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author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-03-24 17:52:22 +0100 |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-03-24 17:52:22 +0100 |
commit | b6379e15a70cc2e22486e5962927d9de374d877b (patch) | |
tree | ce5c97f3754c29fa5d69a2da9b651ed59e876189 /board/ti | |
parent | 536121328eae940458f065608345b5fed8286859 (diff) | |
parent | 173ddc5b68fa41e55293d1095cafdc21fd11cf65 (diff) | |
download | talos-obmc-uboot-b6379e15a70cc2e22486e5962927d9de374d877b.tar.gz talos-obmc-uboot-b6379e15a70cc2e22486e5962927d9de374d877b.zip |
Merge branch 'u-boot-ti/master' into 'u-boot-arm/master'
Diffstat (limited to 'board/ti')
-rw-r--r-- | board/ti/am335x/board.c | 57 | ||||
-rw-r--r-- | board/ti/ti814x/Makefile | 46 | ||||
-rw-r--r-- | board/ti/ti814x/evm.c | 198 | ||||
-rw-r--r-- | board/ti/ti814x/evm.h | 7 | ||||
-rw-r--r-- | board/ti/ti814x/mux.c | 51 |
5 files changed, 350 insertions, 9 deletions
diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c index f4b972b3e9..12620bb69c 100644 --- a/board/ti/am335x/board.c +++ b/board/ti/am335x/board.c @@ -134,7 +134,7 @@ static int read_eeprom(void) static void rtc32k_enable(void) { - struct rtc_regs *rtc = (struct rtc_regs *)AM335X_RTC_BASE; + struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE; /* * Unlock the RTC's registers. For more details please see the @@ -208,6 +208,14 @@ static const struct ddr_data ddr3_data = { .datadldiff0 = PHY_DLL_LOCK_DIFF, }; +static const struct ddr_data ddr3_beagleblack_data = { + .datardsratio0 = MT41K256M16HA125E_RD_DQS, + .datawdsratio0 = MT41K256M16HA125E_WR_DQS, + .datafwsratio0 = MT41K256M16HA125E_PHY_FIFO_WE, + .datawrsratio0 = MT41K256M16HA125E_PHY_WR_DATA, + .datadldiff0 = PHY_DLL_LOCK_DIFF, +}; + static const struct ddr_data ddr3_evm_data = { .datardsratio0 = MT41J512M8RH125_RD_DQS, .datawdsratio0 = MT41J512M8RH125_WR_DQS, @@ -230,6 +238,20 @@ static const struct cmd_control ddr3_cmd_ctrl_data = { .cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT, }; +static const struct cmd_control ddr3_beagleblack_cmd_ctrl_data = { + .cmd0csratio = MT41K256M16HA125E_RATIO, + .cmd0dldiff = MT41K256M16HA125E_DLL_LOCK_DIFF, + .cmd0iclkout = MT41K256M16HA125E_INVERT_CLKOUT, + + .cmd1csratio = MT41K256M16HA125E_RATIO, + .cmd1dldiff = MT41K256M16HA125E_DLL_LOCK_DIFF, + .cmd1iclkout = MT41K256M16HA125E_INVERT_CLKOUT, + + .cmd2csratio = MT41K256M16HA125E_RATIO, + .cmd2dldiff = MT41K256M16HA125E_DLL_LOCK_DIFF, + .cmd2iclkout = MT41K256M16HA125E_INVERT_CLKOUT, +}; + static const struct cmd_control ddr3_evm_cmd_ctrl_data = { .cmd0csratio = MT41J512M8RH125_RATIO, .cmd0dldiff = MT41J512M8RH125_DLL_LOCK_DIFF, @@ -251,7 +273,18 @@ static struct emif_regs ddr3_emif_reg_data = { .sdram_tim2 = MT41J128MJT125_EMIF_TIM2, .sdram_tim3 = MT41J128MJT125_EMIF_TIM3, .zq_config = MT41J128MJT125_ZQ_CFG, - .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY, + .