diff options
Diffstat (limited to 'arch/arm/include/asm/arch-tegra')
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/ap.h | 106 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/board.h | 30 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/clk_rst.h | 147 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/clock.h | 253 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/fuse.h | 39 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/gpio.h | 40 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/mmc.h | 27 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/pmc.h | 132 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/scu.h | 43 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/sys_proto.h | 35 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/tegra.h | 90 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/tegra_i2c.h | 164 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/tegra_mmc.h | 131 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/tegra_spi.h | 75 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/timer.h | 30 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/uart.h | 47 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/warmboot.h | 150 |
17 files changed, 1539 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-tegra/ap.h b/arch/arm/include/asm/arch-tegra/ap.h new file mode 100644 index 0000000000..70d94c5041 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/ap.h @@ -0,0 +1,106 @@ +/* + * (C) Copyright 2010-2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <asm/types.h> + +/* Stabilization delays, in usec */ +#define PLL_STABILIZATION_DELAY (300) +#define IO_STABILIZATION_DELAY (1000) + +#define NVBL_PLLP_KHZ (216000) + +#define PLLX_ENABLED (1 << 30) +#define CCLK_BURST_POLICY 0x20008888 +#define SUPER_CCLK_DIVIDER 0x80000000 + +/* Calculate clock fractional divider value from ref and target frequencies */ +#define CLK_DIVIDER(REF, FREQ) ((((REF) * 2) / FREQ) - 2) + +/* Calculate clock frequency value from reference and clock divider value */ +#define CLK_FREQUENCY(REF, REG) (((REF) * 2) / (REG + 2)) + +/* AVP/CPU ID */ +#define PG_UP_TAG_0_PID_CPU 0x55555555 /* CPU aka "a9" aka "mpcore" */ +#define PG_UP_TAG_0 0x0 + +#define CORESIGHT_UNLOCK 0xC5ACCE55; + +/* AP20-Specific Base Addresses */ + +/* AP20 Base physical address of SDRAM. */ +#define AP20_BASE_PA_SDRAM 0x00000000 +/* AP20 Base physical address of internal SRAM. */ +#define AP20_BASE_PA_SRAM 0x40000000 +/* AP20 Size of internal SRAM (256KB). */ +#define AP20_BASE_PA_SRAM_SIZE 0x00040000 +/* AP20 Base physical address of flash. */ +#define AP20_BASE_PA_NOR_FLASH 0xD0000000 +/* AP20 Base physical address of boot information table. */ +#define AP20_BASE_PA_BOOT_INFO AP20_BASE_PA_SRAM + +/* + * Super-temporary stacks for EXTREMELY early startup. The values chosen for + * these addresses must be valid on ALL SOCs because this value is used before + * we are able to differentiate between the SOC types. + * + * NOTE: The since CPU's stack will eventually be moved from IRAM to SDRAM, its + * stack is placed below the AVP stack. Once the CPU stack has been moved, + * the AVP is free to use the IRAM the CPU stack previously occupied if + * it should need to do so. + * + * NOTE: In multi-processor CPU complex configurations, each processor will have + * its own stack of size CPU_EARLY_BOOT_STACK_SIZE. CPU 0 will have a + * limit of CPU_EARLY_BOOT_STACK_LIMIT. Each successive CPU will have a + * stack limit that is CPU_EARLY_BOOT_STACK_SIZE less then the previous + * CPU. + */ + +/* Common AVP early boot stack limit */ +#define AVP_EARLY_BOOT_STACK_LIMIT \ + (AP20_BASE_PA_SRAM + (AP20_BASE_PA_SRAM_SIZE/2)) +/* Common AVP early boot stack size */ +#define AVP_EARLY_BOOT_STACK_SIZE 0x1000 +/* Common CPU early boot stack limit */ +#define CPU_EARLY_BOOT_STACK_LIMIT \ + (AVP_EARLY_BOOT_STACK_LIMIT - AVP_EARLY_BOOT_STACK_SIZE) +/* Common CPU early boot stack size */ +#define CPU_EARLY_BOOT_STACK_SIZE 0x1000 + +#define EXCEP_VECTOR_CPU_RESET_VECTOR (NV_PA_EVP_BASE + 0x100) +#define CSITE_CPU_DBG0_LAR (NV_PA_CSITE_BASE + 0x10FB0) +#define CSITE_CPU_DBG1_LAR (NV_PA_CSITE_BASE + 0x12FB0) + +#define FLOW_CTLR_HALT_COP_EVENTS (NV_PA_FLOW_BASE + 4) +#define FLOW_MODE_STOP 2 +#define HALT_COP_EVENT_JTAG (1 << 28) +#define HALT_COP_EVENT_IRQ_1 (1 << 11) +#define HALT_COP_EVENT_FIQ_1 (1 << 9) + +/* This is the main entry into U-Boot, used by the Cortex-A9 */ +extern void _start(void); + +/** + * Works out the SOC type used for clocks settings + * + * @return SOC type - see TEGRA_SOC... + */ +int tegra_get_chip_type(void); diff --git a/arch/arm/include/asm/arch-tegra/board.h b/arch/arm/include/asm/arch-tegra/board.h new file mode 100644 index 0000000000..a90d36c708 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/board.h @@ -0,0 +1,30 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _TEGRA_BOARD_H_ +#define _TEGRA_BOARD_H_ + +/* Setup UARTs for the board according to the selected config */ +void board_init_uart_f(void); + +#endif diff --git a/arch/arm/include/asm/arch-tegra/clk_rst.h b/arch/arm/include/asm/arch-tegra/clk_rst.h new file mode 100644 index 0000000000..8c3be91514 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/clk_rst.h @@ -0,0 +1,147 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _CLK_RST_H_ +#define _CLK_RST_H_ + +/* PLL registers - there are several PLLs in the clock controller */ +struct clk_pll { + uint pll_base; /* the control register */ + uint pll_out; /* output control */ + uint reserved; + uint pll_misc; /* other misc things */ +}; + +/* PLL registers - there are several PLLs in the clock controller */ +struct clk_pll_simple { + uint pll_base; /* the control register */ + uint