) >> 4) - -/* Converts a MUXCTL id to a shift position */ -#define MUXCTL_SHIFT(pmux_ctlid) ((pmux_ctlid << 1) & 0x1f) - /* Convenient macro for defining pin group properties */ #define PINALL(pg_name, vdd, f0, f1, f2, f3, f_safe, mux, pupd) \ { \ @@ -309,9 +281,9 @@ struct tegra_pingroup_desc { #define PIN_RESERVED \ PIN(NONE, NONE, RSVD, RSVD, RSVD, RSVD, RSVD) -#define PMUX_FUNC_RSVD ((enum pmux_func)-1) +#define PMUX_FUNC_RSVD PMUX_FUNC_RSVD1 -const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { +static const struct tegra_pingroup_desc tegra20_pingroups[] = { PIN(ATA, NAND, IDE, NAND, GMI, RSVD, IDE), PIN(ATB, NAND, IDE, NAND, GMI, SDIO4, IDE), PIN(ATC, NAND, IDE, NAND, GMI, SDIO4, IDE), @@ -462,94 +434,4 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { PINALL(XM2D, DDR, RSVD, RSVD, RSVD, RSVD, RSVD, MUXCTL_NONE, PUCTL_NONE), }; - -void pinmux_set_tristate(enum pmux_pingrp pin, int enable) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *tri = &pmt->pmt_tri[TRISTATE_REG(pin)]; - u32 reg; - - reg = readl(tri); - if (enable) - reg |= TRISTATE_MASK(pin); - else - reg &= ~TRISTATE_MASK(pin); - writel(reg, tri); -} - -void pinmux_tristate_enable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 1); -} - -void pinmux_tristate_disable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 0); -} - -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - enum pmux_pullid pull_id = tegra_soc_pingroups[pin].pull_id; - u32 *pull = &pmt->pmt_pull[PULL_REG(pull_id)]; - u32 mask_bit; - u32 reg; - mask_bit = PULL_SHIFT(pull_id); - - reg = readl(pull); - reg &= ~(0x3 << mask_bit); - reg |= pupd << mask_bit; - writel(reg, pull); -} - -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - enum pmux_ctlid mux_id = tegra_soc_pingroups[pin].ctl_id; - u32 *muxctl = &pmt->pmt_ctl[MUXCTL_REG(mux_id)]; - u32 mask_bit; - int i, mux = -1; - u32 reg; - - assert(pmux_func_isvalid(func)); - - /* Handle special values */ - if (func >= PMUX_FUNC_RSVD1) { - mux = (func - PMUX_FUNC_RSVD1) & 0x3; - } else { - /* Search for the appropriate function */ - for (i = 0; i < 4; i++) { - if (tegra_soc_pingroups[pin].funcs[i] == func) { - mux = i; - break; - } - } - } - assert(mux != -1); - - mask_bit = MUXCTL_SHIFT(mux_id); - reg = readl(muxctl); - reg &= ~(0x3 << mask_bit); - reg |= mux << mask_bit; - writel(reg, muxctl); -} - -void pinmux_config_pingroup(const struct pingroup_config *config) -{ - enum pmux_pingrp pin = config->pingroup; - - pinmux_set_func(pin, config->func); - pinmux_set_pullupdown(pin, config->pull); - pinmux_set_tristate(pin, config->tristate); -} - -void pinmux_config_table(const struct pingroup_config *config, int len) -{ - int i; - - for (i = 0; i < len; i++) - pinmux_config_pingroup(&config[i]); -} +const struct tegra_pingroup_desc *tegra_soc_pingroups = tegra20_pingroups; diff --git a/arch/arm/cpu/tegra30-common/pinmux.c b/arch/arm/cpu/tegra30-common/pinmux.c index 8eca0dd654..a12b0767f2 100644 --- a/arch/arm/cpu/tegra30-common/pinmux.c +++ b/arch/arm/cpu/tegra30-common/pinmux.c @@ -18,39 +18,10 @@ #include <common.h> #include <asm/io.h> -#include <asm/arch/tegra.h> #include <asm/arch/pinmux.h> -struct tegra_pingroup_desc { - const char *name; - enum pmux_func funcs[4]; - enum pmux_pin_io io; -}; - -#define PMUX_MUXCTL_SHIFT 0 -#define PMUX_PULL_SHIFT 2 -#define PMUX_TRISTATE_SHIFT 4 -#define PMUX_TRISTATE_MASK (1 << PMUX_TRISTATE_SHIFT) -#define PMUX_IO_SHIFT 5 -#define PMUX_OD_SHIFT 6 -#define PMUX_LOCK_SHIFT 7 -#define PMUX_IO_RESET_SHIFT 8 - -#define PGRP_HSM_SHIFT 2 -#define PGRP_SCHMT_SHIFT 3 -#define PGRP_LPMD_SHIFT 4 -#define PGRP_LPMD_MASK (3 << PGRP_LPMD_SHIFT) -#define PGRP_DRVDN_SHIFT 12 -#define PGRP_DRVDN_MASK (0x7F << PGRP_DRVDN_SHIFT) -#define PGRP_DRVUP_SHIFT 20 -#define PGRP_DRVUP_MASK (0x7F << PGRP_DRVUP_SHIFT) -#define PGRP_SLWR_SHIFT 28 -#define PGRP_SLWR_MASK (3 << PGRP_SLWR_SHIFT) -#define PGRP_SLWF_SHIFT 30 -#define PGRP_SLWF_MASK (3 << PGRP_SLWF_SHIFT) - /* Convenient macro for defining pin group properties */ -#define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \ +#define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \ { \ .funcs = { \ PMUX_FUNC_ ## f0, \ @@ -58,7 +29,6 @@ struct tegra_pingroup_desc { PMUX_FUNC_ ## f2, \ PMUX_FUNC_ ## f3, \ }, \ - .io = PMUX_PIN_ ## iod, \ } /* Input and output pins */ @@ -67,7 +37,7 @@ struct tegra_pingroup_desc { #define PINO(pg_name, vdd, f0, f1, f2, f3) \ PIN(pg_name, vdd, f0, f1, f2, f3, OUTPUT) -const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { +static const struct tegra_pingroup_desc tegra30_pingroups[PINGRP_COUNT] = { /* NAME VDD f0 f1 f2 f3 */ PINI(ULPI_DATA0, BB, SPI3, HSI, UARTA, ULPI), PINI(ULPI_DATA1, BB, SPI3, HSI, UARTA, ULPI), @@ -319,368 +289,4 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { PINI(PEX_L2_CLKREQ_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(HDMI_CEC, SYS, CEC, RSVD2, RSVD3, RSVD4), }; - -void pinmux_set_tristate(enum pmux_pingrp pin, int enable) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *tri = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin */ - assert(pmux_pingrp_isvalid(pin)); - - reg = readl(tri); - if (enable) - reg |= PMUX_TRISTATE_MASK; - else - reg &= ~PMUX_TRISTATE_MASK; - writel(reg, tri); -} - -void pinmux_tristate_enable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 1); -} - -void pinmux_tristate_disable(enum pmux_pingrp pin) -{ - pinmux_set_tristate(pin, 0); -} - -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pull = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and pupd */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_pupd_isvalid(pupd)); - - reg = readl(pull); - reg &= ~(0x3 << PMUX_PULL_SHIFT); - reg |= (pupd << PMUX_PULL_SHIFT); - writel(reg, pull); -} - -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *muxctl = &pmt->pmt_ctl[pin]; - int i, mux = -1; - u32 reg; - - /* Error check on pin and func */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_func_isvalid(func)); - - if (func & PMUX_FUNC_RSVD1) { - mux = func & 0x3; - } else { - /* Search for the appropriate function */ - for (i = 0; i < 4; i++) { - if (tegra_soc_pingroups[pin].funcs[i] == func) { - mux = i; - break; - } - } - } - assert(mux != -1); - - reg = readl(muxctl); - reg &= ~(0x3 << PMUX_MUXCTL_SHIFT); - reg |= (mux << PMUX_MUXCTL_SHIFT); - writel(reg, muxctl); - -} - -void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_io = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and io */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_io_isvalid(io)); - - reg = readl(pin_io); - reg &= ~(0x1 << PMUX_IO_SHIFT); - reg |= (io & 0x1) << PMUX_IO_SHIFT; - writel(reg, pin_io); -} - -static int pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_lock = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and lock */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_lock_isvalid(lock)); - - if (lock == PMUX_PIN_LOCK_DEFAULT) - return 0; - - reg = readl(pin_lock); - reg &= ~(0x1 << PMUX_LOCK_SHIFT); - if (lock == PMUX_PIN_LOCK_ENABLE) - reg |= (0x1 << PMUX_LOCK_SHIFT); - else { - /* lock == DISABLE, which isn't possible */ - printf("%s: Warning: lock == %d, DISABLE is not allowed!\n", - __func__, lock); - } - writel(reg, pin_lock); - - return 0; -} - -static int pinmux_set_od(enum pmux_pingrp pin, enum pmux_pin_od od) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_od = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and od */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_od_isvalid(od)); - - if (od == PMUX_PIN_OD_DEFAULT) - return 0; - - reg = readl(pin_od); - reg &= ~(0x1 << PMUX_OD_SHIFT); - if (od == PMUX_PIN_OD_ENABLE) - reg |= (0x1 << PMUX_OD_SHIFT); - writel(reg, pin_od); - - return 0; -} - -static int pinmux_set_ioreset(enum pmux_pingrp pin, - enum pmux_pin_ioreset ioreset) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pin_ioreset = &pmt->pmt_ctl[pin]; - u32 reg; - - /* Error check on pin and ioreset */ - assert(pmux_pingrp_isvalid(pin)); - assert(pmux_pin_ioreset_isvalid(ioreset)); - - if (ioreset == PMUX_PIN_IO_RESET_DEFAULT) - return 0; - - reg = readl(pin_ioreset); - reg &= ~(0x1 << PMUX_IO_RESET_SHIFT); - if (ioreset == PMUX_PIN_IO_RESET_ENABLE) - reg |= (0x1 << PMUX_IO_RESET_SHIFT); - writel(reg, pin_ioreset); - - return 0; -} - -void pinmux_config_pingroup(struct pingroup_config *config) -{ - enum pmux_pingrp pin = config->pingroup; - - pinmux_set_func(pin, config->func); - pinmux_set_pullupdown(pin, config->pull); - pinmux_set_tristate(pin, config->tristate); - pinmux_set_io(pin, config->io); - pinmux_set_lock(pin, config->lock); - pinmux_set_od(pin, config->od); - pinmux_set_ioreset(pin, config->ioreset); -} - -void pinmux_config_table(struct pingroup_config *config, int len) -{ - int i; - - for (i = 0; i < len; i++) - pinmux_config_pingroup(&config[i]); -} - -static int padgrp_set_drvup_slwf(enum pdrive_pingrp pad, - int slwf) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_slwf = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and slwf */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_slw_isvalid(slwf)); - - /* NONE means unspecified/do not change/use POR value */ - if (slwf == PGRP_SLWF_NONE) - return 0; - - reg = readl(pad_slwf); - reg &= ~PGRP_SLWF_MASK; - reg |= (slwf << PGRP_SLWF_SHIFT); - writel(reg, pad_slwf); - - return 0; -} - -static int padgrp_set_drvdn_slwr(enum pdrive_pingrp pad, int slwr) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_slwr = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and slwr */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_slw_isvalid(slwr)); - - /* NONE means unspecified/do not change/use POR value */ - if (slwr == PGRP_SLWR_NONE) - return 0; - - reg = readl(pad_slwr); - reg &= ~PGRP_SLWR_MASK; - reg |= (slwr << PGRP_SLWR_SHIFT); - writel(reg, pad_slwr); - - return 0; -} - -static int padgrp_set_drvup(enum pdrive_pingrp pad, int drvup) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_drvup = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and drvup */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_drv_isvalid(drvup)); - - /* NONE means unspecified/do not change/use POR value */ - if (drvup == PGRP_DRVUP_NONE) - return 0; - - reg = readl(pad_drvup); - reg &= ~PGRP_DRVUP_MASK; - reg |= (drvup << PGRP_DRVUP_SHIFT); - writel(reg, pad_drvup); - - return 0; -} - -static int padgrp_set_drvdn(enum pdrive_pingrp pad, int drvdn) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_drvdn = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check on pad and drvdn */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_drv_isvalid(drvdn)); - - /* NONE means unspecified/do not change/use POR value */ - if (drvdn == PGRP_DRVDN_NONE) - return 0; - - reg = readl(pad_drvdn); - reg &= ~PGRP_DRVDN_MASK; - reg |= (drvdn << PGRP_DRVDN_SHIFT); - writel(reg, pad_drvdn); - - return 0; -} - -static int padgrp_set_lpmd(enum pdrive_pingrp pad, enum pgrp_lpmd lpmd) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_lpmd = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad and lpmd value */ - assert(pmux_padgrp_isvalid(pad)); - assert(pmux_pad_lpmd_isvalid(lpmd)); - - /* NONE means unspecified/do not change/use POR value */ - if (lpmd == PGRP_LPMD_NONE) - return 0; - - reg = readl(pad_lpmd); - reg &= ~PGRP_LPMD_MASK; - reg |= (lpmd << PGRP_LPMD_SHIFT); - writel(reg, pad_lpmd); - - return 0; -} - -static int padgrp_set_schmt(enum pdrive_pingrp pad, enum pgrp_schmt schmt) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_schmt = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad */ - assert(pmux_padgrp_isvalid(pad)); - - reg = readl(pad_schmt); - reg &= ~(1 << PGRP_SCHMT_SHIFT); - if (schmt == PGRP_SCHMT_ENABLE) - reg |= (0x1 << PGRP_SCHMT_SHIFT); - writel(reg, pad_schmt); - - return 0; -} -static int padgrp_set_hsm(enum pdrive_pingrp pad, - enum pgrp_hsm hsm) -{ - struct pmux_tri_ctlr *pmt = - (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - u32 *pad_hsm = &pmt->pmt_drive[pad]; - u32 reg; - - /* Error check pad */ - assert(pmux_padgrp_isvalid(pad)); - - reg = readl(pad_hsm); - reg &= ~(1 << PGRP_HSM_SHIFT); - if (hsm == PGRP_HSM_ENABLE) - reg |= (0x1 << PGRP_HSM_SHIFT); - writel(reg, pad_hsm); - - return 0; -} - -void padctrl_config_pingroup(struct padctrl_config *config) -{ - enum pdrive_pingrp pad = config->padgrp; - - padgrp_set_drvup_slwf(pad, config->slwf); - padgrp_set_drvdn_slwr(pad, config->slwr); - padgrp_set_drvup(pad, config->drvup); - padgrp_set_drvdn(pad, config->drvdn); - padgrp_set_lpmd(pad, config->lpmd); - padgrp_set_schmt(pad, config->schmt); - padgrp_set_hsm(pad, config->hsm); -} - -void padgrp_config_table(struct padctrl_config *config, int len) -{ - int i; - - for (i = 0; i < len; i++) - padctrl_config_pingroup(&config[i]); -} +const struct tegra_pingroup_desc *tegra_soc_pingroups = tegra30_pingroups; diff --git a/arch/arm/include/asm/arch-tegra/pinmux.h b/arch/arm/include/asm/arch-tegra/pinmux.h new file mode 100644 index 0000000000..e97fffdcf8 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/pinmux.h @@ -0,0 +1,189 @@ +/* + * (C) Copyright 2010-2014 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA_PINMUX_H_ +#define _TEGRA_PINMUX_H_ + +#include <asm/arch/tegra.h> + +/* The pullup/pulldown state of a pin group */ +enum pmux_pull { + PMUX_PULL_NORMAL = 0, + PMUX_PULL_DOWN, + PMUX_PULL_UP, +}; + +/* Defines whether a pin group is tristated or in normal operation */ +enum pmux_tristate { + PMUX_TRI_NORMAL = 0, + PMUX_TRI_TRISTATE = 1, +}; + +#ifdef TEGRA_PMX_HAS_PIN_IO_BIT_ETC +enum pmux_pin_io { + PMUX_PIN_OUTPUT = 0, + PMUX_PIN_INPUT = 1, + PMUX_PIN_NONE, +}; + +enum pmux_pin_lock { + PMUX_PIN_LOCK_DEFAULT = 0, + PMUX_PIN_LOCK_DISABLE, + PMUX_PIN_LOCK_ENABLE, +}; + +enum pmux_pin_od { + PMUX_PIN_OD_DEFAULT = 0, + PMUX_PIN_OD_DISABLE, + PMUX_PIN_OD_ENABLE, +}; + +enum pmux_pin_ioreset { + PMUX_PIN_IO_RESET_DEFAULT = 0, + PMUX_PIN_IO_RESET_DISABLE, + PMUX_PIN_IO_RESET_ENABLE, +}; + +#ifdef TEGRA_PMX_HAS_RCV_SEL +enum pmux_pin_rcv_sel { + PMUX_PIN_RCV_SEL_DEFAULT = 0, + PMUX_PIN_RCV_SEL_NORMAL, + PMUX_PIN_RCV_SEL_HIGH, +}; +#endif /* TEGRA_PMX_HAS_RCV_SEL */ +#endif /* TEGRA_PMX_HAS_PIN_IO_BIT_ETC */ + +/* + * This defines the configuration for a pin, including the function assigned, + * pull up/down settings and tristate settings. Having set up one of these + * you can call pinmux_config_pingroup() to configure a pin in one step. Also + * available is pinmux_config_table() to configure a list of pins. + */ +struct pingroup_config { + enum pmux_pingrp pingroup; /* pin group PINGRP_... */ + enum pmux_func func; /* function to assign FUNC_... */ + enum pmux_pull pull; /* pull up/down/normal PMUX_PULL_...*/ + enum pmux_tristate tristate; /* tristate or normal PMUX_TRI_... */ +#ifdef TEGRA_PMX_HAS_PIN_IO_BIT_ETC + enum pmux_pin_io io; /* input or output PMUX_PIN_... */ + enum pmux_pin_lock lock; /* lock enable/disable PMUX_PIN... */ + enum pmux_pin_od od; /* open-drain or push-pull driver */ + enum pmux_pin_ioreset ioreset; /* input/output reset PMUX_PIN... */ +#ifdef TEGRA_PMX_HAS_RCV_SEL + enum pmux_pin_rcv_sel rcv_sel; /* select between High and Normal */ + /* VIL/VIH receivers */ +#endif +#endif +}; + +/* Set the mux function for a pin group */ +void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func); + +/* Set the pull up/down feature for a pin group */ +void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd); + +/* Set a pin group to tristate or normal */ +void pinmux_set_tristate(enum pmux_pingrp pin, int enable); + +/* Set a pin group to tristate */ +void pinmux_tristate_enable(enum pmux_pingrp pin); + +/* Set a pin group to normal (non tristate) */ +void pinmux_tristate_disable(enum pmux_pingrp pin); + +#ifdef TEGRA_PMX_HAS_PIN_IO_BIT_ETC +/* Set a pin group as input or output */ +void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io); +#endif + +/* Set the complete configuration for a pin group */ +void pinmux_config_pingroup(const struct pingroup_config *config); + +/** + * Configure a list of pin groups + * + * @param config List of config items + * @param len Number of config items in list + */ +void pinmux_config_table(const struct pingroup_config *config, int len); + +#ifdef TEGRA_PMX_HAS_PADGRPS + +#define PGRP_SLWF_MIN 0 +#define PGRP_SLWF_MAX 3 +#define PGRP_SLWF_NONE -1 + +#define PGRP_SLWR_MIN 0 +#define PGRP_SLWR_MAX 3 +#define PGRP_SLWR_NONE -1 + +#define PGRP_DRVUP_MIN 0 +#define PGRP_DRVUP_MAX 