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY | + PHY_EN_DYN_PWRDN, +}; + +static struct emif_regs ddr3_beagleblack_emif_reg_data = { + .sdram_config = MT41K256M16HA125E_EMIF_SDCFG, + .ref_ctrl = MT41K256M16HA125E_EMIF_SDREF, + .sdram_tim1 = MT41K256M16HA125E_EMIF_TIM1, + .sdram_tim2 = MT41K256M16HA125E_EMIF_TIM2, + .sdram_tim3 = MT41K256M16HA125E_EMIF_TIM3, + .zq_config = MT41K256M16HA125E_ZQ_CFG, + .emif_ddr_phy_ctlr_1 = MT41K256M16HA125E_EMIF_READ_LATENCY, }; static struct emif_regs ddr3_evm_emif_reg_data = { @@ -261,7 +294,8 @@ static struct emif_regs ddr3_evm_emif_reg_data = { .sdram_tim2 = MT41J512M8RH125_EMIF_TIM2, .sdram_tim3 = MT41J512M8RH125_EMIF_TIM3, .zq_config = MT41J512M8RH125_ZQ_CFG, - .emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY, + .emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY | + PHY_EN_DYN_PWRDN, }; #endif @@ -341,15 +375,20 @@ void s_init(void) gpio_direction_output(GPIO_DDR_VTT_EN, 1); } - if (board_is_evm_sk() || board_is_bone_lt()) + if (board_is_evm_sk()) config_ddr(303, MT41J128MJT125_IOCTRL_VALUE, &ddr3_data, - &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data); + &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0); + else if (board_is_bone_lt()) + config_ddr(303, MT41K256M16HA125E_IOCTRL_VALUE, + &ddr3_beagleblack_data, + &ddr3_beagleblack_cmd_ctrl_data, + &ddr3_beagleblack_emif_reg_data, 0); else if (board_is_evm_15_or_later()) config_ddr(303, MT41J512M8RH125_IOCTRL_VALUE, &ddr3_evm_data, - &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data); + &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data, 0); else config_ddr(266, MT47H128M16RT25E_IOCTRL_VALUE, &ddr2_data, - &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data); + &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data, 0); #endif } @@ -412,8 +451,8 @@ static struct cpsw_slave_data cpsw_slaves[] = { }; static struct cpsw_platform_data cpsw_data = { - .mdio_base = AM335X_CPSW_MDIO_BASE, - .cpsw_base = AM335X_CPSW_BASE, + .mdio_base = CPSW_MDIO_BASE, + .cpsw_base = CPSW_BASE, .mdio_div = 0xff, .channels = 8, .cpdma_reg_ofs = 0x800, diff --git a/board/ti/ti814x/Makefile b/board/ti/ti814x/Makefile new file mode 100644 index 0000000000..09d24222f3 --- /dev/null +++ b/board/ti/ti814x/Makefile @@ -0,0 +1,46 @@ +# +# Makefile +# +# Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ +# +# 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 "as is" WITHOUT ANY WARRANTY of any +# kind, whether express or implied; without even the implied warranty +# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +ifdef CONFIG_SPL_BUILD +COBJS := mux.o +endif + +COBJS += evm.o +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/ti/ti814x/evm.c b/board/ti/ti814x/evm.c new file mode 100644 index 0000000000..446e36b844 --- /dev/null +++ b/board/ti/ti814x/evm.c @@ -0,0 +1,198 @@ +/* + * evm.c + * + * Board functions for TI814x EVM + * + * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/ + * + * 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. + */ + +#include <common.h> +#include <errno.h> +#include <spl.h> +#include <asm/arch/cpu.h> +#include <asm/arch/hardware.h> +#include <asm/arch/omap.h> +#include <asm/arch/ddr_defs.h> +#include <asm/arch/clock.h> +#include <asm/arch/gpio.h> +#include <asm/arch/mmc_host_def.