pll_misc; /* other misc things */ +}; + +/* + * Most PLLs use the clk_pll structure, but some have a simpler two-member + * structure for which we use clk_pll_simple. The reason for this non- + * othogonal setup is not stated. + */ +enum { + TEGRA_CLK_PLLS = 6, /* Number of normal PLLs */ + TEGRA_CLK_SIMPLE_PLLS = 3, /* Number of simple PLLs */ + TEGRA_CLK_REGS = 3, /* Number of clock enable registers */ + TEGRA_CLK_SOURCES = 64, /* Number of peripheral clock sources */ +}; + +/* Clock/Reset Controller (CLK_RST_CONTROLLER_) regs */ +struct clk_rst_ctlr { + uint crc_rst_src; /* _RST_SOURCE_0,0x00 */ + uint crc_rst_dev[TEGRA_CLK_REGS]; /* _RST_DEVICES_L/H/U_0 */ + uint crc_clk_out_enb[TEGRA_CLK_REGS]; /* _CLK_OUT_ENB_L/H/U_0 */ + uint crc_reserved0; /* reserved_0, 0x1C */ + uint crc_cclk_brst_pol; /* _CCLK_BURST_POLICY_0,0x20 */ + uint crc_super_cclk_div; /* _SUPER_CCLK_DIVIDER_0,0x24 */ + uint crc_sclk_brst_pol; /* _SCLK_BURST_POLICY_0, 0x28 */ + uint crc_super_sclk_div; /* _SUPER_SCLK_DIVIDER_0,0x2C */ + uint crc_clk_sys_rate; /* _CLK_SYSTEM_RATE_0, 0x30 */ + uint crc_prog_dly_clk; /* _PROG_DLY_CLK_0, 0x34 */ + uint crc_aud_sync_clk_rate; /* _AUDIO_SYNC_CLK_RATE_0,0x38 */ + uint crc_reserved1; /* reserved_1, 0x3C */ + uint crc_cop_clk_skip_plcy; /* _COP_CLK_SKIP_POLICY_0,0x40 */ + uint crc_clk_mask_arm; /* _CLK_MASK_ARM_0, 0x44 */ + uint crc_misc_clk_enb; /* _MISC_CLK_ENB_0, 0x48 */ + uint crc_clk_cpu_cmplx; /* _CLK_CPU_CMPLX_0, 0x4C */ + uint crc_osc_ctrl; /* _OSC_CTRL_0, 0x50 */ + uint crc_pll_lfsr; /* _PLL_LFSR_0, 0x54 */ + uint crc_osc_freq_det; /* _OSC_FREQ_DET_0, 0x58 */ + uint crc_osc_freq_det_stat; /* _OSC_FREQ_DET_STATUS_0,0x5C */ + uint crc_reserved2[8]; /* reserved_2[8], 0x60-7C */ + + struct clk_pll crc_pll[TEGRA_CLK_PLLS]; /* PLLs from 0x80 to 0xdc */ + + /* PLLs from 0xe0 to 0xf4 */ + struct clk_pll_simple crc_pll_simple[TEGRA_CLK_SIMPLE_PLLS]; + + uint crc_reserved10; /* _reserved_10, 0xF8 */ + uint crc_reserved11; /* _reserved_11, 0xFC */ + + uint crc_clk_src[TEGRA_CLK_SOURCES]; /*_I2S1_0... 0x100-1fc */ + uint crc_reserved20[80]; /* 0x200-33C */ + uint crc_cpu_cmplx_set; /* _CPU_CMPLX_SET_0, 0x340 */ + uint crc_cpu_cmplx_clr; /* _CPU_CMPLX_CLR_0, 0x344 */ +}; + +/* CLK_RST_CONTROLLER_CLK_CPU_CMPLX_0 */ +#define CPU1_CLK_STP_SHIFT 9 + +#define CPU0_CLK_STP_SHIFT 8 +#define CPU0_CLK_STP_MASK (1U << CPU0_CLK_STP_SHIFT) + +/* CLK_RST_CONTROLLER_PLLx_BASE_0 */ +#define PLL_BYPASS_SHIFT 31 +#define PLL_BYPASS_MASK (1U << PLL_BYPASS_SHIFT) + +#define PLL_ENABLE_SHIFT 30 +#define PLL_ENABLE_MASK (1U << PLL_ENABLE_SHIFT) + +#define PLL_BASE_OVRRIDE_MASK (1U << 28) + +#define PLL_DIVP_SHIFT 20 +#define PLL_DIVP_MASK (7U << PLL_DIVP_SHIFT) + +#define PLL_DIVN_SHIFT 8 +#define PLL_DIVN_MASK (0x3ffU << PLL_DIVN_SHIFT) + +#define PLL_DIVM_SHIFT 0 +#define PLL_DIVM_MASK (0x1f << PLL_DIVM_SHIFT) + +/* CLK_RST_CONTROLLER_PLLx_MISC_0 */ +#define PLL_CPCON_SHIFT 8 +#define PLL_CPCON_MASK (15U << PLL_CPCON_SHIFT) + +#define PLL_LFCON_SHIFT 4 +#define PLL_LFCON_MASK (15U << PLL_LFCON_SHIFT) + +#define PLLU_VCO_FREQ_SHIFT 20 +#define PLLU_VCO_FREQ_MASK (1U << PLLU_VCO_FREQ_SHIFT) + +/* CLK_RST_CONTROLLER_OSC_CTRL_0 */ +#define OSC_FREQ_SHIFT 30 +#define OSC_FREQ_MASK (3U << OSC_FREQ_SHIFT) +#define OSC_XOBP_SHIFT 1 +#define OSC_XOBP_MASK (1U << OSC_XOBP_SHIFT) + +/* + * CLK_RST_CONTROLLER_CLK_SOURCE_x_OUT_0 - the mask here is normally 8 bits + * but can be 16. We could use knowledge we have to restrict the mask in + * the 8-bit cases (the divider_bits value returned by + * get_periph_clock_source()) but it does not seem worth it since the code + * already checks the ranges of values it is writing, in clk_get_divider(). + */ +#define OUT_CLK_DIVISOR_SHIFT 0 +#define OUT_CLK_DIVISOR_MASK (0xffff << OUT_CLK_DIVISOR_SHIFT) + +#define OUT_CLK_SOURCE_SHIFT 30 +#define OUT_CLK_SOURCE_MASK (3U << OUT_CLK_SOURCE_SHIFT) + +#define OUT_CLK_SOURCE4_SHIFT 28 +#define OUT_CLK_SOURCE4_MASK (15U << OUT_CLK_SOURCE4_SHIFT) + +#endif /* CLK_RST_H */ diff --git a/arch/arm/include/asm/arch-tegra/clock.h b/arch/arm/include/asm/arch-tegra/clock.h new file mode 100644 index 0000000000..3eff163e85 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/clock.h @@ -0,0 +1,253 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* Tegra clock control functions */ + +#ifndef _CLOCK_H +#define _CLOCK_H + +/* Set of oscillator frequencies supported in the internal API. */ +enum clock_osc_freq { + /* All in MHz, so 13_0 is 13.0MHz */ + CLOCK_OSC_FREQ_13_0, + CLOCK_OSC_FREQ_19_2, + CLOCK_OSC_FREQ_12_0, + CLOCK_OSC_FREQ_26_0, + + CLOCK_OSC_FREQ_COUNT, +}; + +#include <asm/arch/clock-tables.h> +/* PLL stabilization delay in usec */ +#define CLOCK_PLL_STABLE_DELAY_US 300 + +/* return the current oscillator clock frequency */ +enum clock_osc_freq clock_get_osc_freq(void); + +/** + * Start PLL using the provided configuration parameters. + * + * @param id clock id + * @param divm input divider + * @param divn feedback divider + * @param divp post divider 2^n + * @param cpcon charge pump setup control + * @param lfcon loop filter setup control + * + * @returns monotonic time in us that the PLL will be stable + */ +unsigned long clock_start_pll(enum clock_id id, u32 divm, u32 divn, + u32 divp, u32 cpcon, u32 lfcon); + +/** + * Read low-level parameters of a PLL. + * + * @param id clock id to read (note: USB is not supported) + * @param divm returns input divider + * @param divn returns feedback divider + * @param divp returns post divider 2^n + * @param cpcon returns charge pump setup control + * @param lfcon returns loop filter setup control + * + * @returns 0 if ok, -1 on error (invalid clock id) + */ +int clock_ll_read_pll(enum clock_id clkid, u32 *divm, u32 *divn, + u32 *divp, u32 *cpcon, u32 *lfcon); + +/* + * Enable a clock + * + * @param id clock id + */ +void clock_enable(enum periph_id clkid); + +/* + * Disable a clock + * + * @param id clock id + */ +void clock_disable(enum periph_id clkid); + +/* + * Set whether a clock is enabled or disabled. + * + * @param id clock id + * @param enable 1 to enable, 0 to disable + */ +void clock_set_enable(enum periph_id clkid, int enable); + +/** + * Reset a peripheral. This puts it in reset, waits for a delay, then takes + * it out of reset and waits for th delay again. + * + * @param periph_id peripheral to reset + * @param us_delay time to delay in microseconds + */ +void reset_periph(enum periph_id periph_id, int us_delay); + +/** + * Put a peripheral into or out of reset. + * + * @param periph_id peripheral to reset + * @param enable 1 to put into reset, 0 to take out of reset + */ +void reset_set_enable(enum periph_id periph_id, int enable); + + +/* CLK_RST_CONTROLLER_RST_CPU_CMPLX_SET/CLR_0 */ +enum crc_reset_id { + /* Things we can hold in reset for each CPU */ + crc_rst_cpu = 1, + crc_rst_de = 1 << 2, /* What is de? */ + crc_rst_watchdog = 1 << 3, + crc_rst_debug = 1 << 4, +}; + +/** + * Put parts of the CPU complex into or out of reset.\ + * + * @param cpu cpu number (0 or 1 on Tegra2) + * @param which which parts of the complex to affect (OR of crc_reset_id) + * @param reset 1 to assert reset, 0 to de-assert + */ +void reset_cmplx_set_enable(int cpu, int which, int reset); + +/** + * Set the source for a peripheral clock. This plus the divisor sets the + * clock rate. You need to look up the datasheet to see the meaning of the + * source parameter as it changes for each peripheral. + * + * Warning: This function is only for use pre-relocation. Please use + * clock_start_periph_pll() instead. + * + * @param periph_id peripheral to adjust + * @param source source clock (0, 1, 2 or 3) + */ +void clock_ll_set_source(enum periph_id periph_id, unsigned source); + +/** + * Set the source and divisor for a peripheral clock. This sets the + * clock rate. You need to look up the datasheet to see the meaning of the + * source parameter as it changes for each peripheral. + * + * Warning: This function is only for use pre-relocation. Please use + * clock_start_periph_pll() instead. + * + * @param periph_id peripheral to adjust + * @param source source clock (0, 1, 2 or 3) + * @param divisor divisor value to use + */ +void clock_ll_set_source_divisor(enum periph_id periph_id, unsigned source, + unsigned divisor); + +/** + * Start a peripheral PLL clock at the given rate. This also resets the + * peripheral. + * + * @param periph_id peripheral to start + * @param parent PLL id of required parent clock + * @param rate Required clock rate in Hz + * @return rate selected in Hz, or -1U if something went wrong + */ +unsigned clock_start_periph_pll(enum periph_id periph_id, + enum clock_id parent, unsigned rate); + +/** + * Returns the rate of a peripheral clock in Hz. Since the caller almost + * certainly knows the parent clock (having just set it) we require that + * this be passed in so we don't need to work it out. + * + * @param periph_id peripheral to start + * @param parent PLL id of parent clock (used to calculate rate, you + * must know this!) + * @return clock rate of peripheral in Hz + */ +unsigned long clock_get_periph_rate(enum periph_id periph_id, + enum clock_id parent); + +/** + * Adjust peripheral PLL clock to the given rate. This does not reset the + * peripheral. If a second stage divisor is not available, pass NULL for + * extra_div. If it is available, then this parameter will return the + * divisor selected (which will be a power of 2 from 1 to 256). + * + * @param periph_id peripheral to start + * @param parent PLL id of required parent clock + * @param rate Required clock rate in Hz + * @param extra_div value for the second-stage divisor (NULL if one is + not available) + * @return rate selected in Hz, or -1U if something went wrong + */ +unsigned clock_adjust_periph_pll_div(enum periph_id periph_id, + enum clock_id parent, unsigned rate, int *extra_div); + +/** + * Returns the clock rate of a specified clock, in Hz. + * + * @param parent PLL id of clock to check + * @return rate of clock in Hz + */ +unsigned clock_get_rate(enum clock_id clkid); + +/** + * Start up a UART using low-level calls + * + * Prior to relocation clock_start_periph_pll() cannot be called. This + * function provides a way to set up a UART using low-level calls which + * do not require BSS. + * + * @param periph_id Peripheral ID of UART to enable (e,g, PERIPH_ID_UART1) + */ +void clock_ll_start_uart(enum periph_id periph_id); + +/** + * Decode a peripheral ID from a device tree node. + * + * This works by looking up the peripheral's 'clocks' node and reading out + * the second cell, which is the clock number / peripheral ID. + * + * @param blob FDT blob to use + * @param node Node to look at + * @return peripheral ID, or PERIPH_ID_NONE if none + */ +enum periph_id clock_decode_periph_id(const void *blob, int node); + +/** + * Checks if the oscillator bypass is enabled (XOBP bit) + * + * @return 1 if bypass is enabled, 0 if not + */ +int clock_get_osc_bypass(void); + +/* + * Checks that clocks are valid and prints a warning if not + * + * @return 0 if ok, -1 on error + */ +int clock_verify(void); + +/* Initialize the clocks */ +void clock_init(void); + +/* Initialize the PLLs */ +void clock_early_init(void); + +#endif /* _CLOCK_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/fuse.h b/arch/arm/include/asm/arch-tegra/fuse.h new file mode 100644 index 0000000000..b7e3808a4f --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/fuse.h @@ -0,0 +1,39 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _FUSE_H_ +#define _FUSE_H_ + +/* FUSE registers */ +struct fuse_regs { + u32 reserved0[64]; /* 0x00 - 0xFC: */ + u32 production_mode; /* 0x100: FUSE_PRODUCTION_MODE */ + u32 reserved1[3]; /* 0x104 - 0x10c: */ + u32 sku_info; /* 0x110 */ + u32 reserved2[13]; /* 0x114 - 0x144: */ + u32 fa; /* 0x148: FUSE_FA */ + u32 reserved3[21]; /* 0x14C - 0x19C: */ + u32 security_mode; /* 0x1A0: FUSE_SECURITY_MODE */ +}; + +#endif /* ifndef _FUSE_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/gpio.h b/arch/arm/include/asm/arch-tegra/gpio.h new file mode 100644 index 0000000000..0a972d5e74 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/gpio.