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| author | Wolfgang Denk <wd@denx.de> | 2011-12-10 22:46:48 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2011-12-10 22:46:48 +0100 |
| commit | b96a661aeadb1b68d1b589b47f99ce9d6b2769df (patch) | |
| tree | 4df62e827b8d33686bbd6da9d08e96fd7314eef2 /board | |
| parent | 84d018268a8af1d9f271b398748652c5112e951a (diff) | |
| parent | 8ba1604d342076c29e375fa3196106eed1f84b2a (diff) | |
| download | u-boot-imx-b96a661aeadb1b68d1b589b47f99ce9d6b2769df.zip u-boot-imx-b96a661aeadb1b68d1b589b47f99ce9d6b2769df.tar.gz u-boot-imx-b96a661aeadb1b68d1b589b47f99ce9d6b2769df.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm:
M28: Cleanup memsize.o OOT build
i.MX28: Move SPL to arch/arm/cpu/arm926ejs/mx28
M28: Fix typo
M28: Document that units has to be set to sectors on SD bootcard
i.mx: i.mx6q: add the initial support for i.mx6q ARM2 board
i.mx: mxc_gpio: add the i.mx6q support
i.mx: add the initial support for freescale i.MX6Q processor
i.mx: introduce the armv7/imx-common folder
S5PC2XX: Rename S5pc2XX to exynos
tegra2: Don't use board pointer before it is set up
tegra2: Remove unneeded 'dynamic ram size' message
tegra2: Remove unused low-level Tegra2 UART code
tegra2: Remove unneeded config option
tegra2: Remove unneeded boot code
tegra2: Enable instruction cache
arm: Move CP15 init out of cpu_init_crit()
tegra2: Simplify tegra_start() boot path
tegra2: Add arch_cpu_init() to fire up Cortex-A9
tegra2: Use new GPIO APIs in gpio_config_uart()
tegra2: Add support for Ventana
tegra2: Modify MMC driver to handle power and cd GPIOs
tegra2: Move board_mmc_init into board files
Diffstat (limited to 'board')
25 files changed, 581 insertions, 1745 deletions
diff --git a/board/denx/m28evk/Makefile b/board/denx/m28evk/Makefile index b6f002f..aa16c7d 100644 --- a/board/denx/m28evk/Makefile +++ b/board/denx/m28evk/Makefile @@ -27,10 +27,8 @@ LIB = $(obj)lib$(BOARD).o ifndef CONFIG_SPL_BUILD COBJS := m28evk.o -endif - -ifdef CONFIG_SPL_BUILD -COBJS := mem_init.o mmc_boot.o power_init.o memsize.o +else +COBJS := spl_boot.o endif SRCS := $(COBJS:.o=.c) @@ -41,11 +39,6 @@ $(LIB): $(obj).depend $(OBJS) all: $(ALL) -ifdef CONFIG_SPL_BUILD -memsize.c: - ln -sf $(TOPDIR)/common/memsize.c $@ -endif - ######################################################################### # defines $(obj).depend target diff --git a/board/denx/m28evk/m28_init.h b/board/denx/m28evk/m28_init.h deleted file mode 100644 index 98d3631..0000000 --- a/board/denx/m28evk/m28_init.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Freescale i.MX28 SPL functions - * - * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> - * on behalf of DENX Software Engineering GmbH - * - * 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 __M28_INIT_H__ -#define __M28_INIT_H__ - -void early_delay(int delay); - -void mx28_power_init(void); - -#ifdef CONFIG_SPL_MX28_PSWITCH_WAIT -void mx28_power_wait_pswitch(void); -#else -static inline void mx28_power_wait_pswitch(void) { } -#endif - -void mx28_mem_init(void); - -#endif /* __M28_INIT_H__ */ diff --git a/board/denx/m28evk/m28evk.c b/board/denx/m28evk/m28evk.c index 8cf3dc9..fcee046 100644 --- a/board/denx/m28evk/m28evk.c +++ b/board/denx/m28evk/m28evk.c @@ -104,7 +104,7 @@ static int m28_mmc_wp(int id) int board_mmc_init(bd_t *bis) { - /* Configure WP as output */ + /* Configure WP as input. */ gpio_direction_input(MX28_PAD_AUART2_CTS__GPIO_3_10); return mxsmmc_initialize(bis, 0, m28_mmc_wp); diff --git a/board/denx/m28evk/mem_init.c b/board/denx/m28evk/mem_init.c deleted file mode 100644 index 17d1f9b..0000000 --- a/board/denx/m28evk/mem_init.c +++ /dev/null @@ -1,240 +0,0 @@ -/* - * Freescale i.MX28 RAM init - * - * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> - * on behalf of DENX Software Engineering GmbH - * - * 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 <common.h> -#include <config.h> -#include <asm/io.h> -#include <asm/arch/iomux-mx28.h> -#include <asm/arch/imx-regs.h> - -#include "m28_init.h" - -uint32_t dram_vals[] = { - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000100, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00010101, 0x01010101, 0x000f0f01, 0x0f02020a, - 0x00000000, 0x00010101, 0x00000100, 0x00000100, 0x00000000, - 0x00000002, 0x01010000, 0x05060302, 0x06005003, 0x0a0000c8, - 0x02009c40, 0x0000030c, 0x0036a609, 0x031a0612, 0x02030202, - 0x00c8001c, 0x00000000, 0x00000000, 0x00012100, 0xffff0303, - 0x00012100, 0xffff0303, 0x00012100, 0xffff0303, 0x00012100, - 0xffff0303, 0x00000003, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000612, 0x01000F02, 0x06120612, 0x00000200, - 0x00020007, 0xf5014b27, 0xf5014b27, 0xf5014b27, 0xf5014b27, - 0x07000300, 0x07000300, 0x07000300, 0x07000300, 0x00000006, - 0x00000000, 0x00000000, 0x01000000, 0x01020408, 0x08040201, - 0x000f1133, 0x00000000, 0x00001f04, 0x00001f04, 0x00001f04, - 0x00001f04, 0x00001f04, 0x00001f04, 0x00001f04, 0x00001f04, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00010000, 0x00020304, 0x00000004, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x01010000, 0x01000000, 0x03030000, 0x00010303, - 0x01020202, 0x00000000, 0x02040303, 0x21002103, 0x00061200, - 0x06120612, 0x04320432, 0x04320432, 0x00040004, 0x00040004, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00010001 -}; - -void init_m28_200mhz_ddr2(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(dram_vals); i++) - writel(dram_vals[i], MXS_DRAM_BASE + (4 * i)); -} - -void mx28_mem_init_clock(void) -{ - struct mx28_clkctrl_regs *clkctrl_regs = - (struct mx28_clkctrl_regs *)MXS_CLKCTRL_BASE; - - /* Gate EMI clock */ - writel(CLKCTRL_FRAC0_CLKGATEEMI, - &clkctrl_regs->hw_clkctrl_frac0_set); - - /* EMI = 205MHz */ - writel(CLKCTRL_FRAC0_EMIFRAC_MASK, - &clkctrl_regs->hw_clkctrl_frac0_set); - writel((0x2a << CLKCTRL_FRAC0_EMIFRAC_OFFSET) & - CLKCTRL_FRAC0_EMIFRAC_MASK, - &clkctrl_regs->hw_clkctrl_frac0_clr); - - /* Ungate EMI clock */ - writel(CLKCTRL_FRAC0_CLKGATEEMI, - &clkctrl_regs->hw_clkctrl_frac0_clr); - - early_delay(11000); - - writel((2 << CLKCTRL_EMI_DIV_EMI_OFFSET) | - (1 << CLKCTRL_EMI_DIV_XTAL_OFFSET), - &clkctrl_regs->hw_clkctrl_emi); - - /* Unbypass EMI */ - writel(CLKCTRL_CLKSEQ_BYPASS_EMI, - &clkctrl_regs->hw_clkctrl_clkseq_clr); - - early_delay(10000); -} - -void mx28_mem_setup_cpu_and_hbus(void) -{ - struct mx28_clkctrl_regs *clkctrl_regs = - (struct mx28_clkctrl_regs *)MXS_CLKCTRL_BASE; - - /* CPU = 454MHz and ungate CPU clock */ - clrsetbits_le32(&clkctrl_regs->hw_clkctrl_frac0, - CLKCTRL_FRAC0_CPUFRAC_MASK | CLKCTRL_FRAC0_CLKGATECPU, - 19 << CLKCTRL_FRAC0_CPUFRAC_OFFSET); - - /* Set CPU bypass */ - writel(CLKCTRL_CLKSEQ_BYPASS_CPU, - &clkctrl_regs->hw_clkctrl_clkseq_set); - - /* HBUS = 151MHz */ - writel(CLKCTRL_HBUS_DIV_MASK, &clkctrl_regs->hw_clkctrl_hbus_set); - writel(((~3) << CLKCTRL_HBUS_DIV_OFFSET) & CLKCTRL_HBUS_DIV_MASK, - &clkctrl_regs->hw_clkctrl_hbus_clr); - - early_delay(10000); - - /* CPU clock divider = 1 */ - clrsetbits_le32(&clkctrl_regs->hw_clkctrl_cpu, - CLKCTRL_CPU_DIV_CPU_MASK, 1); - - /* Disable CPU bypass */ - writel(CLKCTRL_CLKSEQ_BYPASS_CPU, - &clkctrl_regs->hw_clkctrl_clkseq_clr); -} - -void mx28_mem_setup_vdda(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - writel((0xc << POWER_VDDACTRL_TRG_OFFSET) | - (0x7 << POWER_VDDACTRL_BO_OFFSET_OFFSET) | - POWER_VDDACTRL_LINREG_OFFSET_1STEPS_BELOW, - &power_regs->hw_power_vddactrl); -} - -void mx28_mem_setup_vddd(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - writel((0x1c << POWER_VDDDCTRL_TRG_OFFSET) | - (0x7 << POWER_VDDDCTRL_BO_OFFSET_OFFSET) | - POWER_VDDDCTRL_LINREG_OFFSET_1STEPS_BELOW, - &power_regs->hw_power_vdddctrl); -} - -#define HW_DIGCTRL_SCRATCH0 0x8001c280 -#define HW_DIGCTRL_SCRATCH1 0x8001c290 -void data_abort_memdetect_handler(void) __attribute__((naked)); -void data_abort_memdetect_handler(void) -{ - asm volatile("subs pc, r14, #4"); -} - -void mx28_mem_get_size(void) -{ - uint32_t sz, da; - uint32_t *vt = (uint32_t *)0x20; - - /* Replace the DABT handler. */ - da = vt[4]; - vt[4] = (uint32_t)&data_abort_memdetect_handler; - - sz = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); - writel(sz, HW_DIGCTRL_SCRATCH0); - writel(sz, HW_DIGCTRL_SCRATCH1); - - /* Restore the old DABT handler. */ - vt[4] = da; -} - -void mx28_mem_init(void) -{ - struct mx28_clkctrl_regs *clkctrl_regs = - (struct mx28_clkctrl_regs *)MXS_CLKCTRL_BASE; - struct mx28_pinctrl_regs *pinctrl_regs = - (struct mx28_pinctrl_regs *)MXS_PINCTRL_BASE; - - /* Set DDR2 mode */ - writel(PINCTRL_EMI_DS_CTRL_DDR_MODE_DDR2, - &pinctrl_regs->hw_pinctrl_emi_ds_ctrl_set); - - /* Power up PLL0 */ - writel(CLKCTRL_PLL0CTRL0_POWER, - &clkctrl_regs->hw_clkctrl_pll0ctrl0_set); - - early_delay(11000); - - mx28_mem_init_clock(); - - mx28_mem_setup_vdda(); - - /* - * Configure the DRAM registers - */ - - /* Clear START bit from DRAM_CTL16 */ - clrbits_le32(MXS_DRAM_BASE + 0x40, 1); - - init_m28_200mhz_ddr2(); - - /* Clear SREFRESH bit from DRAM_CTL17 */ - clrbits_le32(MXS_DRAM_BASE + 0x44, 1); - - /* Set START bit in DRAM_CTL16 */ - setbits_le32(MXS_DRAM_BASE + 0x40, 1); - - /* Wait for bit 20 (DRAM init complete) in DRAM_CTL58 */ - while (!(readl(MXS_DRAM_BASE + 0xe8) & (1 << 20))) - ; - - mx28_mem_setup_vddd(); - - early_delay(10000); - - mx28_mem_setup_cpu_and_hbus(); - - mx28_mem_get_size(); -} diff --git a/board/denx/m28evk/power_init.c b/board/denx/m28evk/power_init.c deleted file mode 100644 index 27322b4..0000000 --- a/board/denx/m28evk/power_init.c +++ /dev/null @@ -1,913 +0,0 @@ -/* - * Freescale i.MX28 Boot PMIC init - * - * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> - * on behalf of DENX Software Engineering GmbH - * - * 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 <common.h> -#include <config.h> -#include <asm/io.h> -#include <asm/arch/imx-regs.h> - -#include "m28_init.h" - -void mx28_power_clock2xtal(void) -{ - struct mx28_clkctrl_regs *clkctrl_regs = - (struct mx28_clkctrl_regs *)MXS_CLKCTRL_BASE; - - /* Set XTAL as CPU reference clock */ - writel(CLKCTRL_CLKSEQ_BYPASS_CPU, - &clkctrl_regs->hw_clkctrl_clkseq_set); -} - -void mx28_power_clock2pll(void) -{ - struct mx28_clkctrl_regs *clkctrl_regs = - (struct mx28_clkctrl_regs *)MXS_CLKCTRL_BASE; - - writel(CLKCTRL_PLL0CTRL0_POWER, - &clkctrl_regs->hw_clkctrl_pll0ctrl0_set); - early_delay(100); - writel(CLKCTRL_CLKSEQ_BYPASS_CPU, - &clkctrl_regs->hw_clkctrl_clkseq_clr); -} - -void mx28_power_clear_auto_restart(void) -{ - struct mx28_rtc_regs *rtc_regs = - (struct mx28_rtc_regs *)MXS_RTC_BASE; - - writel(RTC_CTRL_SFTRST, &rtc_regs->hw_rtc_ctrl_clr); - while (readl(&rtc_regs->hw_rtc_ctrl) & RTC_CTRL_SFTRST) - ; - - writel(RTC_CTRL_CLKGATE, &rtc_regs->hw_rtc_ctrl_clr); - while (readl(&rtc_regs->hw_rtc_ctrl) & RTC_CTRL_CLKGATE) - ; - - /* - * Due to the hardware design bug of mx28 EVK-A - * we need to set the AUTO_RESTART bit. - */ - if (readl(&rtc_regs->hw_rtc_persistent0) & RTC_PERSISTENT0_AUTO_RESTART) - return; - - while (readl(&rtc_regs->hw_rtc_stat) & RTC_STAT_NEW_REGS_MASK) - ; - - setbits_le32(&rtc_regs->hw_rtc_persistent0, - RTC_PERSISTENT0_AUTO_RESTART); - writel(RTC_CTRL_FORCE_UPDATE, &rtc_regs->hw_rtc_ctrl_set); - writel(RTC_CTRL_FORCE_UPDATE, &rtc_regs->hw_rtc_ctrl_clr); - while (readl(&rtc_regs->hw_rtc_stat) & RTC_STAT_NEW_REGS_MASK) - ; - while (readl(&rtc_regs->hw_rtc_stat) & RTC_STAT_STALE_REGS_MASK) - ; -} - -void mx28_power_set_linreg(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - /* Set linear regulator 25mV below switching converter */ - clrsetbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_LINREG_OFFSET_MASK, - POWER_VDDDCTRL_LINREG_OFFSET_1STEPS_BELOW); - - clrsetbits_le32(&power_regs->hw_power_vddactrl, - POWER_VDDACTRL_LINREG_OFFSET_MASK, - POWER_VDDACTRL_LINREG_OFFSET_1STEPS_BELOW); - - clrsetbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDIOCTRL_LINREG_OFFSET_MASK, - POWER_VDDIOCTRL_LINREG_OFFSET_1STEPS_BELOW); -} - -void mx28_power_setup_5v_detect(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - /* Start 5V detection */ - clrsetbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_VBUSVALID_TRSH_MASK, - POWER_5VCTRL_VBUSVALID_TRSH_4V4 | - POWER_5VCTRL_PWRUP_VBUS_CMPS); -} - -void mx28_src_power_init(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - /* Improve efficieny and reduce transient ripple */ - writel(POWER_LOOPCTRL_TOGGLE_DIF | POWER_LOOPCTRL_EN_CM_HYST | - POWER_LOOPCTRL_EN_DF_HYST, &power_regs->hw_power_loopctrl_set); - - clrsetbits_le32(&power_regs->hw_power_dclimits, - POWER_DCLIMITS_POSLIMIT_BUCK_MASK, - 0x30 << POWER_DCLIMITS_POSLIMIT_BUCK_OFFSET); - - setbits_le32(&power_regs->hw_power_battmonitor, - POWER_BATTMONITOR_EN_BATADJ); - - /* Increase the RCSCALE level for quick DCDC response to dynamic load */ - clrsetbits_le32(&power_regs->hw_power_loopctrl, - POWER_LOOPCTRL_EN_RCSCALE_MASK, - POWER_LOOPCTRL_RCSCALE_THRESH | - POWER_LOOPCTRL_EN_RCSCALE_8X); - - clrsetbits_le32(&power_regs->hw_power_minpwr, - POWER_MINPWR_HALFFETS, POWER_MINPWR_DOUBLE_FETS); - - /* 5V to battery handoff ... FIXME */ - setbits_le32(&power_regs->hw_power_5vctrl, POWER_5VCTRL_DCDC_XFER); - early_delay(30); - clrbits_le32(&power_regs->hw_power_5vctrl, POWER_5VCTRL_DCDC_XFER); -} - -void mx28_power_init_4p2_params(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - /* Setup 4P2 parameters */ - clrsetbits_le32(&power_regs->hw_power_dcdc4p2, - POWER_DCDC4P2_CMPTRIP_MASK | POWER_DCDC4P2_TRG_MASK, - POWER_DCDC4P2_TRG_4V2 | (31 << POWER_DCDC4P2_CMPTRIP_OFFSET)); - - clrsetbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_HEADROOM_ADJ_MASK, - 0x4 << POWER_5VCTRL_HEADROOM_ADJ_OFFSET); - - clrsetbits_le32(&power_regs->hw_power_dcdc4p2, - POWER_DCDC4P2_DROPOUT_CTRL_MASK, - POWER_DCDC4P2_DROPOUT_CTRL_100MV | - POWER_DCDC4P2_DROPOUT_CTRL_SRC_SEL); - - clrsetbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_CHARGE_4P2_ILIMIT_MASK, - 0x3f << POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET); -} - -void mx28_enable_4p2_dcdc_input(int xfer) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t tmp, vbus_thresh, vbus_5vdetect, pwd_bo; - uint32_t prev_5v_brnout, prev_5v_droop; - - prev_5v_brnout = readl(&power_regs->hw_power_5vctrl) & - POWER_5VCTRL_PWDN_5VBRNOUT; - prev_5v_droop = readl(&power_regs->hw_power_ctrl) & - POWER_CTRL_ENIRQ_VDD5V_DROOP; - - clrbits_le32(&power_regs->hw_power_5vctrl, POWER_5VCTRL_PWDN_5VBRNOUT); - writel(POWER_RESET_UNLOCK_KEY | POWER_RESET_PWD_OFF, - &power_regs->hw_power_reset); - - clrbits_le32(&power_regs->hw_power_ctrl, POWER_CTRL_ENIRQ_VDD5V_DROOP); - - if (xfer && (readl(&power_regs->hw_power_5vctrl) & - POWER_5VCTRL_ENABLE_DCDC)) { - return; - } - - /* - * Recording orignal values that will be modified temporarlily - * to handle a chip bug. See chip errata for CQ ENGR00115837 - */ - tmp = readl(&power_regs->hw_power_5vctrl); - vbus_thresh = tmp & POWER_5VCTRL_VBUSVALID_TRSH_MASK; - vbus_5vdetect = tmp & POWER_5VCTRL_VBUSVALID_5VDETECT; - - pwd_bo = readl(&power_regs->hw_power_minpwr) & POWER_MINPWR_PWD_BO; - - /* - * Disable mechanisms that get erroneously tripped by when setting - * the DCDC4P2 EN_DCDC - */ - clrbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_VBUSVALID_5VDETECT | - POWER_5VCTRL_VBUSVALID_TRSH_MASK); - - writel(POWER_MINPWR_PWD_BO, &power_regs->hw_power_minpwr_set); - - if (xfer) { - setbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_DCDC_XFER); - early_delay(20); - clrbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_DCDC_XFER); - - setbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_ENABLE_DCDC); - } else { - setbits_le32(&power_regs->hw_power_dcdc4p2, - POWER_DCDC4P2_ENABLE_DCDC); - } - - early_delay(25); - - clrsetbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_VBUSVALID_TRSH_MASK, vbus_thresh); - - if (vbus_5vdetect) - writel(vbus_5vdetect, &power_regs->hw_power_5vctrl_set); - - if (!pwd_bo) - clrbits_le32(&power_regs->hw_power_minpwr, POWER_MINPWR_PWD_BO); - - while (readl(&power_regs->hw_power_ctrl) & POWER_CTRL_VBUS_VALID_IRQ) - clrbits_le32(&power_regs->hw_power_ctrl, - POWER_CTRL_VBUS_VALID_IRQ); - - if (prev_5v_brnout) { - writel(POWER_5VCTRL_PWDN_5VBRNOUT, - &power_regs->hw_power_5vctrl_set); - writel(POWER_RESET_UNLOCK_KEY, - &power_regs->hw_power_reset); - } else { - writel(POWER_5VCTRL_PWDN_5VBRNOUT, - &power_regs->hw_power_5vctrl_clr); - writel(POWER_RESET_UNLOCK_KEY | POWER_RESET_PWD_OFF, - &power_regs->hw_power_reset); - } - - while (readl(&power_regs->hw_power_ctrl) & POWER_CTRL_VDD5V_DROOP_IRQ) - clrbits_le32(&power_regs->hw_power_ctrl, - POWER_CTRL_VDD5V_DROOP_IRQ); - - if (prev_5v_droop) - clrbits_le32(&power_regs->hw_power_ctrl, - POWER_CTRL_ENIRQ_VDD5V_DROOP); - else - setbits_le32(&power_regs->hw_power_ctrl, - POWER_CTRL_ENIRQ_VDD5V_DROOP); -} - -void mx28_power_init_4p2_regulator(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t tmp, tmp2; - - setbits_le32(&power_regs->hw_power_dcdc4p2, POWER_DCDC4P2_ENABLE_4P2); - - writel(POWER_CHARGE_ENABLE_LOAD, &power_regs->hw_power_charge_set); - - writel(POWER_5VCTRL_CHARGE_4P2_ILIMIT_MASK, - &power_regs->hw_power_5vctrl_clr); - clrbits_le32(&power_regs->hw_power_dcdc4p2, POWER_DCDC4P2_TRG_MASK); - - /* Power up the 4p2 rail and logic/control */ - writel(POWER_5VCTRL_PWD_CHARGE_4P2_MASK, - &power_regs->hw_power_5vctrl_clr); - - /* - * Start charging up the 4p2 capacitor. We ramp of this charge - * gradually to avoid large inrush current from the 5V cable which can - * cause transients/problems - */ - mx28_enable_4p2_dcdc_input(0); - - if (readl(&power_regs->hw_power_ctrl) & POWER_CTRL_VBUS_VALID_IRQ) { - /* - * If we arrived here, we were unable to recover from mx23 chip - * errata 5837. 4P2 is disabled and sufficient battery power is - * not present. Exiting to not enable DCDC power during 5V - * connected state. - */ - clrbits_le32(&power_regs->hw_power_dcdc4p2, - POWER_DCDC4P2_ENABLE_DCDC); - writel(POWER_5VCTRL_PWD_CHARGE_4P2_MASK, - &power_regs->hw_power_5vctrl_set); - hang(); - } - - /* - * Here we set the 4p2 brownout level to something very close to 4.2V. - * We then check the brownout status. If the brownout status is false, - * the voltage is already close to the target voltage of 4.2V so we - * can go ahead and set the 4P2 current limit to our max target limit. - * If the brownout status is true, we need to ramp us the current limit - * so that we don't cause large inrush current issues. We step up the - * current limit until the brownout status is false or until we've - * reached our maximum defined 4p2 current limit. - */ - clrsetbits_le32(&power_regs->hw_power_dcdc4p2, - POWER_DCDC4P2_BO_MASK, - 22 << POWER_DCDC4P2_BO_OFFSET); /* 4.15V */ - - if (!(readl(&power_regs->hw_power_sts) & POWER_STS_DCDC_4P2_BO)) { - setbits_le32(&power_regs->hw_power_5vctrl, - 0x3f << POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET); - } else { - tmp = (readl(&power_regs->hw_power_5vctrl) & - POWER_5VCTRL_CHARGE_4P2_ILIMIT_MASK) >> - POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET; - while (tmp < 0x3f) { - if (!(readl(&power_regs->hw_power_sts) & - POWER_STS_DCDC_4P2_BO)) { - tmp = readl(&power_regs->hw_power_5vctrl); - tmp |= POWER_5VCTRL_CHARGE_4P2_ILIMIT_MASK; - early_delay(100); - writel(tmp, &power_regs->hw_power_5vctrl); - break; - } else { - tmp++; - tmp2 = readl(&power_regs->hw_power_5vctrl); - tmp2 &= ~POWER_5VCTRL_CHARGE_4P2_ILIMIT_MASK; - tmp2 |= tmp << - POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET; - writel(tmp2, &power_regs->hw_power_5vctrl); - early_delay(100); - } - } - } - - clrbits_le32(&power_regs->hw_power_dcdc4p2, POWER_DCDC4P2_BO_MASK); - writel(POWER_CTRL_DCDC4P2_BO_IRQ, &power_regs->hw_power_ctrl_clr); -} - -void mx28_power_init_dcdc_4p2_source(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - if (!