127 +#define PGRP_DRVUP_NONE -1 + +#define PGRP_DRVDN_MIN 0 +#define PGRP_DRVDN_MAX 127 +#define PGRP_DRVDN_NONE -1 + +/* Defines a pin group cfg's low-power mode select */ +enum pgrp_lpmd { + PGRP_LPMD_X8 = 0, + PGRP_LPMD_X4, + PGRP_LPMD_X2, + PGRP_LPMD_X, + PGRP_LPMD_NONE = -1, +}; + +/* Defines whether a pin group cfg's schmidt is enabled or not */ +enum pgrp_schmt { + PGRP_SCHMT_DISABLE = 0, + PGRP_SCHMT_ENABLE = 1, + PGRP_SCHMT_NONE = -1, +}; + +/* Defines whether a pin group cfg's high-speed mode is enabled or not */ +enum pgrp_hsm { + PGRP_HSM_DISABLE = 0, + PGRP_HSM_ENABLE = 1, + PGRP_HSM_NONE = -1, +}; + +/* + * This defines the configuration for a pin group's pad control config + */ +struct padctrl_config { + enum pdrive_pingrp padgrp; /* pin group PDRIVE_PINGRP_x */ + int slwf; /* falling edge slew */ + int slwr; /* rising edge slew */ + int drvup; /* pull-up drive strength */ + int drvdn; /* pull-down drive strength */ + enum pgrp_lpmd lpmd; /* low-power mode selection */ + enum pgrp_schmt schmt; /* schmidt enable */ + enum pgrp_hsm hsm; /* high-speed mode enable */ +}; + +/** + * Set the GP pad configs + * + * @param config List of config items + * @param len Number of config items in list + */ +void padgrp_config_table(const struct padctrl_config *config, int len); + +#endif /* TEGRA_PMX_HAS_PADGRPS */ + +struct tegra_pingroup_desc { + enum pmux_func funcs[4]; +#if defined(CONFIG_TEGRA20) + u32 ctl_id; + u32 pull_id; +#endif /* CONFIG_TEGRA20 */ +}; + +extern const struct tegra_pingroup_desc *tegra_soc_pingroups; + +#endif /* _TEGRA_PINMUX_H_ */ diff --git a/arch/arm/include/asm/arch-tegra114/pinmux.h b/arch/arm/include/asm/arch-tegra114/pinmux.h index a06b24f412..00ef542354 100644 --- a/arch/arm/include/asm/arch-tegra114/pinmux.h +++ b/arch/arm/include/asm/arch-tegra114/pinmux.h @@ -367,7 +367,7 @@ enum pmux_func { PMUX_FUNC_RESET_OUT_N, /* End of Tegra114 MUX selectors */ - PMUX_FUNC_MAX, + PMUX_FUNC_COUNT, PMUX_FUNC_INVALID = 0x4000, PMUX_FUNC_RSVD1 = 0x8000, @@ -376,216 +376,9 @@ enum pmux_func { PMUX_FUNC_RSVD4 = 0x8003, }; -/* return 1 if a pmux_func is in range */ -#define pmux_func_isvalid(func) ((((func) >= 0) && ((func) < PMUX_FUNC_MAX)) \ - || (((func) >= PMUX_FUNC_RSVD1) && ((func) <= PMUX_FUNC_RSVD4))) +#define TEGRA_PMX_HAS_PIN_IO_BIT_ETC +#define TEGRA_PMX_HAS_RCV_SEL +#define TEGRA_PMX_HAS_PADGRPS +#include <asm/arch-tegra/pinmux.h> -/* return 1 if a pingrp is in range */ -#define pmux_pingrp_isvalid(pin) (((pin) >= 0) && ((pin) < PINGRP_COUNT)) - -/* The pullup/pulldown state of a pin group */ -enum pmux_pull { - PMUX_PULL_NORMAL = 0, - PMUX_PULL_DOWN, - PMUX_PULL_UP, -}; -/* return 1 if a pin_pupd_is in range */ -#define pmux_pin_pupd_isvalid(pupd) (((pupd) >= PMUX_PULL_NORMAL) && \ - ((pupd) <= PMUX_PULL_UP)) - -/* Defines whether a pin group is tristated or in normal operation */ -enum pmux_tristate { - PMUX_TRI_NORMAL = 0, - PMUX_TRI_TRISTATE = 1, -}; -/* return 1 if a pin_tristate_is in range */ -#define pmux_pin_tristate_isvalid(tristate) (((tristate) >= PMUX_TRI_NORMAL) \ - && ((tristate) <= PMUX_TRI_TRISTATE)) - -enum pmux_pin_io { - PMUX_PIN_OUTPUT = 0, - PMUX_PIN_INPUT = 1, - PMUX_PIN_NONE, -}; -/* return 1 if a pin_io_is in range */ -#define pmux_pin_io_isvalid(io) (((io) >= PMUX_PIN_OUTPUT) && \ - ((io) <= PMUX_PIN_INPUT)) - -enum pmux_pin_lock { - PMUX_PIN_LOCK_DEFAULT = 0, - PMUX_PIN_LOCK_DISABLE, - PMUX_PIN_LOCK_ENABLE, -}; -/* return 1 if a pin_lock is in range */ -#define pmux_pin_lock_isvalid(lock) (((lock) >= PMUX_PIN_LOCK_DEFAULT) && \ - ((lock) <= PMUX_PIN_LOCK_ENABLE)) - -enum pmux_pin_od { - PMUX_PIN_OD_DEFAULT = 0, - PMUX_PIN_OD_DISABLE, - PMUX_PIN_OD_ENABLE, -}; -/* return 1 if a pin_od is in range */ -#define pmux_pin_od_isvalid(od) (((od) >= PMUX_PIN_OD_DEFAULT) && \ - ((od) <= PMUX_PIN_OD_ENABLE)) - -enum pmux_pin_ioreset { - PMUX_PIN_IO_RESET_DEFAULT = 0, - PMUX_PIN_IO_RESET_DISABLE, - PMUX_PIN_IO_RESET_ENABLE, -}; -/* return 1 if a pin_ioreset_is in range */ -#define pmux_pin_ioreset_isvalid(ioreset) \ - (((ioreset) >= PMUX_PIN_IO_RESET_DEFAULT) && \ - ((ioreset) <= PMUX_PIN_IO_RESET_ENABLE)) - -enum pmux_pin_rcv_sel { - PMUX_PIN_RCV_SEL_DEFAULT = 0, - PMUX_PIN_RCV_SEL_NORMAL, - PMUX_PIN_RCV_SEL_HIGH, -}; -/* return 1 if a pin_rcv_sel_is in range */ -#define pmux_pin_rcv_sel_isvalid(rcv_sel) \ - (((rcv_sel) >= PMUX_PIN_RCV_SEL_DEFAULT) && \ - ((rcv_sel) <= PMUX_PIN_RCV_SEL_HIGH)) - -#define PGRP_SLWF_NONE -1 -#define PGRP_SLWF_MAX 3 -#define PGRP_SLWR_NONE PGRP_SLWF_NONE -#define PGRP_SLWR_MAX PGRP_SLWF_MAX - -#define PGRP_DRVUP_NONE -1 -#define PGRP_DRVUP_MAX 127 -#define PGRP_DRVDN_NONE PGRP_DRVUP_NONE -#define PGRP_DRVDN_MAX PGRP_DRVUP_MAX - -#define PGRP_SCHMT_NONE -1 -#define PGRP_HSM_NONE PGRP_SCHMT_NONE - -/* return 1 if a padgrp is in range */ -#define pmux_padgrp_isvalid(pd) (((pd) >= 0) && ((pd) < PDRIVE_PINGROUP_COUNT)) - -/* return 1 if a slew-rate rising/falling edge value is in range */ -#define pmux_pad_slw_isvalid(slw) (((slw) == PGRP_SLWF_NONE) || \ - (((slw) >= 0) && ((slw) <= PGRP_SLWF_MAX))) - -/* return 1 if a driver output pull-up/down strength code value is in range */ -#define pmux_pad_drv_isvalid(drv) (((drv) == PGRP_DRVUP_NONE) || \ - (((drv) >= 0) && ((drv) <= PGRP_DRVUP_MAX))) - -/* return 1 if a low-power mode value is in range */ -#define pmux_pad_lpmd_isvalid(lpm) (((lpm) == PGRP_LPMD_NONE) || \ - (((lpm) >= 0) && ((lpm) <= PGRP_LPMD_X))) - -/* Defines a pin group cfg's low-power mode select */ -enum pgrp_lpmd { - PGRP_LPMD_X8 = 0, - PGRP_LPMD_X4, - PGRP_LPMD_X2, - PGRP_LPMD_X, - PGRP_LPMD_NONE = -1, -}; - -/* Defines whether a pin group cfg's schmidt is enabled or not */ -enum pgrp_schmt { - PGRP_SCHMT_DISABLE = 0, - PGRP_SCHMT_ENABLE = 1, -}; - -/* Defines whether a pin group cfg's high-speed mode is enabled or not */ -enum pgrp_hsm { - PGRP_HSM_DISABLE = 0, - PGRP_HSM_ENABLE = 1, -}; - -/* - * This defines the configuration for a pin group's pad control config - */ -struct padctrl_config { - enum pdrive_pingrp padgrp; /* pin group PDRIVE_PINGRP_x */ - int slwf; /* falling edge slew */ - int slwr; /* rising edge slew */ - int drvup; /* pull-up drive strength */ - int drvdn; /* pull-down drive strength */ - enum pgrp_lpmd lpmd; /* low-power mode selection */ - enum pgrp_schmt schmt; /* schmidt enable */ - enum pgrp_hsm hsm; /* high-speed mode enable */ -}; - -/* t114 pin drive group and pin mux registers */ -#define PDRIVE_PINGROUP_OFFSET (0x868 >> 2) -#define PMUX_OFFSET ((0x3000 >> 2) - PDRIVE_PINGROUP_OFFSET - \ - PDRIVE_PINGROUP_COUNT) -struct pmux_tri_ctlr { - uint pmt_reserved0; /* ABP_MISC_PP_ reserved offset 00 */ - uint pmt_reserved1; /* ABP_MISC_PP_ reserved offset 04 */ - uint pmt_strap_opt_a; /* _STRAPPING_OPT_A_0, offset 08 */ - uint pmt_reserved2; /* ABP_MISC_PP_ reserved offset 0C */ - uint pmt_reserved3; /* ABP_MISC_PP_ reserved offset 10 */ - uint pmt_reserved4[4]; /* _TRI_STATE_REG_A/B/C/D in t20 */ - uint pmt_cfg_ctl; /* _CONFIG_CTL_0, offset 24 */ - - uint pmt_reserved[528]; /* ABP_MISC_PP_ reserved offs 28-864 */ - - uint pmt_drive[PDRIVE_PINGROUP_COUNT]; /* pin drive grps offs 868 */ - uint pmt_reserved5[PMUX_OFFSET]; - uint pmt_ctl[PINGRP_COUNT]; /* mux/pupd/tri regs, offset 0x3000 */ -}; - -/* - * This defines the configuration for a pin, including the function assigned, - * pull up/down settings and tristate settings. Having set up one of these - * you can call pinmux_config_pingroup() to configure a pin in one step. Also - * available is pinmux_config_table() to configure a list of pins. - */ -struct pingroup_config { - enum pmux_pingrp pingroup; /* pin group PINGRP_... */ - enum pmux_func func; /* function to assign FUNC_... */ - enum pmux_pull pull; /* pull up/down/normal PMUX_PULL_...*/ - enum pmux_tristate tristate; /* tristate or normal PMUX_TRI_... */ - enum pmux_pin_io io; /* input or output PMUX_PIN_... */ - enum pmux_pin_lock lock; /* lock enable/disable PMUX_PIN... */ - enum pmux_pin_od od; /* open-drain or push-pull driver */ - enum pmux_pin_ioreset ioreset; /* input/output reset PMUX_PIN... */ - enum pmux_pin_rcv_sel rcv_sel; /* select between High and Normal */ - /* VIL/VIH receivers */ -}; - -/* Set a pin group to tristate */ -void pinmux_tristate_enable(enum pmux_pingrp pin); - -/* Set a pin group to normal (non tristate) */ -void pinmux_tristate_disable(enum pmux_pingrp pin); - -/* Set the pull up/down feature for a pin group */ -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd); - -/* Set the mux function for a pin group */ -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func); - -/* Set the complete configuration for a pin group */ -void pinmux_config_pingroup(struct pingroup_config *config); - -/* Set a pin group to tristate or normal */ -void pinmux_set_tristate(enum pmux_pingrp pin, int enable); - -/* Set a pin group as input or output */ -void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io); - -/** - * Configure a list of pin groups - * - * @param config List of config items - * @param len Number of config items in list - */ -void pinmux_config_table(struct pingroup_config *config, int len); - -/** - * Set the GP pad configs - * - * @param config List of config items - * @param len Number of config items in list - */ -void padgrp_config_table(struct padctrl_config *config, int len); - -#endif /* _TEGRA114_PINMUX_H_ */ +#endif /* _TEGRA114_PINMUX_H_ */ diff --git a/arch/arm/include/asm/arch-tegra124/pinmux.h b/arch/arm/include/asm/arch-tegra124/pinmux.h index 900cf44622..2c6f0d8e60 100644 --- a/arch/arm/include/asm/arch-tegra124/pinmux.h +++ b/arch/arm/include/asm/arch-tegra124/pinmux.h @@ -374,7 +374,7 @@ enum pmux_func { PMUX_FUNC_RESET_OUT_N, /* End of Tegra114 MUX selectors */ - PMUX_FUNC_MAX, + PMUX_FUNC_COUNT, PMUX_FUNC_INVALID = 0x4000, PMUX_FUNC_RSVD1 = 0x8000, @@ -383,213 +383,9 @@ enum pmux_func { PMUX_FUNC_RSVD4 = 0x8003, }; -/* return 1 if a pmux_func is in range */ -#define pmux_func_isvalid(func) \ - ((((func) >= 0) && ((func) < PMUX_FUNC_MAX)) || \ - (((func) >= PMUX_FUNC_RSVD1) && ((func) <= PMUX_FUNC_RSVD4))) +#define TEGRA_PMX_HAS_PIN_IO_BIT_ETC +#define TEGRA_PMX_HAS_RCV_SEL +#define TEGRA_PMX_HAS_PADGRPS +#include <asm/arch-tegra/pinmux.h> -/* return 1 if a pingrp is in range */ -#define pmux_pingrp_isvalid(pin) (((pin) >= 0) && ((pin) < PINGRP_COUNT)) - -/* The pullup/pulldown state of a pin group */ -enum pmux_pull { - PMUX_PULL_NORMAL = 0, - PMUX_PULL_DOWN, - PMUX_PULL_UP, -}; -/* return 1 if a pin_pupd_is in range */ -#define pmux_pin_pupd_isvalid(pupd) (((pupd) >= PMUX_PULL_NORMAL) && \ - ((pupd) <= PMUX_PULL_UP)) - -/* Defines whether a pin group is tristated or in normal operation */ -enum pmux_tristate { - PMUX_TRI_NORMAL = 0, - PMUX_TRI_TRISTATE = 1, -}; -/* return 1 if a pin_tristate_is in range */ -#define pmux_pin_tristate_isvalid(tristate) \ - (((tristate) >= PMUX_TRI_NORMAL) && \ - ((tristate) <= PMUX_TRI_TRISTATE)) - -enum pmux_pin_io { - PMUX_PIN_OUTPUT = 0, - PMUX_PIN_INPUT = 1, - PMUX_PIN_NONE, -}; -/* return 1 if a pin_io_is in range */ -#define pmux_pin_io_isvalid(io) (((io) >= PMUX_PIN_OUTPUT) && \ - ((io) <= PMUX_PIN_INPUT)) - -enum pmux_pin_lock { - PMUX_PIN_LOCK_DEFAULT = 0, - PMUX_PIN_LOCK_DISABLE, - PMUX_PIN_LOCK_ENABLE, -}; -/* return 1 if a pin_lock is in range */ -#define pmux_pin_lock_isvalid(lock) (((lock) >= PMUX_PIN_LOCK_DEFAULT) && \ - ((lock) <= PMUX_PIN_LOCK_ENABLE)) - -enum pmux_pin_od { - PMUX_PIN_OD_DEFAULT = 0, - PMUX_PIN_OD_DISABLE, - PMUX_PIN_OD_ENABLE, -}; -/* return 1 if a pin_od is in range */ -#define pmux_pin_od_isvalid(od) (((od) >= PMUX_PIN_OD_DEFAULT) && \ - ((od) <= PMUX_PIN_OD_ENABLE)) - -enum pmux_pin_ioreset { - PMUX_PIN_IO_RESET_DEFAULT = 0, - PMUX_PIN_IO_RESET_DISABLE, - PMUX_PIN_IO_RESET_ENABLE, -}; -/* return 1 if a pin_ioreset_is in range */ -#define pmux_pin_ioreset_isvalid(ioreset) \ - (((ioreset) >= PMUX_PIN_IO_RESET_DEFAULT) && \ - ((ioreset) <= PMUX_PIN_IO_RESET_ENABLE)) - -enum pmux_pin_rcv_sel { - PMUX_PIN_RCV_SEL_DEFAULT = 0, - PMUX_PIN_RCV_SEL_NORMAL, - PMUX_PIN_RCV_SEL_HIGH, -}; -/* return 1 if a pin_rcv_sel_is in range */ -#define pmux_pin_rcv_sel_isvalid(rcv_sel) \ - (((rcv_sel) >= PMUX_PIN_RCV_SEL_DEFAULT) && \ - ((rcv_sel) <= PMUX_PIN_RCV_SEL_HIGH)) - -#define PGRP_SLWF_NONE -1 -#define PGRP_SLWF_MAX 3 -#define PGRP_SLWR_NONE PGRP_SLWF_NONE -#define PGRP_SLWR_MAX PGRP_SLWF_MAX - -#define PGRP_DRVUP_NONE -1 -#define PGRP_DRVUP_MAX 127 -#define PGRP_DRVDN_NONE PGRP_DRVUP_NONE -#define PGRP_DRVDN_MAX PGRP_DRVUP_MAX - -#define PGRP_SCHMT_NONE -1 -#define PGRP_HSM_NONE PGRP_SCHMT_NONE - -/* return 1 if a padgrp is in range */ -#define pmux_padgrp_isvalid(pd) (((pd) >= 0) && ((pd) < PDRIVE_PINGROUP_COUNT)) - -/* return 1 if a slew-rate rising/falling edge value is in range */ -#define pmux_pad_slw_isvalid(slw) (((slw) == PGRP_SLWF_NONE) || \ - (((slw) >= 0) && ((slw) <= PGRP_SLWF_MAX))) - -/* return 1 if a driver output pull-up/down strength code value is in range */ -#define pmux_pad_drv_isvalid(drv) (((drv) == PGRP_DRVUP_NONE) || \ - (((drv) >= 0) && ((drv) <= PGRP_DRVUP_MAX))) - -/* return 1 if a low-power mode value is in range */ -#define pmux_pad_lpmd_isvalid(lpm) (((lpm) == PGRP_LPMD_NONE) || \ - (((lpm) >= 0) && ((lpm) <= PGRP_LPMD_X))) - -/* Defines a pin group cfg's low-power mode select */ -enum pgrp_lpmd { - PGRP_LPMD_X8 = 0, - PGRP_LPMD_X4, - PGRP_LPMD_X2, - PGRP_LPMD_X, - PGRP_LPMD_NONE = -1, -}; - -/* Defines whether a pin group cfg's schmidt is enabled or not */ -enum pgrp_schmt { - PGRP_SCHMT_DISABLE = 0, - PGRP_SCHMT_ENABLE = 1, -}; - -/* Defines whether a pin group cfg's high-speed mode is enabled or not */ -enum pgrp_hsm { - PGRP_HSM_DISABLE = 0, - PGRP_HSM_ENABLE = 1, -}; - -/* - * This defines the configuration for a pin group's pad control config - */ -struct padctrl_config { - enum pdrive_pingrp padgrp; /* pin group PDRIVE_PINGRP_x */ - int slwf; /* falling edge slew */ - int slwr; /* rising edge slew */ - int drvup; /* pull-up drive strength */ - int drvdn; /* pull-down drive strength */ - enum pgrp_lpmd lpmd; /* low-power mode selection */ - enum pgrp_schmt schmt; /* schmidt enable */ - enum pgrp_hsm hsm; /* high-speed mode enable */ -}; - -/* Tegra124 pin drive group and pin mux registers */ -#define PDRIVE_PINGROUP_OFFSET (0x868 >> 2) -#define PMUX_OFFSET ((0x3000 >> 2) - PDRIVE_PINGROUP_OFFSET - \ - PDRIVE_PINGROUP_COUNT) -struct pmux_tri_ctlr { - uint pmt_reserved0[9]; /* ABP_MISC_PP_ offsets 00-20 */ - uint pmt_cfg_ctl; /* _CONFIG_CTL_0, offset 24 */ - - uint pmt_reserved[528]; /* ABP_MISC_PP_ reserved offs 28-864 */ - - uint pmt_drive[PDRIVE_PINGROUP_COUNT]; /* pin drive grps offs 868 */ - uint pmt_reserved5[PMUX_OFFSET]; - uint pmt_ctl[PINGRP_COUNT]; /* mux/pupd/tri regs, offset 0x3000 */ -}; - -/* - * This defines the configuration for a pin, including the function assigned, - * pull up/down settings and tristate settings. Having set up one of these - * you can call pinmux_config_pingroup() to configure a pin in one step. Also - * available is pinmux_config_table() to configure a list of pins. - */ -struct pingroup_config { - enum pmux_pingrp pingroup; /* pin group PINGRP_... */ - enum pmux_func func; /* function to assign FUNC_... */ - enum pmux_pull pull; /* pull up/down/normal PMUX_PULL_...*/ - enum pmux_tristate tristate; /* tristate or normal PMUX_TRI_... */ - enum pmux_pin_io io; /* input or output PMUX_PIN_... */ - enum pmux_pin_lock lock; /* lock enable/disable PMUX_PIN... */ - enum pmux_pin_od od; /* open-drain or push-pull driver */ - enum pmux_pin_ioreset ioreset; /* input/output reset PMUX_PIN... */ - enum pmux_pin_rcv_sel rcv_sel; /* select between High and Normal */ - /* VIL/VIH receivers */ -}; - -/* Set a pin group to tristate */ -void pinmux_tristate_enable(enum pmux_pingrp pin); - -/* Set a pin group to normal (non tristate) */ -void pinmux_tristate_disable(enum pmux_pingrp pin); - -/* Set the pull up/down feature for a pin group */ -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd); - -/* Set the mux function for a pin group */ -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func); - -/* Set the complete configuration for a pin group */ -void pinmux_config_pingroup(struct pingroup_config *config); - -/* Set a pin group to tristate or normal */ -void pinmux_set_tristate(enum pmux_pingrp pin, int enable); - -/* Set a pin group as input or output */ -void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io); - -/** - * Configure a list