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2011, Google Inc. All rights reserved. + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _TEGRA_GPIO_H_ +#define _TEGRA_GPIO_H_ + +#define MAX_NUM_GPIOS (TEGRA_GPIO_PORTS * TEGRA_GPIO_BANKS * 8) +#define GPIO_NAME_SIZE 20 /* gpio_request max label len */ + +#define GPIO_BANK(x) ((x) >> 5) +#define GPIO_PORT(x) (((x) >> 3) & 0x3) +#define GPIO_FULLPORT(x) ((x) >> 3) +#define GPIO_BIT(x) ((x) & 0x7) + +/* + * Tegra-specific GPIO API + */ + +void gpio_info(void); + +#define gpio_status() gpio_info() +#endif /* TEGRA_GPIO_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/mmc.h b/arch/arm/include/asm/arch-tegra/mmc.h new file mode 100644 index 0000000000..5c95047998 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/mmc.h @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2011, Google Inc. All rights reserved. + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _TEGRA_MMC_H_ +#define _TEGRA_MMC_H_ + +int tegra_mmc_init(int dev_index, int bus_width, int pwr_gpio, int cd_gpio); + +#endif /* _TEGRA_MMC_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/pmc.h b/arch/arm/include/asm/arch-tegra/pmc.h new file mode 100644 index 0000000000..b1d47cd2e3 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/pmc.h @@ -0,0 +1,132 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _PMC_H_ +#define _PMC_H_ + +/* Power Management Controller (APBDEV_PMC_) registers */ +struct pmc_ctlr { + uint pmc_cntrl; /* _CNTRL_0, offset 00 */ + uint pmc_sec_disable; /* _SEC_DISABLE_0, offset 04 */ + uint pmc_pmc_swrst; /* _PMC_SWRST_0, offset 08 */ + uint pmc_wake_mask; /* _WAKE_MASK_0, offset 0C */ + uint pmc_wake_lvl; /* _WAKE_LVL_0, offset 10 */ + uint pmc_wake_status; /* _WAKE_STATUS_0, offset 14 */ + uint pmc_sw_wake_status; /* _SW_WAKE_STATUS_0, offset 18 */ + uint pmc_dpd_pads_oride; /* _DPD_PADS_ORIDE_0, offset 1C */ + uint pmc_dpd_sample; /* _DPD_PADS_SAMPLE_0, offset 20 */ + uint pmc_dpd_enable; /* _DPD_PADS_ENABLE_0, offset 24 */ + uint pmc_pwrgate_timer_off; /* _PWRGATE_TIMER_OFF_0, offset 28 */ + uint pmc_pwrgate_timer_on; /* _PWRGATE_TIMER_ON_0, offset 2C */ + uint pmc_pwrgate_toggle; /* _PWRGATE_TOGGLE_0, offset 30 */ + uint pmc_remove_clamping; /* _REMOVE_CLAMPING_CMD_0, offset 34 */ + uint pmc_pwrgate_status; /* _PWRGATE_STATUS_0, offset 38 */ + uint pmc_pwrgood_timer; /* _PWRGOOD_TIMER_0, offset 3C */ + uint pmc_blink_timer; /* _BLINK_TIMER_0, offset 40 */ + uint pmc_no_iopower; /* _NO_IOPOWER_0, offset 44 */ + uint pmc_pwr_det; /* _PWR_DET_0, offset 48 */ + uint pmc_pwr_det_latch; /* _PWR_DET_LATCH_0, offset 4C */ + + uint pmc_scratch0; /* _SCRATCH0_0, offset 50 */ + uint pmc_scratch1; /* _SCRATCH1_0, offset 54 */ + uint pmc_scratch2; /* _SCRATCH2_0, offset 58 */ + uint pmc_scratch3; /* _SCRATCH3_0, offset 5C */ + uint pmc_scratch4; /* _SCRATCH4_0, offset 60 */ + uint pmc_scratch5; /* _SCRATCH5_0, offset 64 */ + uint pmc_scratch6; /* _SCRATCH6_0, offset 68 */ + uint pmc_scratch7; /* _SCRATCH7_0, offset 6C */ + uint pmc_scratch8; /* _SCRATCH8_0, offset 70 */ + uint pmc_scratch9; /* _SCRATCH9_0, offset 74 */ + uint pmc_scratch10; /* _SCRATCH10_0, offset 78 */ + uint pmc_scratch11; /* _SCRATCH11_0, offset 7C */ + uint pmc_scratch12; /* _SCRATCH12_0, offset 80 */ + uint pmc_scratch13; /* _SCRATCH13_0, offset 84 */ + uint pmc_scratch14; /* _SCRATCH14_0, offset 88 */ + uint pmc_scratch15; /* _SCRATCH15_0, offset 8C */ + uint pmc_scratch16; /* _SCRATCH16_0, offset 90 */ + uint pmc_scratch17; /* _SCRATCH17_0, offset 94 */ + uint pmc_scratch18; /* _SCRATCH18_0, offset 98 */ + uint pmc_scratch19; /* _SCRATCH19_0, offset 9C */ + uint pmc_scratch20; /* _SCRATCH20_0, offset A0 */ + uint pmc_scratch21; /* _SCRATCH21_0, offset A4 */ + uint pmc_scratch22; /* _SCRATCH22_0, offset A8 */ + uint pmc_scratch23; /* _SCRATCH23_0, offset AC */ + + uint pmc_secure_scratch0; /* _SECURE_SCRATCH0_0, offset B0 */ + uint pmc_secure_scratch1; /* _SECURE_SCRATCH1_0, offset B4 */ + uint pmc_secure_scratch2; /* _SECURE_SCRATCH2_0, offset B8 */ + uint pmc_secure_scratch3; /* _SECURE_SCRATCH3_0, offset BC */ + uint pmc_secure_scratch4; /* _SECURE_SCRATCH4_0, offset C0 */ + uint pmc_secure_scratch5; /* _SECURE_SCRATCH5_0, offset C4 */ + + uint pmc_cpupwrgood_timer; /* _CPUPWRGOOD_TIMER_0, offset C8 */ + uint pmc_cpupwroff_timer; /* _CPUPWROFF_TIMER_0, offset CC */ + uint pmc_pg_mask; /* _PG_MASK_0, offset D0 */ + uint pmc_pg_mask_1; /* _PG_MASK_1_0, offset D4 */ + uint pmc_auto_wake_lvl; /* _AUTO_WAKE_LVL_0, offset D8 */ + uint pmc_auto_wake_lvl_mask; /* _AUTO_WAKE_LVL_MASK_0, offset DC */ + uint pmc_wake_delay; /* _WAKE_DELAY_0, offset E0 */ + uint pmc_pwr_det_val; /* _PWR_DET_VAL_0, offset E4 */ + uint pmc_ddr_pwr; /* _DDR_PWR_0, offset E8 */ + uint pmc_usb_debounce_del; /* _USB_DEBOUNCE_DEL_0, offset EC */ + uint pmc_usb_ao; /* _USB_AO_0, offset F0 */ + uint pmc_crypto_op; /* _CRYPTO_OP__0, offset F4 */ + uint pmc_pllp_wb0_override; /* _PLLP_WB0_OVERRIDE_0, offset F8 */ + + uint pmc_scratch24; /* _SCRATCH24_0, offset FC */ + uint pmc_scratch25; /* _SCRATCH24_0, offset 