(readl(&power_regs->hw_power_dcdc4p2) & - POWER_DCDC4P2_ENABLE_DCDC)) { - hang(); - } - - mx28_enable_4p2_dcdc_input(1); - - if (readl(&power_regs->hw_power_ctrl) & POWER_CTRL_VBUS_VALID_IRQ) { - clrbits_le32(&power_regs->hw_power_dcdc4p2, - POWER_DCDC4P2_ENABLE_DCDC); - writel(POWER_5VCTRL_ENABLE_DCDC, - &power_regs->hw_power_5vctrl_clr); - writel(POWER_5VCTRL_PWD_CHARGE_4P2_MASK, - &power_regs->hw_power_5vctrl_set); - } -} - -void mx28_power_enable_4p2(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t vdddctrl, vddactrl, vddioctrl; - uint32_t tmp; - - vdddctrl = readl(&power_regs->hw_power_vdddctrl); - vddactrl = readl(&power_regs->hw_power_vddactrl); - vddioctrl = readl(&power_regs->hw_power_vddioctrl); - - setbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_DISABLE_FET | POWER_VDDDCTRL_ENABLE_LINREG | - POWER_VDDDCTRL_PWDN_BRNOUT); - - setbits_le32(&power_regs->hw_power_vddactrl, - POWER_VDDACTRL_DISABLE_FET | POWER_VDDACTRL_ENABLE_LINREG | - POWER_VDDACTRL_PWDN_BRNOUT); - - setbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDIOCTRL_DISABLE_FET | POWER_VDDIOCTRL_PWDN_BRNOUT); - - mx28_power_init_4p2_params(); - mx28_power_init_4p2_regulator(); - - /* Shutdown battery (none present) */ - clrbits_le32(&power_regs->hw_power_dcdc4p2, POWER_DCDC4P2_BO_MASK); - writel(POWER_CTRL_DCDC4P2_BO_IRQ, &power_regs->hw_power_ctrl_clr); - writel(POWER_CTRL_ENIRQ_DCDC4P2_BO, &power_regs->hw_power_ctrl_clr); - - mx28_power_init_dcdc_4p2_source(); - - writel(vdddctrl, &power_regs->hw_power_vdddctrl); - early_delay(20); - writel(vddactrl, &power_regs->hw_power_vddactrl); - early_delay(20); - writel(vddioctrl, &power_regs->hw_power_vddioctrl); - - /* - * Check if FET is enabled on either powerout and if so, - * disable load. - */ - tmp = 0; - tmp |= !(readl(&power_regs->hw_power_vdddctrl) & - POWER_VDDDCTRL_DISABLE_FET); - tmp |= !(readl(&power_regs->hw_power_vddactrl) & - POWER_VDDACTRL_DISABLE_FET); - tmp |= !(readl(&power_regs->hw_power_vddioctrl) & - POWER_VDDIOCTRL_DISABLE_FET); - if (tmp) - writel(POWER_CHARGE_ENABLE_LOAD, - &power_regs->hw_power_charge_clr); -} - -void mx28_boot_valid_5v(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - /* - * Use VBUSVALID level instead of VDD5V_GT_VDDIO level to trigger a 5V - * disconnect event. FIXME - */ - writel(POWER_5VCTRL_VBUSVALID_5VDETECT, - &power_regs->hw_power_5vctrl_set); - - /* Configure polarity to check for 5V disconnection. */ - writel(POWER_CTRL_POLARITY_VBUSVALID | - POWER_CTRL_POLARITY_VDD5V_GT_VDDIO, - &power_regs->hw_power_ctrl_clr); - - writel(POWER_CTRL_VBUS_VALID_IRQ | POWER_CTRL_VDD5V_GT_VDDIO_IRQ, - &power_regs->hw_power_ctrl_clr); - - mx28_power_enable_4p2(); -} - -void mx28_powerdown(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - writel(POWER_RESET_UNLOCK_KEY, &power_regs->hw_power_reset); - writel(POWER_RESET_UNLOCK_KEY | POWER_RESET_PWD_OFF, - &power_regs->hw_power_reset); -} - -void mx28_handle_5v_conflict(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t tmp; - - setbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDIOCTRL_BO_OFFSET_MASK); - - for (;;) { - tmp = readl(&power_regs->hw_power_sts); - - if (tmp & POWER_STS_VDDIO_BO) { - mx28_powerdown(); - break; - } - - if (tmp & POWER_STS_VDD5V_GT_VDDIO) { - mx28_boot_valid_5v(); - break; - } else { - mx28_powerdown(); - break; - } - } -} - -int mx28_get_batt_volt(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t volt = readl(&power_regs->hw_power_battmonitor); - volt &= POWER_BATTMONITOR_BATT_VAL_MASK; - volt >>= POWER_BATTMONITOR_BATT_VAL_OFFSET; - volt *= 8; - return volt; -} - -int mx28_is_batt_ready(void) -{ - return (mx28_get_batt_volt() >= 3600); -} - -void mx28_5v_boot(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - /* - * NOTE: In original IMX-Bootlets, this also checks for VBUSVALID, - * but their implementation always returns 1 so we omit it here. - */ - if (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO) { - mx28_boot_valid_5v(); - return; - } - - early_delay(1000); - if (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO) { - mx28_boot_valid_5v(); - return; - } - - mx28_handle_5v_conflict(); -} - -void mx28_init_batt_bo(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - /* Brownout at 3V */ - clrsetbits_le32(&power_regs->hw_power_battmonitor, - POWER_BATTMONITOR_BRWNOUT_LVL_MASK, - 15 << POWER_BATTMONITOR_BRWNOUT_LVL_OFFSET); - - writel(POWER_CTRL_BATT_BO_IRQ, &power_regs->hw_power_ctrl_clr); - writel(POWER_CTRL_ENIRQ_BATT_BO, &power_regs->hw_power_ctrl_clr); -} - -void mx28_switch_vddd_to_dcdc_source(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - clrsetbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_LINREG_OFFSET_MASK, - POWER_VDDDCTRL_LINREG_OFFSET_1STEPS_BELOW); - - clrbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_DISABLE_FET | POWER_VDDDCTRL_ENABLE_LINREG | - POWER_VDDDCTRL_DISABLE_STEPPING); -} - -int mx28_is_batt_good(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t volt; - - volt = readl(&power_regs->hw_power_battmonitor); - volt &= POWER_BATTMONITOR_BATT_VAL_MASK; - volt >>= POWER_BATTMONITOR_BATT_VAL_OFFSET; - volt *= 8; - - if ((volt >= 2400) && (volt <= 4300)) - return 1; - - clrsetbits_le32(&power_regs->hw_power_5vctrl, - POWER_5VCTRL_CHARGE_4P2_ILIMIT_MASK, - 0x3 << POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET); - writel(POWER_5VCTRL_PWD_CHARGE_4P2_MASK, - &power_regs->hw_power_5vctrl_clr); - - clrsetbits_le32(&power_regs->hw_power_charge, - POWER_CHARGE_STOP_ILIMIT_MASK | POWER_CHARGE_BATTCHRG_I_MASK, - POWER_CHARGE_STOP_ILIMIT_10MA | 0x3); - - writel(POWER_CHARGE_PWD_BATTCHRG, &power_regs->hw_power_charge_clr); - writel(POWER_5VCTRL_PWD_CHARGE_4P2_MASK, - &power_regs->hw_power_5vctrl_clr); - - early_delay(500000); - - volt = readl(&power_regs->hw_power_battmonitor); - volt &= POWER_BATTMONITOR_BATT_VAL_MASK; - volt >>= POWER_BATTMONITOR_BATT_VAL_OFFSET; - volt *= 8; - - if (volt >= 3500) - return 0; - - if (volt >= 2400) - return 1; - - writel(POWER_CHARGE_STOP_ILIMIT_MASK | POWER_CHARGE_BATTCHRG_I_MASK, - &power_regs->hw_power_charge_clr); - writel(POWER_CHARGE_PWD_BATTCHRG, &power_regs->hw_power_charge_set); - - return 0; -} - -void mx28_power_configure_power_source(void) -{ - mx28_src_power_init(); - - mx28_5v_boot(); - mx28_power_clock2pll(); - - mx28_init_batt_bo(); - mx28_switch_vddd_to_dcdc_source(); -} - -void mx28_enable_output_rail_protection(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - writel(POWER_CTRL_VDDD_BO_IRQ | POWER_CTRL_VDDA_BO_IRQ | - POWER_CTRL_VDDIO_BO_IRQ, &power_regs->hw_power_ctrl_clr); - - setbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_PWDN_BRNOUT); - - setbits_le32(&power_regs->hw_power_vddactrl, - POWER_VDDACTRL_PWDN_BRNOUT); - - setbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDIOCTRL_PWDN_BRNOUT); -} - -int mx28_get_vddio_power_source_off(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t tmp; - - if (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO) { - tmp = readl(&power_regs->hw_power_vddioctrl); - if (tmp & POWER_VDDIOCTRL_DISABLE_FET) { - if ((tmp & POWER_VDDIOCTRL_LINREG_OFFSET_MASK) == - POWER_VDDDCTRL_LINREG_OFFSET_0STEPS) { - return 1; - } - } - - if (!