of pin groups - * - * @param config List of config items - * @param len Number of config items in list - */ -void pinmux_config_table(struct pingroup_config *config, int len); - -/** - * Set the GP pad configs - * - * @param config List of config items - * @param len Number of config items in list - */ -void padgrp_config_table(struct padctrl_config *config, int len); - -#endif /* _TEGRA124_PINMUX_H_ */ +#endif /* _TEGRA124_PINMUX_H_ */ diff --git a/arch/arm/include/asm/arch-tegra20/pinmux.h b/arch/arm/include/asm/arch-tegra20/pinmux.h index 1980201ce8..5517c0783d 100644 --- a/arch/arm/include/asm/arch-tegra20/pinmux.h +++ b/arch/arm/include/asm/arch-tegra20/pinmux.h @@ -5,8 +5,8 @@ * SPDX-License-Identifier: GPL-2.0+ */ -#ifndef _PINMUX_H_ -#define _PINMUX_H_ +#ifndef _TEGRA20_PINMUX_H_ +#define _TEGRA20_PINMUX_H_ /* * Pin groups which we adjust. There are three basic attributes of each pin @@ -236,83 +236,6 @@ enum pmux_func { PMUX_FUNC_RSVD4 = 0x8003, }; -/* return 1 if a pmux_func is in range */ -#define pmux_func_isvalid(func) \ - ((((func) >= 0) && ((func) < PMUX_FUNC_COUNT)) ||\ - (((func) >= PMUX_FUNC_RSVD1) && ((func) <= PMUX_FUNC_RSVD4))) +#include <asm/arch-tegra/pinmux.h> -/* The pullup/pulldown state of a pin group */ -enum pmux_pull { - PMUX_PULL_NORMAL = 0, - PMUX_PULL_DOWN, - PMUX_PULL_UP, -}; - -/* Defines whether a pin group is tristated or in normal operation */ -enum pmux_tristate { - PMUX_TRI_NORMAL = 0, - PMUX_TRI_TRISTATE = 1, -}; - -enum { - PMUX_TRISTATE_REGS = 4, - PMUX_MUX_REGS = 7, - PMUX_PULL_REGS = 5, -}; - -/* APB MISC Pin Mux and Tristate (APB_MISC_PP_) registers */ -struct pmux_tri_ctlr { - uint pmt_reserved0; /* ABP_MISC_PP_ reserved offset 00 */ - uint pmt_reserved1; /* ABP_MISC_PP_ reserved offset 04 */ - uint pmt_strap_opt_a; /* _STRAPPING_OPT_A_0, offset 08 */ - uint pmt_reserved2; /* ABP_MISC_PP_ reserved offset 0C */ - uint pmt_reserved3; /* ABP_MISC_PP_ reserved offset 10 */ - uint pmt_tri[PMUX_TRISTATE_REGS];/* _TRI_STATE_REG_A/B/C/D_0 14-20 */ - uint pmt_cfg_ctl; /* _CONFIG_CTL_0, offset 24 */ - - uint pmt_reserved[22]; /* ABP_MISC_PP_ reserved offs 28-7C */ - - uint pmt_ctl[PMUX_MUX_REGS]; /* _PIN_MUX_CTL_A-G_0, offset 80 */ - uint pmt_reserved4; /* ABP_MISC_PP_ reserved offset 9c */ - uint pmt_pull[PMUX_PULL_REGS]; /* APB_MISC_PP_PULLUPDOWN_REG_A-E */ -}; - -/* - * This defines the configuration for a pin, including the function assigned, - * pull up/down settings and tristate settings. Having set up one of these - * you can call pinmux_config_pingroup() to configure a pin in one step. Also - * available is pinmux_config_table() to configure a list of pins. - */ -struct pingroup_config { - enum pmux_pingrp pingroup; /* pin group PINGRP_... */ - enum pmux_func func; /* function to assign FUNC_... */ - enum pmux_pull pull; /* pull up/down/normal PMUX_PULL_...*/ - enum pmux_tristate tristate; /* tristate or normal PMUX_TRI_... */ -}; - -/* Set a pin group to tristate */ -void pinmux_tristate_enable(enum pmux_pingrp pin); - -/* Set a pin group to normal (non tristate) */ -void pinmux_tristate_disable(enum pmux_pingrp pin); - -/* Set the pull up/down feature for a pin group */ -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd); - -/* Set the mux function for a pin group */ -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func); - -/* Set the complete configuration for a pin group */ -void pinmux_config_pingroup(const struct pingroup_config *config); - -void pinmux_set_tristate(enum pmux_pingrp pin, int enable); - -/** - * Configuure a list of pin groups - * - * @param config List of config items - * @param len Number of config items in list - */ -void pinmux_config_table(const struct pingroup_config *config, int len); - -#endif /* PINMUX_H */ +#endif /* _TEGRA20_PINMUX_H_ */ diff --git a/arch/arm/include/asm/arch-tegra30/pinmux.h b/arch/arm/include/asm/arch-tegra30/pinmux.h index 1449f53b33..e10df76342 100644 --- a/arch/arm/include/asm/arch-tegra30/pinmux.h +++ b/arch/arm/include/asm/arch-tegra30/pinmux.h @@ -439,7 +439,7 @@ enum pmux_func { PMUX_FUNC_PWR_INT_N, PMUX_FUNC_CLK_32K_IN, - PMUX_FUNC_MAX, + PMUX_FUNC_COUNT, PMUX_FUNC_RSVD1 = 0x8000, PMUX_FUNC_RSVD2 = 0x8001, @@ -447,197 +447,8 @@ enum pmux_func { PMUX_FUNC_RSVD4 = 0x8003, }; -/* return 1 if a pmux_func is in range */ -#define pmux_func_isvalid(func) ((((func) >= 0) && ((func) < PMUX_FUNC_MAX)) \ - || (((func) >= PMUX_FUNC_RSVD1) && ((func) <= PMUX_FUNC_RSVD4))) +#define TEGRA_PMX_HAS_PIN_IO_BIT_ETC +#define TEGRA_PMX_HAS_PADGRPS +#include <asm/arch-tegra/pinmux.h> -/* return 1 if a pingrp is in range */ -#define pmux_pingrp_isvalid(pin) (((pin) >= 0) && ((pin) < PINGRP_COUNT)) - -/* The pullup/pulldown state of a pin group */ -enum pmux_pull { - PMUX_PULL_NORMAL = 0, - PMUX_PULL_DOWN, - PMUX_PULL_UP, -}; -/* return 1 if a pin_pupd_is in range */ -#define pmux_pin_pupd_isvalid(pupd) (((pupd) >= PMUX_PULL_NORMAL) && \ - ((pupd) <= PMUX_PULL_UP)) - -/* Defines whether a pin group is tristated or in normal operation */ -enum pmux_tristate { - PMUX_TRI_NORMAL = 0, - PMUX_TRI_TRISTATE = 1, -}; -/* return 1 if a pin_tristate_is in range */ -#define pmux_pin_tristate_isvalid(tristate) (((tristate) >= PMUX_TRI_NORMAL) \ - && ((tristate) <= PMUX_TRI_TRISTATE)) - -enum pmux_pin_io { - PMUX_PIN_OUTPUT = 0, - PMUX_PIN_INPUT = 1, -}; -/* return 1 if a pin_io_is in range */ -#define pmux_pin_io_isvalid(io) (((io) >= PMUX_PIN_OUTPUT) && \ - ((io) <= PMUX_PIN_INPUT)) - -enum pmux_pin_lock { - PMUX_PIN_LOCK_DEFAULT = 0, - PMUX_PIN_LOCK_DISABLE, - PMUX_PIN_LOCK_ENABLE, -}; -/* return 1 if a pin_lock is in range */ -#define pmux_pin_lock_isvalid(lock) (((lock) >= PMUX_PIN_LOCK_DEFAULT) && \ - ((lock) <= PMUX_PIN_LOCK_ENABLE)) - -enum pmux_pin_od { - PMUX_PIN_OD_DEFAULT = 0, - PMUX_PIN_OD_DISABLE, - PMUX_PIN_OD_ENABLE, -}; -/* return 1 if a pin_od is in range */ -#define pmux_pin_od_isvalid(od) (((od) >= PMUX_PIN_OD_DEFAULT) && \ - ((od) <= PMUX_PIN_OD_ENABLE)) - -enum pmux_pin_ioreset { - PMUX_PIN_IO_RESET_DEFAULT = 0, - PMUX_PIN_IO_RESET_DISABLE, - PMUX_PIN_IO_RESET_ENABLE, -}; -/* return 1 if a pin_ioreset_is in range */ -#define pmux_pin_ioreset_isvalid(ioreset) \ - (((ioreset) >= PMUX_PIN_IO_RESET_DEFAULT) && \ - ((ioreset) <= PMUX_PIN_IO_RESET_ENABLE)) - -#define PGRP_SLWF_NONE -1 -#define PGRP_SLWF_MAX 3 -#define PGRP_SLWR_NONE PGRP_SLWF_NONE -#define PGRP_SLWR_MAX PGRP_SLWF_MAX - -#define PGRP_DRVUP_NONE -1 -#define PGRP_DRVUP_MAX 127 -#define PGRP_DRVDN_NONE PGRP_DRVUP_NONE -#define PGRP_DRVDN_MAX PGRP_DRVUP_MAX - -/* return 1 if a padgrp is in range */ -#define pmux_padgrp_isvalid(pd) (((pd) >= 0) && ((pd) < PDRIVE_PINGROUP_COUNT)) - -/* return 1 if a slew-rate rising/falling edge value is in range */ -#define pmux_pad_slw_isvalid(slw) (((slw) >= 0) && ((slw) <= PGRP_SLWF_MAX)) - -/* return 1 if a driver output pull-up/down strength code value is in range */ -#define pmux_pad_drv_isvalid(drv) (((drv) >= 0) && ((drv) <= PGRP_DRVUP_MAX)) - -/* return 1 if a low-power mode value is in range */ -#define pmux_pad_lpmd_isvalid(lpm) (((lpm) >= 0) && ((lpm) <= PGRP_LPMD_X)) - -/* Defines a pin group cfg's low-power mode select */ -enum pgrp_lpmd { - PGRP_LPMD_X8 = 0, - PGRP_LPMD_X4, - PGRP_LPMD_X2, - PGRP_LPMD_X, - PGRP_LPMD_NONE = -1, -}; - -/* Defines whether a pin group cfg's schmidt is enabled or not */ -enum pgrp_schmt { - PGRP_SCHMT_DISABLE = 0, - PGRP_SCHMT_ENABLE = 1, -}; - -/* Defines whether a pin group cfg's high-speed mode is enabled or not */ -enum pgrp_hsm { - PGRP_HSM_DISABLE = 0, - PGRP_HSM_ENABLE = 1, -}; - -/* - * This defines the configuration for a pin group's pad control config - */ -struct padctrl_config { - enum pdrive_pingrp padgrp; /* pin group PDRIVE_PINGRP_x */ - int slwf; /* falling edge slew */ - int slwr; /* rising edge slew */ - int drvup; /* pull-up drive strength */ - int drvdn; /* pull-down drive strength */ - enum pgrp_lpmd lpmd; /* low-power mode selection */ - enum pgrp_schmt schmt; /* schmidt enable */ - enum pgrp_hsm hsm; /* high-speed mode enable */ -}; - -/* t30 pin drive group and pin mux registers */ -#define PDRIVE_PINGROUP_OFFSET (0x868 >> 2) -#define PMUX_OFFSET ((0x3000 >> 2) - PDRIVE_PINGROUP_OFFSET - \ - PDRIVE_PINGROUP_COUNT) -struct pmux_tri_ctlr { - uint pmt_reserved0; /* ABP_MISC_PP_ reserved offset 00 */ - uint pmt_reserved1; /* ABP_MISC_PP_ reserved offset 04 */ - uint pmt_strap_opt_a; /* _STRAPPING_OPT_A_0, offset 08 */ - uint pmt_reserved2; /* ABP_MISC_PP_ reserved offset 0C */ - uint pmt_reserved3; /* ABP_MISC_PP_ reserved offset 10 */ - uint pmt_reserved4[4]; /* _TRI_STATE_REG_A/B/C/D in t20 */ - uint pmt_cfg_ctl; /* _CONFIG_CTL_0, offset 24 */ - - uint pmt_reserved[528]; /* ABP_MISC_PP_ reserved offs 28-864 */ - - uint pmt_drive[PDRIVE_PINGROUP_COUNT]; /* pin drive grps offs 868 */ - uint pmt_reserved5[PMUX_OFFSET]; - uint pmt_ctl[PINGRP_COUNT]; /* mux/pupd/tri regs, offset 0x3000 */ -}; - -/* - * This defines the configuration for a pin, including the function assigned, - * pull up/down settings and tristate settings. Having set up one of these - * you can call pinmux_config_pingroup() to configure a pin in one step. Also - * available is pinmux_config_table() to configure a list of pins. - */ -struct pingroup_config { - enum pmux_pingrp pingroup; /* pin group PINGRP_... */ - enum pmux_func func; /* function to assign FUNC_... */ - enum pmux_pull pull; /* pull up/down/normal PMUX_PULL_...*/ - enum pmux_tristate tristate; /* tristate or normal PMUX_TRI_... */ - enum pmux_pin_io io; /* input or output PMUX_PIN_... */ - enum pmux_pin_lock lock; /* lock enable/disable PMUX_PIN... */ - enum pmux_pin_od od; /* open-drain or push-pull driver */ - enum pmux_pin_ioreset ioreset; /* input/output reset PMUX_PIN... */ -}; - -/* Set a pin group to tristate */ -void pinmux_tristate_enable(enum pmux_pingrp pin); - -/* Set a pin group to normal (non tristate) */ -void pinmux_tristate_disable(enum pmux_pingrp pin); - -/* Set the pull up/down feature for a pin group */ -void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd); - -/* Set the mux function for a pin group */ -void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func); - -/* Set the complete configuration for a pin group */ -void pinmux_config_pingroup(struct pingroup_config *config); - -/* Set a pin group to tristate or normal */ -void pinmux_set_tristate(enum pmux_pingrp pin, int enable); - -/* Set a pin group as input or output */ -void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io); - -/** - * Configure a list of pin groups - * - * @param config List of config items - * @param len Number of config items in list - */ -void pinmux_config_table(struct pingroup_config *config, int len); - -/** - * Set the GP pad configs - * - * @param config List of config items - * @param len Number of config items in list - */ -void padgrp_config_table(struct padctrl_config *config, int len); - -#endif /* _TEGRA30_PINMUX_H_ */ +#endif /* _TEGRA30_PINMUX_H_ */ |