100 */ + uint pmc_scratch26; /* _SCRATCH24_0, offset 104 */ + uint pmc_scratch27; /* _SCRATCH24_0, offset 108 */ + uint pmc_scratch28; /* _SCRATCH24_0, offset 10C */ + uint pmc_scratch29; /* _SCRATCH24_0, offset 110 */ + uint pmc_scratch30; /* _SCRATCH24_0, offset 114 */ + uint pmc_scratch31; /* _SCRATCH24_0, offset 118 */ + uint pmc_scratch32; /* _SCRATCH24_0, offset 11C */ + uint pmc_scratch33; /* _SCRATCH24_0, offset 120 */ + uint pmc_scratch34; /* _SCRATCH24_0, offset 124 */ + uint pmc_scratch35; /* _SCRATCH24_0, offset 128 */ + uint pmc_scratch36; /* _SCRATCH24_0, offset 12C */ + uint pmc_scratch37; /* _SCRATCH24_0, offset 130 */ + uint pmc_scratch38; /* _SCRATCH24_0, offset 134 */ + uint pmc_scratch39; /* _SCRATCH24_0, offset 138 */ + uint pmc_scratch40; /* _SCRATCH24_0, offset 13C */ + uint pmc_scratch41; /* _SCRATCH24_0, offset 140 */ + uint pmc_scratch42; /* _SCRATCH24_0, offset 144 */ + + uint pmc_bo_mirror0; /* _BOUNDOUT_MIRROR0_0, offset 148 */ + uint pmc_bo_mirror1; /* _BOUNDOUT_MIRROR1_0, offset 14C */ + uint pmc_bo_mirror2; /* _BOUNDOUT_MIRROR2_0, offset 150 */ + uint pmc_sys_33v_en; /* _SYS_33V_EN_0, offset 154 */ + uint pmc_bo_mirror_access; /* _BOUNDOUT_MIRROR_ACCESS_0, off158 */ + uint pmc_gate; /* _GATE_0, offset 15C */ +}; + +#define CPU_PWRED 1 +#define CPU_CLMP 1 + +#define PARTID_CP 0xFFFFFFF8 +#define START_CP (1 << 8) + +#define CPUPWRREQ_OE (1 << 16) + +#endif /* PMC_H */ diff --git a/arch/arm/include/asm/arch-tegra/scu.h b/arch/arm/include/asm/arch-tegra/scu.h new file mode 100644 index 0000000000..787ded0fe0 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/scu.h @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _SCU_H_ +#define _SCU_H_ + +/* ARM Snoop Control Unit (SCU) registers */ +struct scu_ctlr { + uint scu_ctrl; /* SCU Control Register, offset 00 */ + uint scu_cfg; /* SCU Config Register, offset 04 */ + uint scu_cpu_pwr_stat; /* SCU CPU Power Status Register, offset 08 */ + uint scu_inv_all; /* SCU Invalidate All Register, offset 0C */ + uint scu_reserved0[12]; /* reserved, offset 10-3C */ + uint scu_filt_start; /* SCU Filtering Start Address Reg, offset 40 */ + uint scu_filt_end; /* SCU Filtering End Address Reg, offset 44 */ + uint scu_reserved1[2]; /* reserved, offset 48-4C */ + uint scu_acc_ctl; /* SCU Access Control Register, offset 50 */ + uint scu_ns_acc_ctl; /* SCU Non-secure Access Cntrl Reg, offset 54 */ +}; + +#define SCU_CTRL_ENABLE (1 << 0) + +#endif /* SCU_H */ diff --git a/arch/arm/include/asm/arch-tegra/sys_proto.h b/arch/arm/include/asm/arch-tegra/sys_proto.h new file mode 100644 index 0000000000..919aec7f74 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/sys_proto.h @@ -0,0 +1,35 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _SYS_PROTO_H_ +#define _SYS_PROTO_H_ + +struct tegra_sysinfo { + char *board_string; +}; + +void invalidate_dcache(void); + +extern const struct tegra_sysinfo sysinfo; + +#endif diff --git a/arch/arm/include/asm/arch-tegra/tegra.h b/arch/arm/include/asm/arch-tegra/tegra.h new file mode 100644 index 0000000000..6d2e62f559 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/tegra.h @@ -0,0 +1,90 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _TEGRA_H_ +#define _TEGRA_H_ + +#define NV_PA_ARM_PERIPHBASE 0x50040000 +#define NV_PA_PG_UP_BASE 0x60000000 +#define NV_PA_TMRUS_BASE 0x60005010 +#define NV_PA_CLK_RST_BASE 0x60006000 +#define NV_PA_FLOW_BASE 0x60007000 +#define NV_PA_GPIO_BASE 0x6000D000 +#define NV_PA_EVP_BASE 0x6000F000 +#define NV_PA_APB_MISC_BASE 0x70000000 +#define NV_PA_APB_MISC_GP_BASE (NV_PA_APB_MISC_BASE + 0x0800) +#define NV_PA_APB_UARTA_BASE (NV_PA_APB_MISC_BASE + 0x6000) +#define NV_PA_APB_UARTB_BASE (NV_PA_APB_MISC_BASE + 0x6040) +#define NV_PA_APB_UARTC_BASE (NV_PA_APB_MISC_BASE + 0x6200) +#define NV_PA_APB_UARTD_BASE (NV_PA_APB_MISC_BASE + 0x6300) +#define NV_PA_APB_UARTE_BASE (NV_PA_APB_MISC_BASE + 0x6400) +#define NV_PA_NAND_BASE (NV_PA_APB_MISC_BASE + 0x8000) +#define NV_PA_SPI_BASE (NV_PA_APB_MISC_BASE + 0xC380) +#define TEGRA_DVC_BASE (NV_PA_APB_MISC_BASE + 0xD000) +#define NV_PA_PMC_BASE (NV_PA_APB_MISC_BASE + 0xE400) +#define NV_PA_EMC_BASE (NV_PA_APB_MISC_BASE + 0xF400) +#define NV_PA_FUSE_BASE (NV_PA_APB_MISC_BASE + 0xF800) +#define NV_PA_CSITE_BASE 0x70040000 +#define TEGRA_USB_ADDR_MASK 0xFFFFC000 + +#define NV_PA_SDRC_CS0 NV_PA_SDRAM_BASE +#define LOW_LEVEL_SRAM_STACK 0x4000FFFC +#define EARLY_AVP_STACK (NV_PA_SDRAM_BASE + 0x20000) +#define EARLY_CPU_STACK (EARLY_AVP_STACK - 4096) +#define PG_UP_TAG_AVP 0xAAAAAAAA + +#ifndef __ASSEMBLY__ +struct timerus { + unsigned int cntr_1us; +}; + +/* Address at which WB code runs, it must not overlap Bootrom's IRAM usage */ +#define NV_WB_RUN_ADDRESS 0x40020000 + +#define NVBOOTINFOTABLE_BCTSIZE 0x38 /* BCT size in BIT in IRAM */ +#define NVBOOTINFOTABLE_BCTPTR 0x3C /* BCT pointer in BIT in IRAM */ + +/* These are the available SKUs (product types) for Tegra */ +enum { + SKU_ID_T20 = 0x8, + SKU_ID_T25SE = 0x14, + SKU_ID_AP25 = 0x17, + SKU_ID_T25 = 0x18, + SKU_ID_AP25E = 0x1b, + SKU_ID_T25E = 0x1c, +}; + +/* These are the SOC categories that affect clocking */ +enum { + TEGRA_SOC_T20, + TEGRA_SOC_T25, + + TEGRA_SOC_COUNT, + TEGRA_SOC_UNKNOWN = -1, +}; + +#else /* __ASSEMBLY__ */ +#define PRM_RSTCTRL NV_PA_PMC_BASE +#endif + +#endif /* TEGRA_H */ diff --git a/arch/arm/include/asm/arch-tegra/tegra_i2c.h b/arch/arm/include/asm/arch-tegra/tegra_i2c.h new file mode 100644 index 0000000000..2650744718 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/tegra_i2c.h @@ -0,0 +1,164 @@ +/* + * NVIDIA Tegra I2C controller + * + * Copyright 2010-2011 NVIDIA Corporation + * + * This software may be used and distributed according to the + * terms of the GNU Public License, Version 2, incorporated + * herein by reference. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * Version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _TEGRA_I2C_H_ +#define _TEGRA_I2C_H_ + +#include <asm/types.h> + +enum { + I2C_TIMEOUT_USEC = 10000, /* Wait time for completion */ + I2C_FIFO_DEPTH = 8, /* I2C fifo depth */ +}; + +enum i2c_transaction_flags { + I2C_IS_WRITE = 0x1, /* for I2C write operation */ + I2C_IS_10_BIT_ADDRESS = 0x2, /* for 10-bit I2C slave address */ + I2C_USE_REPEATED_START = 0x4, /* for repeat start */ + I2C_NO_ACK = 0x8, /* for slave that won't generate ACK */ + I2C_SOFTWARE_CONTROLLER = 0x10, /* for I2C transfer using GPIO */ + I2C_NO_STOP = 0x20, +}; + +/* Contians the I2C transaction details */ +struct i2c_trans_info { + /* flags to indicate the transaction details */ + enum i2c_transaction_flags flags; + u32 address; /* I2C slave device address */ + u32 num_bytes; /* number of bytes to be transferred */ + /* + * Send/receive buffer. For the I2C send operation this buffer should + * be filled with the data to be sent to the slave device. For the I2C + * receive operation this buffer is filled with the data received from + * the slave device. + */ + u8 *buf; + int is_10bit_address; +}; + +struct i2c_control { + u32 tx_fifo; + u32 rx_fifo; + u32 packet_status; + u32 fifo_control; + u32 fifo_status; + u32 int_mask; + u32 int_status; +}; + +struct dvc_ctlr { + u32 ctrl1; /* 00: DVC_CTRL_REG1 */ + u32 ctrl2; /* 04: DVC_CTRL_REG2 */ + u32 ctrl3; /* 08: DVC_CTRL_REG3 */ + u32 status; /* 0C: DVC_STATUS_REG */ + u32 ctrl; /* 10: DVC_I2C_CTRL_REG */ + u32 addr_data; /* 14: DVC_I2C_ADDR_DATA_REG */ + u32 reserved_0[2]; /* 18: */ + u32 req; /* 20: DVC_REQ_REGISTER */ + u32 addr_data3; /* 24: DVC_I2C_ADDR_DATA_REG_3 */ + u32 reserved_1[6]; /* 28: */ + u32 cnfg; /* 40: DVC_I2C_CNFG */ + u32 cmd_addr0; /* 44: DVC_I2C_CMD_ADDR0 */ + u32 cmd_addr1; /* 48: DVC_I2C_CMD_ADDR1 */ + u32 cmd_data1; /* 4C: DVC_I2C_CMD_DATA1 */ + u32 cmd_data2; /* 50: DVC_I2C_CMD_DATA2 */ + u32 reserved_2[2]; /* 54: */ + u32 i2c_status; /* 5C: DVC_I2C_STATUS */ + struct i2c_control control; /* 60 ~ 78 */ +}; + +struct i2c_ctlr { + u32 cnfg; /* 00: I2C_I2C_CNFG */ + u32 cmd_addr0; /* 04: I2C_I2C_CMD_ADDR0 */ + u32 cmd_addr1; /* 08: I2C_I2C_CMD_DATA1 */ + u32 cmd_data1; /* 0C: I2C_I2C_CMD_DATA2 */ + u32 cmd_data2; /* 10: DVC_I2C_CMD_DATA2 */ + u32 reserved_0[2]; /* 14: */ + u32 status; /* 1C: I2C_I2C_STATUS */ + u32 sl_cnfg; /* 20: I2C_I2C_SL_CNFG */ + u32 sl_rcvd; /* 24: I2C_I2C_SL_RCVD */ + u32 sl_status; /* 28: I2C_I2C_SL_STATUS */ + u32 sl_addr1; /* 2C: I2C_I2C_SL_ADDR1 */ + u32 sl_addr2; /* 30: I2C_I2C_SL_ADDR2 */ + u32 reserved_1[2]; /* 34: */ + u32 sl_delay_count; /* 3C: I2C_I2C_SL_DELAY_COUNT */ + u32 reserved_2[4]; /* 40: */ + struct i2c_control control; /* 50 ~ 68 */ +}; + +/* bit fields definitions for IO Packet Header 1 format */ +#define PKT_HDR1_PROTOCOL_SHIFT 4 +#define PKT_HDR1_PROTOCOL_MASK (0xf << PKT_HDR1_PROTOCOL_SHIFT) +#define PKT_HDR1_CTLR_ID_SHIFT 12 +#define PKT_HDR1_CTLR_ID_MASK (0xf << PKT_HDR1_CTLR_ID_SHIFT) +#define PKT_HDR1_PKT_ID_SHIFT 16 +#define PKT_HDR1_PKT_ID_MASK (0xff << PKT_HDR1_PKT_ID_SHIFT) +#define PROTOCOL_TYPE_I2C 1 + +/* bit fields definitions for IO Packet Header 2 format */ +#define PKT_HDR2_PAYLOAD_SIZE_SHIFT 0 +#define PKT_HDR2_PAYLOAD_SIZE_MASK (0xfff << PKT_HDR2_PAYLOAD_SIZE_SHIFT) + +/* bit fields definitions for IO Packet Header 3 format */ +#define PKT_HDR3_READ_MODE_SHIFT 19 +#define PKT_HDR3_READ_MODE_MASK (1 << PKT_HDR3_READ_MODE_SHIFT) +#define PKT_HDR3_SLAVE_ADDR_SHIFT 0 +#define PKT_HDR3_SLAVE_ADDR_MASK (0x3ff << PKT_HDR3_SLAVE_ADDR_SHIFT) + +#define DVC_CTRL_REG3_I2C_HW_SW_PROG_SHIFT 26 +#define DVC_CTRL_REG3_I2C_HW_SW_PROG_MASK \ + (1 << DVC_CTRL_REG3_I2C_HW_SW_PROG_SHIFT) + +/* I2C_CNFG */ +#define I2C_CNFG_NEW_MASTER_FSM_SHIFT 11 +#define I2C_CNFG_NEW_MASTER_FSM_MASK (1 << I2C_CNFG_NEW_MASTER_FSM_SHIFT) +#define I2C_CNFG_PACKET_MODE_SHIFT 10 +#define I2C_CNFG_PACKET_MODE_MASK (1 << I2C_CNFG_PACKET_MODE_SHIFT) + +/* I2C_SL_CNFG */ +#define I2C_SL_CNFG_NEWSL_SHIFT 2 +#define I2C_SL_CNFG_NEWSL_MASK (1 << I2C_SL_CNFG_NEWSL_SHIFT) + +/* I2C_FIFO_STATUS */ +#define TX_FIFO_FULL_CNT_SHIFT 0 +#define TX_FIFO_FULL_CNT_MASK (0xf << TX_FIFO_FULL_CNT_SHIFT) +#define TX_FIFO_EMPTY_CNT_SHIFT 4 +#define TX_FIFO_EMPTY_CNT_MASK (0xf << TX_FIFO_EMPTY_CNT_SHIFT) + +/* I2C_INTERRUPT_STATUS */ +#define I2C_INT_XFER_COMPLETE_SHIFT 7 +#define I2C_INT_XFER_COMPLETE_MASK (1 << I2C_INT_XFER_COMPLETE_SHIFT) +#define I2C_INT_NO_ACK_SHIFT 3 +#define I2C_INT_NO_ACK_MASK (1 << I2C_INT_NO_ACK_SHIFT) +#define I2C_INT_ARBITRATION_LOST_SHIFT 2 +#define I2C_INT_ARBITRATION_LOST_MASK (1 << I2C_INT_ARBITRATION_LOST_SHIFT) + +/** + * Returns the bus number of the DVC controller + * + * @return number of bus, or -1 if there is no DVC active + */ +int tegra_i2c_get_dvc_bus_num(void); + +#endif /* _TEGRA_I2C_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/tegra_mmc.h b/arch/arm/include/asm/arch-tegra/tegra_mmc.h new file mode 100644 index 0000000000..dd746cae0d --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/tegra_mmc.h @@ -0,0 +1,131 @@ +/* + * (C) Copyright 2009 SAMSUNG Electronics + * Minkyu Kang <mk7.kang@samsung.com> + * Portions Copyright (C) 2011-2012 NVIDIA Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef __TEGRA_MMC_H_ +#define __TEGRA_MMC_H_ + +#define TEGRA_SDMMC1_BASE 0xC8000000 +#define TEGRA_SDMMC2_BASE 0xC8000200 +#define TEGRA_SDMMC3_BASE 0xC8000400 +#define TEGRA_SDMMC4_BASE 0xC8000600 + +#ifndef __ASSEMBLY__ +struct tegra_mmc { + unsigned int sysad; /* _SYSTEM_ADDRESS_0 */ + unsigned short blksize; /* _BLOCK_SIZE_BLOCK_COUNT_0 15:00 */ + unsigned short blkcnt; /* _BLOCK_SIZE_BLOCK_COUNT_0 