(readl(&power_regs->hw_power_5vctrl) & - POWER_5VCTRL_ENABLE_DCDC)) { - if ((tmp & POWER_VDDIOCTRL_LINREG_OFFSET_MASK) == - POWER_VDDDCTRL_LINREG_OFFSET_0STEPS) { - return 1; - } - } - } - - return 0; - -} - -int mx28_get_vddd_power_source_off(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t tmp; - - tmp = readl(&power_regs->hw_power_vdddctrl); - if (tmp & POWER_VDDDCTRL_DISABLE_FET) { - if ((tmp & POWER_VDDDCTRL_LINREG_OFFSET_MASK) == - POWER_VDDDCTRL_LINREG_OFFSET_0STEPS) { - return 1; - } - } - - if (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO) { - if (!(readl(&power_regs->hw_power_5vctrl) & - POWER_5VCTRL_ENABLE_DCDC)) { - return 1; - } - } - - if (!(tmp & POWER_VDDDCTRL_ENABLE_LINREG)) { - if ((tmp & POWER_VDDDCTRL_LINREG_OFFSET_MASK) == - POWER_VDDDCTRL_LINREG_OFFSET_1STEPS_BELOW) { - return 1; - } - } - - return 0; -} - -void mx28_power_set_vddio(uint32_t new_target, uint32_t new_brownout) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t cur_target, diff, bo_int = 0; - uint32_t powered_by_linreg = 0; - - new_brownout = new_target - new_brownout; - - cur_target = readl(&power_regs->hw_power_vddioctrl); - cur_target &= POWER_VDDIOCTRL_TRG_MASK; - cur_target *= 50; /* 50 mV step*/ - cur_target += 2800; /* 2800 mV lowest */ - - powered_by_linreg = mx28_get_vddio_power_source_off(); - if (new_target > cur_target) { - - if (powered_by_linreg) { - bo_int = readl(&power_regs->hw_power_vddioctrl); - clrbits_le32(&power_regs->hw_power_vddioctrl, - POWER_CTRL_ENIRQ_VDDIO_BO); - } - - setbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDIOCTRL_BO_OFFSET_MASK); - do { - if (new_target - cur_target > 100) - diff = cur_target + 100; - else - diff = new_target; - - diff -= 2800; - diff /= 50; - - clrsetbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDIOCTRL_TRG_MASK, diff); - - if (powered_by_linreg) - early_delay(1500); - else { - while (!(readl(&power_regs->hw_power_sts) & - POWER_STS_DC_OK)) - ; - - } - - cur_target = readl(&power_regs->hw_power_vddioctrl); - cur_target &= POWER_VDDIOCTRL_TRG_MASK; - cur_target *= 50; /* 50 mV step*/ - cur_target += 2800; /* 2800 mV lowest */ - } while (new_target > cur_target); - - if (powered_by_linreg) { - writel(POWER_CTRL_VDDIO_BO_IRQ, - &power_regs->hw_power_ctrl_clr); - if (bo_int & POWER_CTRL_ENIRQ_VDDIO_BO) - setbits_le32(&power_regs->hw_power_vddioctrl, - POWER_CTRL_ENIRQ_VDDIO_BO); - } - } else { - do { - if (cur_target - new_target > 100) - diff = cur_target - 100; - else - diff = new_target; - - diff -= 2800; - diff /= 50; - - clrsetbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDIOCTRL_TRG_MASK, diff); - - if (powered_by_linreg) - early_delay(1500); - else { - while (!(readl(&power_regs->hw_power_sts) & - POWER_STS_DC_OK)) - ; - - } - - cur_target = readl(&power_regs->hw_power_vddioctrl); - cur_target &= POWER_VDDIOCTRL_TRG_MASK; - cur_target *= 50; /* 50 mV step*/ - cur_target += 2800; /* 2800 mV lowest */ - } while (new_target < cur_target); - } - - clrsetbits_le32(&power_regs->hw_power_vddioctrl, - POWER_VDDDCTRL_BO_OFFSET_MASK, - new_brownout << POWER_VDDDCTRL_BO_OFFSET_OFFSET); -} - -void mx28_power_set_vddd(uint32_t new_target, uint32_t new_brownout) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - uint32_t cur_target, diff, bo_int = 0; - uint32_t powered_by_linreg = 0; - - new_brownout = new_target - new_brownout; - - cur_target = readl(&power_regs->hw_power_vdddctrl); - cur_target &= POWER_VDDDCTRL_TRG_MASK; - cur_target *= 25; /* 25 mV step*/ - cur_target += 800; /* 800 mV lowest */ - - powered_by_linreg = mx28_get_vddd_power_source_off(); - if (new_target > cur_target) { - if (powered_by_linreg) { - bo_int = readl(&power_regs->hw_power_vdddctrl); - clrbits_le32(&power_regs->hw_power_vdddctrl, - POWER_CTRL_ENIRQ_VDDD_BO); - } - - setbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_BO_OFFSET_MASK); - - do { - if (new_target - cur_target > 100) - diff = cur_target + 100; - else - diff = new_target; - - diff -= 800; - diff /= 25; - - clrsetbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_TRG_MASK, diff); - - if (powered_by_linreg) - early_delay(1500); - else { - while (!(readl(&power_regs->hw_power_sts) & - POWER_STS_DC_OK)) - ; - - } - - cur_target = readl(&power_regs->hw_power_vdddctrl); - cur_target &= POWER_VDDDCTRL_TRG_MASK; - cur_target *= 25; /* 25 mV step*/ - cur_target += 800; /* 800 mV lowest */ - } while (new_target > cur_target); - - if (powered_by_linreg) { - writel(POWER_CTRL_VDDD_BO_IRQ, - &power_regs->hw_power_ctrl_clr); - if (bo_int & POWER_CTRL_ENIRQ_VDDD_BO) - setbits_le32(&power_regs->hw_power_vdddctrl, - POWER_CTRL_ENIRQ_VDDD_BO); - } - } else { - do { - if (cur_target - new_target > 100) - diff = cur_target - 100; - else - diff = new_target; - - diff -= 800; - diff /= 25; - - clrsetbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_TRG_MASK, diff); - - if (powered_by_linreg) - early_delay(1500); - else { - while (!(readl(&power_regs->hw_power_sts) & - POWER_STS_DC_OK)) - ; - - } - - cur_target = readl(&power_regs->hw_power_vdddctrl); - cur_target &= POWER_VDDDCTRL_TRG_MASK; - cur_target *= 25; /* 25 mV step*/ - cur_target += 800; /* 800 mV lowest */ - } while (new_target < cur_target); - } - - clrsetbits_le32(&power_regs->hw_power_vdddctrl, - POWER_VDDDCTRL_BO_OFFSET_MASK, - new_brownout << POWER_VDDDCTRL_BO_OFFSET_OFFSET); -} - -void mx28_power_init(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - mx28_power_clock2xtal(); - mx28_power_clear_auto_restart(); - mx28_power_set_linreg(); - mx28_power_setup_5v_detect(); - mx28_power_configure_power_source(); - mx28_enable_output_rail_protection(); - - mx28_power_set_vddio(3300, 3150); - - mx28_power_set_vddd(1350, 1200); - - writel(POWER_CTRL_VDDD_BO_IRQ | POWER_CTRL_VDDA_BO_IRQ | - POWER_CTRL_VDDIO_BO_IRQ | POWER_CTRL_VDD5V_DROOP_IRQ | - POWER_CTRL_VBUS_VALID_IRQ | POWER_CTRL_BATT_BO_IRQ | - POWER_CTRL_DCDC4P2_BO_IRQ, &power_regs->hw_power_ctrl_clr); - - writel(POWER_5VCTRL_PWDN_5VBRNOUT, &power_regs->hw_power_5vctrl_set); - - early_delay(1000); -} - -#ifdef CONFIG_SPL_MX28_PSWITCH_WAIT -void mx28_power_wait_pswitch(void) -{ - struct mx28_power_regs *power_regs = - (struct mx28_power_regs *)MXS_POWER_BASE; - - while (!