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> +#include <asm/emif.h> +#include <asm/gpio.h> +#include "evm.h" + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_SPL_BUILD +static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE; +static struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE; +#endif + +/* UART Defines */ +#ifdef CONFIG_SPL_BUILD +#define UART_RESET (0x1 << 1) +#define UART_CLK_RUNNING_MASK 0x1 +#define UART_SMART_IDLE_EN (0x1 << 0x3) + +static void rtc32k_enable(void) +{ + struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE; + + /* + * Unlock the RTC's registers. For more details please see the + * RTC_SS section of the TRM. In order to unlock we need to + * write these specific values (keys) in this order. + */ + writel(0x83e70b13, &rtc->kick0r); + writel(0x95a4f1e0, &rtc->kick1r); + + /* Enable the RTC 32K OSC by setting bits 3 and 6. */ + writel((1 << 3) | (1 << 6), &rtc->osc); +} + +static void uart_enable(void) +{ + u32 regVal; + + /* UART softreset */ + regVal = readl(&uart_base->uartsyscfg); + regVal |= UART_RESET; + writel(regVal, &uart_base->uartsyscfg); + while ((readl(&uart_base->uartsyssts) & + UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK) + ; + + /* Disable smart idle */ + regVal = readl(&uart_base->uartsyscfg); + regVal |= UART_SMART_IDLE_EN; + writel(regVal, &uart_base->uartsyscfg); +} + +static void wdt_disable(void) +{ + writel(0xAAAA, &wdtimer->wdtwspr); + while (readl(&wdtimer->wdtwwps) != 0x0) + ; + writel(0x5555, &wdtimer->wdtwspr); + while (readl(&wdtimer->wdtwwps) != 0x0) + ; +} + +static const struct cmd_control evm_ddr2_cctrl_data = { + .cmd0csratio = 0x80, + .cmd0dldiff = 0x04, + .cmd0iclkout = 0x00, + + .cmd1csratio = 0x80, + .cmd1dldiff = 0x04, + .cmd1iclkout = 0x00, + + .cmd2csratio = 0x80, + .cmd2dldiff = 0x04, + .cmd2iclkout = 0x00, +}; + +static const struct emif_regs evm_ddr2_emif0_regs = { + .sdram_config = 0x40801ab2, + .ref_ctrl = 0x10000c30, + .sdram_tim1 = 0x0aaaf552, + .sdram_tim2 = 0x043631d2, + .sdram_tim3 = 0x00000327, + .emif_ddr_phy_ctlr_1 = 0x00000007 +}; + +static const struct emif_regs evm_ddr2_emif1_regs = { + .sdram_config = 0x40801ab2, + .ref_ctrl = 0x10000c30, + .sdram_tim1 = 0x0aaaf552, + .sdram_tim2 = 0x043631d2, + .sdram_tim3 = 0x00000327, + .emif_ddr_phy_ctlr_1 = 0x00000007 +}; + +const struct dmm_lisa_map_regs evm_lisa_map_regs = { + .dmm_lisa_map_0 = 0x00000000, + .dmm_lisa_map_1 = 0x00000000, + .dmm_lisa_map_2 = 0x806c0300, + .dmm_lisa_map_3 = 0x806c0300, +}; + +static const struct ddr_data evm_ddr2_data = { + .datardsratio0 = ((0x35<<10) | (0x35<<0)), + .datawdsratio0 = ((0x20<<10) | (0x20<<0)), + .datawiratio0 = ((0<<10) | (0<<0)), + .datagiratio0 = ((0<<10) | (0<<0)), + .datafwsratio0 = ((0x90<<10) | (0x90<<0)), + .datawrsratio0 = ((0x50<<10) | (0x50<<0)), + .datauserank0delay = 1, + .datadldiff0 = 0x4, +}; +#endif + +/* + * early system init of muxing and clocks. + */ +void s_init(void) +{ +#ifdef CONFIG_SPL_BUILD + /* WDT1 is already running when the bootloader gets control + * Disable it to avoid "random" resets + */ + wdt_disable(); + + /* Setup the PLLs and the clocks for the peripherals */ + pll_init(); + + /* Enable RTC32K clock */ + rtc32k_enable(); + + /* Set UART pins */ + enable_uart0_pin_mux(); + + /* Set MMC pins */ + enable_mmc1_pin_mux(); + + /* Enable UART */ + uart_enable(); + + gd = &gdata; + + preloader_console_init(); + + config_dmm(&evm_lisa_map_regs); + + config_ddr(0, 0, &evm_ddr2_data, &evm_ddr2_cctrl_data, + &evm_ddr2_emif0_regs, 0); + config_ddr(0, 0, &evm_ddr2_data, &evm_ddr2_cctrl_data, + &evm_ddr2_emif1_regs, 1); +#endif +} + +/* + * Basic board specific setup. Pinmux has been handled already. + */ +int board_init(void) +{ + gd->bd->bi_boot_params = PHYS_DRAM_1 + 0x100; + return 0; +} + +#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) +int board_mmc_init(bd_t *bis) +{ + omap_mmc_init(1, 0, 0, -1, -1); + + return 0; +} +#endif diff --git a/board/ti/ti814x/evm.h b/board/ti/ti814x/evm.h new file mode 100644 index 0000000000..40f8710c89 --- /dev/null +++ b/board/ti/ti814x/evm.h @@ -0,0 +1,7 @@ +#ifndef _EVM_H +#define _EVM_H + +void enable_uart0_pin_mux(void); +void enable_mmc1_pin_mux(void); + +#endif /* _EVM_H */ diff --git a/board/ti/ti814x/mux.c b/board/ti/ti814x/mux.c new file mode 100644 index 0000000000..137acb4523 --- /dev/null +++ b/board/ti/ti814x/mux.c @@ -0,0 +1,51 @@ +/* + * mux.c + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * 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 version 2. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <common.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/hardware.h> +#include <asm/arch/mux.h> +#include <asm/io.h> +#include <i2c.h> +#include "evm.h" + +static struct module_pin_mux uart0_pin_mux[] = { + {OFFSET(pincntl70), PULLUP_EN | MODE(0x01)}, /* UART0_RXD */ + {OFFSET(pincntl71), PULLUP_EN | MODE(0x01)}, /* UART0_TXD */ + {-1}, +}; + +static struct module_pin_mux mmc1_pin_mux[] = { + {OFFSET(pincntl1), PULLUP_EN | MODE(0x01)}, /* SD1_CLK */ + {OFFSET(pincntl2), PULLUP_EN | MODE(0x01)}, /* SD1_CMD */ + {OFFSET(pincntl3), PULLUP_EN | MODE(0x01)}, /* SD1_DAT[0] */ + {OFFSET(pincntl4), PULLUP_EN | MODE(0x01)}, /* SD1_DAT[1] */ + {OFFSET(pincntl5), PULLUP_EN | MODE(0x01)}, /* SD1_DAT[2] */ + {OFFSET(pincntl6), PULLUP_EN | MODE(0x01)}, /* SD1_DAT[3] */ + {OFFSET(pincntl74), PULLUP_EN | MODE(0x40)}, /* SD1_POW */ + {OFFSET(pincntl75), MODE(0x40)}, /* SD1_SDWP */ + {OFFSET(pincntl80), PULLUP_EN | MODE(0x02)}, /* SD1_SDCD */ + {-1}, +}; + +void enable_uart0_pin_mux(void) +{ + configure_module_pin_mux(uart0_pin_mux); +} + +void enable_mmc1_pin_mux(void) +{ + configure_module_pin_mux(mmc1_pin_mux); +} |