31:16 */ + unsigned int argument; /* _ARGUMENT_0 */ + unsigned short trnmod; /* _CMD_XFER_MODE_0 15:00 xfer mode */ + unsigned short cmdreg; /* _CMD_XFER_MODE_0 31:16 cmd reg */ + unsigned int rspreg0; /* _RESPONSE_R0_R1_0 CMD RESP 31:00 */ + unsigned int rspreg1; /* _RESPONSE_R2_R3_0 CMD RESP 63:32 */ + unsigned int rspreg2; /* _RESPONSE_R4_R5_0 CMD RESP 95:64 */ + unsigned int rspreg3; /* _RESPONSE_R6_R7_0 CMD RESP 127:96 */ + unsigned int bdata; /* _BUFFER_DATA_PORT_0 */ + unsigned int prnsts; /* _PRESENT_STATE_0 */ + unsigned char hostctl; /* _POWER_CONTROL_HOST_0 7:00 */ + unsigned char pwrcon; /* _POWER_CONTROL_HOST_0 15:8 */ + unsigned char blkgap; /* _POWER_CONTROL_HOST_9 23:16 */ + unsigned char wakcon; /* _POWER_CONTROL_HOST_0 31:24 */ + unsigned short clkcon; /* _CLOCK_CONTROL_0 15:00 */ + unsigned char timeoutcon; /* _TIMEOUT_CTRL 23:16 */ + unsigned char swrst; /* _SW_RESET_ 31:24 */ + unsigned int norintsts; /* _INTERRUPT_STATUS_0 */ + unsigned int norintstsen; /* _INTERRUPT_STATUS_ENABLE_0 */ + unsigned int norintsigen; /* _INTERRUPT_SIGNAL_ENABLE_0 */ + unsigned short acmd12errsts; /* _AUTO_CMD12_ERR_STATUS_0 15:00 */ + unsigned char res1[2]; /* _RESERVED 31:16 */ + unsigned int capareg; /* _CAPABILITIES_0 */ + unsigned char res2[4]; /* RESERVED, offset 44h-47h */ + unsigned int maxcurr; /* _MAXIMUM_CURRENT_0 */ + unsigned char res3[4]; /* RESERVED, offset 4Ch-4Fh */ + unsigned short setacmd12err; /* offset 50h */ + unsigned short setinterr; /* offset 52h */ + unsigned char admaerr; /* offset 54h */ + unsigned char res4[3]; /* RESERVED, offset 55h-57h */ + unsigned long admaaddr; /* offset 58h-5Fh */ + unsigned char res5[0x9c]; /* RESERVED, offset 60h-FBh */ + unsigned short slotintstatus; /* offset FCh */ + unsigned short hcver; /* HOST Version */ + unsigned char res6[0x100]; /* RESERVED, offset 100h-1FFh */ +}; + +#define TEGRA_MMC_HOSTCTL_DMASEL_MASK (3 << 3) +#define TEGRA_MMC_HOSTCTL_DMASEL_SDMA (0 << 3) +#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_32BIT (2 << 3) +#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_64BIT (3 << 3) + +#define TEGRA_MMC_TRNMOD_DMA_ENABLE (1 << 0) +#define TEGRA_MMC_TRNMOD_BLOCK_COUNT_ENABLE (1 << 1) +#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_WRITE (0 << 4) +#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_READ (1 << 4) +#define TEGRA_MMC_TRNMOD_MULTI_BLOCK_SELECT (1 << 5) + +#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_MASK (3 << 0) +#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_NO_RESPONSE (0 << 0) +#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_136 (1 << 0) +#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48 (2 << 0) +#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48_BUSY (3 << 0) + +#define TEGRA_MMC_TRNMOD_CMD_CRC_CHECK (1 << 3) +#define TEGRA_MMC_TRNMOD_CMD_INDEX_CHECK (1 << 4) +#define TEGRA_MMC_TRNMOD_DATA_PRESENT_SELECT_DATA_TRANSFER (1 << 5) + +#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_CMD (1 << 0) +#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_DAT (1 << 1) + +#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_ENABLE (1 << 0) +#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_STABLE (1 << 1) +#define TEGRA_MMC_CLKCON_SD_CLOCK_ENABLE (1 << 2) + +#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_SHIFT 8 +#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_MASK (0xff << 8) + +#define TEGRA_MMC_SWRST_SW_RESET_FOR_ALL (1 << 0) +#define TEGRA_MMC_SWRST_SW_RESET_FOR_CMD_LINE (1 << 1) +#define TEGRA_MMC_SWRST_SW_RESET_FOR_DAT_LINE (1 << 2) + +#define TEGRA_MMC_NORINTSTS_CMD_COMPLETE (1 << 0) +#define TEGRA_MMC_NORINTSTS_XFER_COMPLETE (1 << 1) +#define TEGRA_MMC_NORINTSTS_DMA_INTERRUPT (1 << 3) +#define TEGRA_MMC_NORINTSTS_ERR_INTERRUPT (1 << 15) +#define TEGRA_MMC_NORINTSTS_CMD_TIMEOUT (1 << 16) + +#define TEGRA_MMC_NORINTSTSEN_CMD_COMPLETE (1 << 0) +#define TEGRA_MMC_NORINTSTSEN_XFER_COMPLETE (1 << 1) +#define TEGRA_MMC_NORINTSTSEN_DMA_INTERRUPT (1 << 3) +#define TEGRA_MMC_NORINTSTSEN_BUFFER_WRITE_READY (1 << 4) +#define TEGRA_MMC_NORINTSTSEN_BUFFER_READ_READY (1 << 5) + +#define TEGRA_MMC_NORINTSIGEN_XFER_COMPLETE (1 << 1) + +struct mmc_host { + struct tegra_mmc *reg; + unsigned int version; /* SDHCI spec. version */ + unsigned int clock; /* Current clock (MHz) */ + unsigned int base; /* Base address, SDMMC1/2/3/4 */ + enum periph_id mmc_id; /* Peripheral ID: PERIPH_ID_... */ + int pwr_gpio; /* Power GPIO */ + int cd_gpio; /* Change Detect GPIO */ +}; + +#endif /* __ASSEMBLY__ */ +#endif /* __TEGRA_MMC_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/tegra_spi.h b/arch/arm/include/asm/arch-tegra/tegra_spi.h new file mode 100644 index 0000000000..d53a93ff53 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/tegra_spi.h @@ -0,0 +1,75 @@ +/* + * NVIDIA Tegra20 SPI-FLASH controller + * + * Copyright 2010-2012 NVIDIA Corporation + * + * This software may be used and distributed according to the + * terms of the GNU Public License, Version 2, incorporated + * herein by reference. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * Version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _TEGRA_SPI_H_ +#define _TEGRA_SPI_H_ + +#include <asm/types.h> + +struct spi_tegra { + u32 command; /* SPI_COMMAND_0 register */ + u32 status; /* SPI_STATUS_0 register */ + u32 rx_cmp; /* SPI_RX_CMP_0 register */ + u32 dma_ctl; /* SPI_DMA_CTL_0 register */ + u32 tx_fifo; /* SPI_TX_FIFO_0 register */ + u32 rsvd[3]; /* offsets 0x14 to 0x1F reserved */ + u32 rx_fifo; /* SPI_RX_FIFO_0 register */ +}; + +#define SPI_CMD_GO (1 << 30) +#define SPI_CMD_ACTIVE_SCLK_SHIFT 26 +#define SPI_CMD_ACTIVE_SCLK_MASK (3 << SPI_CMD_ACTIVE_SCLK_SHIFT) +#define SPI_CMD_CK_SDA (1 << 21) +#define SPI_CMD_ACTIVE_SDA_SHIFT 18 +#define SPI_CMD_ACTIVE_SDA_MASK (3 << SPI_CMD_ACTIVE_SDA_SHIFT) +#define SPI_CMD_CS_POL (1 << 16) +#define SPI_CMD_TXEN (1 << 15) +#define SPI_CMD_RXEN (1 << 14) +#define SPI_CMD_CS_VAL (1 << 13) +#define SPI_CMD_CS_SOFT (1 << 12) +#define SPI_CMD_CS_DELAY (1 << 9) +#define SPI_CMD_CS3_EN (1 << 8) +#define SPI_CMD_CS2_EN (1 << 7) +#define SPI_CMD_CS1_EN (1 << 6) +#define SPI_CMD_CS0_EN (1 << 5) +#define SPI_CMD_BIT_LENGTH (1 << 4) +#define SPI_CMD_BIT_LENGTH_MASK 0x0000001F + +#define SPI_STAT_BSY (1 << 31) +#define SPI_STAT_RDY (1 << 30) +#define SPI_STAT_RXF_FLUSH (1 << 29) +#define SPI_STAT_TXF_FLUSH (1 << 28) +#define SPI_STAT_RXF_UNR (1 << 27) +#define SPI_STAT_TXF_OVF (1 << 26) +#define SPI_STAT_RXF_EMPTY (1 << 25) +#define SPI_STAT_RXF_FULL (1 << 24) +#define SPI_STAT_TXF_EMPTY (1 << 23) +#define SPI_STAT_TXF_FULL (1 << 22) +#define SPI_STAT_SEL_TXRX_N (1 << 16) +#define SPI_STAT_CUR_BLKCNT (1 << 15) + +#define SPI_TIMEOUT 1000 +#define TEGRA_SPI_MAX_FREQ 52000000 + +#endif /* _TEGRA_SPI_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/timer.h b/arch/arm/include/asm/arch-tegra/timer.h new file mode 100644 index 0000000000..fdb99a73ee --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/timer.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* Tegra20 timer functions */ + +#ifndef _TEGRA_TIMER_H +#define _TEGRA_TIMER_H + +/* returns the current monotonic timer value in microseconds */ +unsigned long timer_get_us(void); + +#endif diff --git a/arch/arm/include/asm/arch-tegra/uart.h b/arch/arm/include/asm/arch-tegra/uart.h new file mode 100644 index 0000000000..aea29a7588 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/uart.h @@ -0,0 +1,47 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _UART_H_ +#define _UART_H_ + +/* UART registers */ +struct uart_ctlr { + uint uart_thr_dlab_0; /* UART_THR_DLAB_0_0, offset 00 */ + uint uart_ier_dlab_0; /* UART_IER_DLAB_0_0, offset 04 */ + uint uart_iir_fcr; /* UART_IIR_FCR_0, offset 08 */ + uint uart_lcr; /* UART_LCR_0, offset 0C */ + uint uart_mcr; /* UART_MCR_0, offset 10 */ + uint uart_lsr; /* UART_LSR_0, offset 14 */ + uint uart_msr; /* UART_MSR_0, offset 18 */ + uint uart_spr; /* UART_SPR_0, offset 1C */ + uint uart_irda_csr; /* UART_IRDA_CSR_0, offset 20 */ + uint uart_reserved[6]; /* Reserved, unused, offset 24-38*/ + uint uart_asr; /* UART_ASR_0, offset 3C */ +}; + +#define NVRM_PLLP_FIXED_FREQ_KHZ 216000 +#define NV_DEFAULT_DEBUG_BAUD 115200 + +#define UART_FCR_TRIGGER_3 0x30 /* Mask for trigger set at 3 */ + +#endif /* UART_H */ diff --git a/arch/arm/include/asm/arch-tegra/warmboot.h b/arch/arm/include/asm/arch-tegra/warmboot.h new file mode 100644 index 0000000000..99ac2e7d23 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/warmboot.h @@ -0,0 +1,150 @@ +/* + * (C) Copyright 2010, 2011 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _WARM_BOOT_H_ +#define _WARM_BOOT_H_ + +#define STRAP_OPT_A_RAM_CODE_SHIFT 4 +#define STRAP_OPT_A_RAM_CODE_MASK (0xf << STRAP_OPT_A_RAM_CODE_SHIFT) + +/* Defines the supported operating modes */ +enum fuse_operating_mode { + MODE_PRODUCTION = 3, + MODE_UNDEFINED, +}; + +/* Defines the CMAC-AES-128 hash length in 32 bit words. (128 bits = 4 words) */ +enum { + HASH_LENGTH = 4 +}; + +/* Defines the storage for a hash value (128 bits) */ +struct hash { + u32 hash[HASH_LENGTH]; +}; + +/* + * Defines the code header information for the boot rom. + * + * The code immediately follows the code header. + * + * Note that the code header needs to be 16 bytes aligned to preserve + * the alignment of relevant data for hash and decryption computations without + * requiring extra copies to temporary memory areas. + */ +struct wb_header { + u32 length_insecure; /* length of the code header */ + u32 reserved[3]; + struct hash hash; /* hash of header+code, starts next field*/ + struct hash random_aes_block; /* a data block to aid security. */ + u32 length_secure; /* length of the code header */ + u32 destination; /* destination address to put the wb code */ + u32 entry_point; /* execution address of the wb code */ + u32 code_length; /* length of the code */ +}; + +/* + * The warm boot code needs direct access to these registers since it runs in + * SRAM and cannot call other U-Boot code. + */ +union osc_ctrl_reg { + struct { + u32 xoe:1; + u32 xobp:1; + u32 reserved0:2; + u32 xofs:6; + u32 reserved1:2; + u32 xods:5; + u32 reserved2:3; + u32 oscfi_spare:8; + u32 pll_ref_div:2; + u32 osc_freq:2; + }; + u32 word; +}; + +union pllx_base_reg { + struct { + u32 divm:5; + u32 reserved0:3; + u32 divn:10; + u32 reserved1:2; + u32 divp:3; + u32 reserved2:4; + u32 lock:1; + u32 reserved3:1; + u32 ref_dis:1; + u32 enable:1; + u32 bypass:1; + }; + u32 word; +}; + +union pllx_misc_reg { + struct { + u32 vcocon:4; + u32 lfcon:4; + u32 cpcon:4; + u32 lock_sel:6; + u32 reserved0:1; + u32 lock_enable:1; + u32 reserved1:1; + u32 dccon:1; + u32 pts:2; + u32 reserved2:6; + u32 out1_div_byp:1; + u32 out1_inv_clk:1; + }; + u32 word; +}; + +/* + * TODO: This register is not documented in the TRM yet. We could move this + * into the EMC and give it a proper interface, but not while it is + * undocumented. + */ +union scratch3_reg { + struct { + u32 pllx_base_divm:5; + u32 pllx_base_divn:10; + u32 pllx_base_divp:3; + u32 pllx_misc_lfcon:4; + u32 pllx_misc_cpcon:4; + }; + u32 word; +}; + + +/** + * Save warmboot memory settings for a later resume + * + * @return 0 if ok, -1 on error + */ +int warmboot_save_sdram_params(void); + +int warmboot_prepare_code(u32 seg_address, u32 seg_length); +int sign_data_block(u8 *source, u32 length, u8 *signature); +void wb_start(void); /* Start of WB assembly code */ +void wb_end(void); /* End of WB assembly code */ + +#endif |