(readl(&power_regs->hw_power_sts) & POWER_STS_PSWITCH_MASK)) - ; -} -#endif diff --git a/board/denx/m28evk/mmc_boot.c b/board/denx/m28evk/spl_boot.c index 86d3ab5..86d7d87 100644 --- a/board/denx/m28evk/mmc_boot.c +++ b/board/denx/m28evk/spl_boot.c @@ -1,5 +1,5 @@ /* - * Freescale i.MX28 Boot setup + * DENX M28 Boot setup * * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> * on behalf of DENX Software Engineering GmbH @@ -27,23 +27,8 @@ #include <config.h> #include <asm/io.h> #include <asm/arch/iomux-mx28.h> - -#include "m28_init.h" - -/* - * This delay function is intended to be used only in early stage of boot, where - * clock are not set up yet. The timer used here is reset on every boot and - * takes a few seconds to roll. The boot doesn't take that long, so to keep the - * code simple, it doesn't take rolling into consideration. - */ -#define HW_DIGCTRL_MICROSECONDS 0x8001c0c0 -void early_delay(int delay) -{ - uint32_t st = readl(HW_DIGCTRL_MICROSECONDS); - st += delay; - while (st > readl(HW_DIGCTRL_MICROSECONDS)) - ; -} +#include <asm/arch/imx-regs.h> +#include <asm/arch/sys_proto.h> #define MUX_CONFIG_LED (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL) #define MUX_CONFIG_LCD (MXS_PAD_3V3 | MXS_PAD_4MA) @@ -109,10 +94,6 @@ const iomux_cfg_t iomux_setup[] = { MX28_PAD_GPMI_RDY2__CAN0_TX, MX28_PAD_GPMI_RDY3__CAN0_RX, - /* I2C */ - MX28_PAD_I2C0_SCL__I2C0_SCL, - MX28_PAD_I2C0_SDA__I2C0_SDA, - /* TSC2007 */ MX28_PAD_SAIF0_MCLK__GPIO_3_20 | MUX_CONFIG_TSC, @@ -235,39 +216,5 @@ const iomux_cfg_t iomux_setup[] = { void board_init_ll(void) { - mxs_iomux_setup_multiple_pads(iomux_setup, ARRAY_SIZE(iomux_setup)); - mx28_power_init(); - mx28_mem_init(); - mx28_power_wait_pswitch(); -} - -/* Support aparatus */ -inline void board_init_f(unsigned long bootflag) -{ - for (;;) - ; -} - -inline void board_init_r(gd_t *id, ulong dest_addr) -{ - for (;;) - ; -} - -inline int printf(const char *fmt, ...) -{ - return 0; -} - -inline void __coloured_LED_init(void) {} -inline void __red_LED_on(void) {} -void coloured_LED_init(void) - __attribute__((weak, alias("__coloured_LED_init"))); -void red_LED_on(void) - __attribute__((weak, alias("__red_LED_on"))); -void hang(void) __attribute__ ((noreturn)); -void hang(void) -{ - for (;;) - ; + mx28_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup)); } diff --git a/board/denx/m28evk/start.S b/board/denx/m28evk/start.S deleted file mode 100644 index 94696d6..0000000 --- a/board/denx/m28evk/start.S +++ /dev/null @@ -1,234 +0,0 @@ -/* - * armboot - Startup Code for ARM926EJS CPU-core - * - * Copyright (c) 2003 Texas Instruments - * - * ----- Adapted for OMAP1610 OMAP730 from ARM925t code ------ - * - * Copyright (c) 2001 Marius Groger <mag@sysgo.de> - * Copyright (c) 2002 Alex Zupke <azu@sysgo.de> - * Copyright (c) 2002 Gary Jennejohn <garyj@denx.de> - * Copyright (c) 2003 Richard Woodruff <r-woodruff2@ti.com> - * Copyright (c) 2003 Kshitij <kshitij@ti.com> - * Copyright (c) 2010 Albert Aribaud <albert.u.boot@aribaud.net> - * - * Change to support call back into iMX28 bootrom - * Copyright (c) 2011 Marek Vasut <marek.vasut@gmail.com> - * on behalf of DENX Software Engineering GmbH - * - * 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-offsets.h> -#include <config.h> -#include <common.h> -#include <version.h> - -#if defined(CONFIG_OMAP1610) -#include <./configs/omap1510.h> -#elif defined(CONFIG_OMAP730) -#include <./configs/omap730.h> -#endif - -/* - ************************************************************************* - * - * Jump vector table as in table 3.1 in [1] - * - ************************************************************************* - */ - - -.globl _start -_start: - b reset - b undefined_instruction - b software_interrupt - b prefetch_abort - b data_abort - b not_used - b irq - b fiq - -/* - * Vector table, located at address 0x20. - * This table allows the code running AFTER SPL, the U-Boot, to install it's - * interrupt handlers here. The problem is that the U-Boot is loaded into RAM, - * including it's interrupt vectoring table and the table at 0x0 is still the - * SPLs. So if interrupt happens in U-Boot, the SPLs interrupt vectoring table - * is still used. - */ -_vt_reset: - .word _reset -_vt_undefined_instruction: - .word _hang -_vt_software_interrupt: - .word _hang -_vt_prefetch_abort: - .word _hang -_vt_data_abort: - .word _hang -_vt_not_used: - .word _reset -_vt_irq: - .word _hang -_vt_fiq: - .word _hang - -reset: - ldr pc, _vt_reset -undefined_instruction: - ldr pc, _vt_undefined_instruction -software_interrupt: - ldr pc, _vt_software_interrupt -prefetch_abort: - ldr pc, _vt_prefetch_abort -data_abort: - ldr pc, _vt_data_abort -not_used: - ldr pc, _vt_not_used -irq: - ldr pc, _vt_irq -fiq: - ldr pc, _vt_fiq - - .balignl 16,0xdeadbeef - -/* - ************************************************************************* - * - * Startup Code (reset vector) - * - * do important init only if we don't start from memory! - * setup Memory and board specific bits prior to relocation. - * relocate armboot to ram - * setup stack - * - ************************************************************************* - */ - -.globl _TEXT_BASE -_TEXT_BASE: - .word CONFIG_SYS_TEXT_BASE - -/* - * These are defined in the board-specific linker script. - * Subtracting _start from them lets the linker put their - * relative position in the executable instead of leaving - * them null. - */ -.globl _bss_start_ofs -_bss_start_ofs: - .word __bss_start - _start - -.globl _bss_end_ofs -_bss_end_ofs: - .word __bss_end__ - _start - -.globl _end_ofs -_end_ofs: - .word _end - _start - -#ifdef CONFIG_USE_IRQ -/* IRQ stack memory (calculated at run-time) */ -.globl IRQ_STACK_START -IRQ_STACK_START: - .word 0x0badc0de - -/* IRQ stack memory (calculated at run-time) */ -.globl FIQ_STACK_START -FIQ_STACK_START: - .word 0x0badc0de -#endif - -/* IRQ stack memory (calculated at run-time) + 8 bytes */ -.globl IRQ_STACK_START_IN -IRQ_STACK_START_IN: - .word 0x0badc0de - -/* - * the actual reset code - */ - -_reset: - /* - * Store all registers on old stack pointer, this will allow us later to - * return to the BootROM and let the BootROM load U-Boot into RAM. - */ - push {r0-r12,r14} - - /* - * set the cpu to SVC32 mode - */ - mrs r0,cpsr - bic r0,r0,#0x1f - orr r0,r0,#0xd3 - msr cpsr,r0 - - /* - * we do sys-critical inits only at reboot, - * not when booting from ram! - */ -#ifndef CONFIG_SKIP_LOWLEVEL_INIT - bl cpu_init_crit -#endif - - bl board_init_ll - - pop {r0-r12,r14} - bx lr - -/* - ************************************************************************* - * - * CPU_init_critical registers - * - * setup important registers - * setup memory timing - * - ************************************************************************* - */ -#ifndef CONFIG_SKIP_LOWLEVEL_INIT -cpu_init_crit: - /* - * flush v4 I/D caches - */ - mov r0, #0 - mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */ - mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */ - - /* - * disable MMU stuff and caches - */ - mrc p15, 0, r0, c1, c0, 0 - bic r0, r0, #0x00002300 /* clear bits 13, 9:8 (--V- --RS) */ - bic r0, r0, #0x00000087 /* clear bits 7, 2:0 (B--- -CAM) */ - orr r0, r0, #0x00000002 /* set bit 2 (A) Align */ - orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */ - mcr p15, 0, r0, c1, c0, 0 - - mov pc, lr /* back to my caller */ - - .align 5 -#endif /* CONFIG_SKIP_LOWLEVEL_INIT */ - -_hang: - ldr sp, _TEXT_BASE /* switch to abort stack */ -1: - bl 1b /* hang and never return */ diff --git a/board/denx/m28evk/u-boot-spl.lds b/board/denx/m28evk/u-boot-spl.lds deleted file mode 100644 index e296a92..0000000 --- a/board/denx/m28evk/u-boot-spl.lds +++ /dev/null @@ -1,87 +0,0 @@ -/* - * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> - * on behalf of DENX Software Engineering GmbH - * - * January 2004 - Changed to support H4 device - * Copyright (c) 2004-2008 Texas Instruments - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> - * - * 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 - */ - -OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") -OUTPUT_ARCH(arm) -ENTRY(_start) -SECTIONS -{ - . = 0x00000000; - - . = ALIGN(4); - .text : - { - board/denx/m28evk/start.o (.text) - *(.text) - } - - . = ALIGN(4); - .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } - - . = ALIGN(4); - .data : { - *(.data) - } - - . = ALIGN(4); - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - . = ALIGN(4); - - .rel.dyn : { - __rel_dyn_start = .; - *(.rel*) - __rel_dyn_end = .; - } - - .dynsym : { - __dynsym_start = .; - *(.dynsym) - } - - _end = .; - - .bss __rel_dyn_start (OVERLAY) : { - __bss_start = .; - *(.bss) - . = ALIGN(4); - __bss_end__ = .; - } - - /DISCARD/ : { *(.bss*) } - /DISCARD/ : { *(.dynstr*) } - /DISCARD/ : { *(.dynsym*) } - /DISCARD/ : { *(.dynamic*) } - /DISCARD/ : { *(.hash*) } - /DISCARD/ : { *(.plt*) } - /DISCARD/ : { *(.interp*) } - /DISCARD/ : { *(.gnu*) } -} diff --git a/board/freescale/mx6qarm2/Makefile b/board/freescale/mx6qarm2/Makefile new file mode 100644 index 0000000..79bc315 --- /dev/null +++ b/board/freescale/mx6qarm2/Makefile @@ -0,0 +1,42 @@ +# +# Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de> +# +# (C) Copyright 2011 Freescale Semiconductor, Inc. +# +# 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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := mx6qarm2.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)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/mx6qarm2/imximage.cfg b/board/freescale/mx6qarm2/imximage.cfg new file mode 100644 index 0000000..ffac1b4 --- /dev/null +++ b/board/freescale/mx6qarm2/imximage.cfg @@ -0,0 +1,167 @@ +# Copyright (C) 2011 Freescale Semiconductor, Inc. +# Jason Liu <r64343@freescale.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. 51 Franklin Street Fifth Floor Boston, +# MA 02110-1301 USA +# +# Refer docs/README.imxmage for more details about how-to configure +# and create imximage boot image +# +# The syntax is taken as close as possible with the kwbimage + +# image version + +IMAGE_VERSION 2 + +# Boot Device : one of +# spi, sd (the board has no nand neither onenand) + +BOOT_FROM sd + +# Device Configuration Data (DCD) +# +# Each entry must have the format: +# Addr-type Address Value +# +# where: +# Addr-type register length (1,2 or 4 bytes) +# Address absolute address of the register +# value value to be stored in the register +DATA 4 0x020e05a8 0x00000030 +DATA 4 0x020e05b0 0x00000030 +DATA 4 0x020e0524 0x00000030 +DATA 4 0x020e051c 0x00000030 + +DATA 4 0x020e0518 0x00000030 +DATA 4 0x020e050c 0x00000030 +DATA 4 0x020e05b8 0x00000030 +DATA 4 0x020e05c0 0x00000030 + +DATA 4 0x020e05ac 0x00020030 +DATA 4 0x020e05b4 0x00020030 +DATA 4 0x020e0528 0x00020030 +DATA 4 0x020e0520 0x00020030 + +DATA 4 0x020e0514 0x00020030 +DATA 4 0x020e0510 0x00020030 +DATA 4 0x020e05bc 0x00020030 +DATA 4 0x020e05c4 0x00020030 + +DATA 4 0x020e056c 0x00020030 +DATA 4 0x020e0578 0x00020030 +DATA 4 0x020e0588 0x00020030 +DATA 4 0x020e0594 0x00020030 + +DATA 4 0x020e057c 0x00020030 +DATA 4 0x020e0590 0x00003000 +DATA 4 0x020e0598 0x00003000 +DATA 4 0x020e058c 0x00000000 + +DATA 4 0x020e059c 0x00003030 +DATA 4 0x020e05a0 0x00003030 +DATA 4 0x020e0784 0x00000030 +DATA 4 0x020e0788 0x00000030 + +DATA 4 0x020e0794 0x00000030 +DATA 4 0x020e079c 0x00000030 +DATA 4 0x020e07a0 0x00000030 +DATA 4 0x020e07a4 0x00000030 + +DATA 4 0x020e07a8 0x00000030 +DATA 4 0x020e0748 0x00000030 +DATA 4 0x020e074c 0x00000030 +DATA 4 0x020e0750 0x00020000 + +DATA 4 0x020e0758 0x00000000 +DATA 4 0x020e0774 0x00020000 +DATA 4 0x020e078c 0x00000030 +DATA 4 0x020e0798 0x000C0000 + +DATA 4 0x021b081c 0x33333333 +DATA 4 0x021b0820 0x33333333 +DATA 4 0x021b0824 0x33333333 +DATA 4 0x021b0828 0x33333333 + +DATA 4 0x021b481c 0x33333333 +DATA 4 0x021b4820 0x33333333 +DATA 4 0x021b4824 0x33333333 +DATA 4 0x021b4828 0x33333333 + +DATA 4 0x021b0018 0x00081740 + +DATA 4 0x021b001c 0x00008000 +DATA 4 0x021b000c 0x555A7975 +DATA 4 0x021b0010 0xFF538E64 +DATA 4 0x021b0014 0x01FF00DB +DATA 4 0x021b002c 0x000026D2 + +DATA 4 0x021b0030 0x005B0E21 +DATA 4 0x021b0008 0x09444040 +DATA 4 0x021b0004 0x00025576 +DATA 4 0x021b0040 0x00000027 +DATA 4 0x021b0000 0xC31A0000 + +DATA 4 0x021b001c 0x04088032 +DATA 4 0x021b001c 0x0408803A +DATA 4 0x021b001c 0x00008033 +DATA 4 0x021b001c 0x0000803B +DATA 4 0x021b001c 0x00428031 +DATA 4 0x021b001c 0x00428039 +DATA 4 0x021b001c 0x09408030 +DATA 4 0x021b001c 0x09408038 + +DATA 4 0x021b001c 0x04008040 +DATA 4 0x021b001c 0x04008048 +DATA 4 0x021b0800 0xA1380003 +DATA 4 0x021b4800 0xA1380003 +DATA 4 0x021b0020 0x00005800 +DATA 4 0x021b0818 0x00022227 +DATA 4 0x021b4818 0x00022227 + +DATA 4 0x021b083c 0x434B0350 +DATA 4 0x021b0840 0x034C0359 +DATA 4 0x021b483c 0x434B0350 +DATA 4 0x021b4840 0x03650348 +DATA 4 0x021b0848 0x4436383B +DATA 4 0x021b4848 0x39393341 +DATA 4 0x021b0850 0x35373933 +DATA 4 0x021b4850 0x48254A36 + +DATA 4 0x021b080c 0x001F001F +DATA 4 0x021b0810 0x001F001F + +DATA 4 0x021b480c 0x00440044 +DATA 4 0x021b4810 0x00440044 + +DATA 4 0x021b08b8 0x00000800 +DATA 4 0x021b48b8 0x00000800 + +DATA 4 0x021b001c 0x00000000 +DATA 4 0x021b0404 0x00011006 + +DATA 4 0x020e0010 0xF00000FF +DATA 4 0x020e0018 0x00070007 +DATA 4 0x020e001c 0x00070007 + +DATA 4 0x020c4068 0x00C03F3F +DATA 4 0x020c406c 0x0030FC00 +DATA 4 0x020c4070 0x0FFFC000 +DATA 4 0x020c4074 0x3FF00000 +DATA 4 0x020c4078 0x00FFF300 +DATA 4 0x020c407c 0x0F0000C3 +DATA 4 0x020c4080 0x000003FC diff --git a/board/freescale/mx6qarm2/mx6qarm2.c b/board/freescale/mx6qarm2/mx6qarm2.c new file mode 100644 index 0000000..89e0e76 --- /dev/null +++ b/board/freescale/mx6qarm2/mx6qarm2.c @@ -0,0 +1,155 @@ +/* + * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. + * + * 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 <common.h> +#include <asm/io.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/mx6x_pins.h> +#include <asm/arch/iomux-v3.h> +#include <asm/errno.h> +#include <asm/gpio.h> +#include <mmc.h> +#include <fsl_esdhc.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \ + PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); + + return 0; +} + +iomux_v3_cfg_t uart4_pads[] = { + MX6Q_PAD_KEY_COL0__UART4_TXD | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6Q_PAD_KEY_ROW0__UART4_RXD | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +iomux_v3_cfg_t usdhc3_pads[] = { + MX6Q_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT4__USDHC3_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT5__USDHC3_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT6__USDHC3_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT7__USDHC3_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_NANDF_CS0__GPIO_6_11 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ +}; + +iomux_v3_cfg_t usdhc4_pads[] = { + MX6Q_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT0__USDHC4_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT1__USDHC4_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT2__USDHC4_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT3__USDHC4_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT4__USDHC4_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT5__USDHC4_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT6__USDHC4_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD4_DAT7__USDHC4_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), +}; + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart4_pads, ARRAY_SIZE(uart4_pads)); +} + +#ifdef CONFIG_FSL_ESDHC +struct fsl_esdhc_cfg usdhc_cfg[2] = { + {USDHC3_BASE_ADDR, 1}, + {USDHC4_BASE_ADDR, 1}, +}; + +int board_mmc_getcd(u8 *cd, struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + + if (cfg->esdhc_base == USDHC3_BASE_ADDR) { + gpio_direction_input(171); /*GPIO6_11*/ + *cd = gpio_get_value(171); + } else /* Don't have the CD GPIO pin on board */ + *cd = 0; + + return 0; +} + +int board_mmc_init(bd_t *bis) +{ + s32 status = 0; + u32 index = 0; + + for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) { + switch (index) { + case 0: + imx_iomux_v3_setup_multiple_pads( + usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); + break; + case 1: + imx_iomux_v3_setup_multiple_pads( + usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); + break; + default: + printf("Warning: you configured more USDHC controllers" + "(%d) then supported by the board (%d)\n", + index + 1, CONFIG_SYS_FSL_USDHC_NUM); + return status; + } + + status |= fsl_esdhc_initialize(bis, &usdhc_cfg[index]); + } + + return status; +} +#endif + +int board_early_init_f(void) +{ + setup_iomux_uart(); + + return 0; +} + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + return 0; +} + +int checkboard(void) +{ + puts("Board: MX6Q-Armadillo2\n"); + + return 0; +} diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c index 370a259..c806a6b 100644 --- a/board/nvidia/common/board.c +++ b/board/nvidia/common/board.c @@ -33,10 +33,6 @@ #include <asm/arch/uart.h> #include "board.h" -#ifdef CONFIG_TEGRA2_MMC -#include <mmc.h> -#endif - DECLARE_GLOBAL_DATA_PTR; const struct tegra2_sysinfo sysinfo = { @@ -100,33 +96,6 @@ static void pin_mux_uart(void) #endif /* CONFIG_TEGRA2_ENABLE_UARTD */ } -#ifdef CONFIG_TEGRA2_MMC -/* - * Routine: pin_mux_mmc - * Description: setup the pin muxes/tristate values for the SDMMC(s) - */ -static void pin_mux_mmc(void) -{ - /* SDMMC4: config 3, x8 on 2nd set of pins */ - pinmux_set_func(PINGRP_ATB, PMUX_FUNC_SDIO4); - pinmux_set_func(PINGRP_GMA, PMUX_FUNC_SDIO4); - pinmux_set_func(PINGRP_GME, PMUX_FUNC_SDIO4); - - pinmux_tristate_disable(PINGRP_ATB); - pinmux_tristate_disable(PINGRP_GMA); - pinmux_tristate_disable(PINGRP_GME); - - /* SDMMC3: SDIO3_CLK, SDIO3_CMD, SDIO3_DAT[3:0] */ - pinmux_set_func(PINGRP_SDB, PMUX_FUNC_SDIO3); - pinmux_set_func(PINGRP_SDC, PMUX_FUNC_SDIO3); - pinmux_set_func(PINGRP_SDD, PMUX_FUNC_SDIO3); - - pinmux_tristate_disable(PINGRP_SDC); - pinmux_tristate_disable(PINGRP_SDD); - pinmux_tristate_disable(PINGRP_SDB); -} -#endif - /* * Routine: board_init * Description: Early hardware init. @@ -142,30 +111,12 @@ int board_init(void) return 0; } -#ifdef CONFIG_TEGRA2_MMC -/* this is a weak define that we are overriding */ -int board_mmc_init(bd_t *bd) -{ - debug("board_mmc_init called\n"); - /* Enable muxes, etc. for SDMMC controllers */ - pin_mux_mmc(); - gpio_config_mmc(); - - debug("board_mmc_init: init eMMC\n"); - /* init dev 0, eMMC chip, with 4-bit bus */ - tegra2_mmc_init(0, 4); - - debug("board_mmc_init: init SD slot\n"); - /* init dev 1, SD slot, with 4-bit bus */ - tegra2_mmc_init(1, 4); - - return 0; -} -#endif - #ifdef CONFIG_BOARD_EARLY_INIT_F int board_early_init_f(void) { + /* We didn't do this init in start.S, so do it now */ + cpu_init_cp15(); + /* Initialize essential common plls */ clock_early_init(); @@ -177,9 +128,6 @@ int board_early_init_f(void) /* Initialize periph GPIOs */ gpio_config_uart(); - - /* Init UART, scratch regs, and start CPU */ - tegra2_start(); return 0; } #endif /* EARLY_INIT */ diff --git a/board/nvidia/common/board.h b/board/nvidia/common/board.h index 344e702..1f57086 100644 --- a/board/nvidia/common/board.h +++ b/board/nvidia/common/board.h @@ -24,9 +24,7 @@ #ifndef _BOARD_H_ #define _BOARD_H_ -void tegra2_start(void); void gpio_config_uart(void); -void gpio_config_mmc(void); -int tegra2_mmc_init(int dev_index, int bus_width); +int tegra2_mmc_init(int dev_index, int bus_width, int pwr_gpio, int cd_gpio); #endif /* BOARD_H */ diff --git a/board/nvidia/harmony/harmony.c b/board/nvidia/harmony/harmony.c index cbb30d6..3cbe820 100644 --- a/board/nvidia/harmony/harmony.c +++ b/board/nvidia/harmony/harmony.c @@ -24,9 +24,12 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/tegra2.h> +#include <asm/arch/pinmux.h> +#include <asm/gpio.h> #ifdef CONFIG_TEGRA2_MMC #include <mmc.h> #endif +#include "../common/board.h" /* * Routine: gpio_config_uart @@ -38,23 +41,55 @@ void gpio_config_uart(void) #ifdef CONFIG_TEGRA2_MMC /* - * Routine: gpio_config_mmc - * Description: Set GPIOs for SD card + * Routine: pin_mux_mmc + * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -void gpio_config_mmc(void) +static void pin_mux_mmc(void) { - /* Not implemented for now */ + /* SDMMC4: config 3, x8 on 2nd set of pins */ + pinmux_set_func(PINGRP_ATB, PMUX_FUNC_SDIO4); + pinmux_set_func(PINGRP_GMA, PMUX_FUNC_SDIO4); + pinmux_set_func(PINGRP_GME, PMUX_FUNC_SDIO4); + + pinmux_tristate_disable(PINGRP_ATB); + pinmux_tristate_disable(PINGRP_GMA); + pinmux_tristate_disable(PINGRP_GME); + + /* For power GPIO PI6 */ + pinmux_tristate_disable(PINGRP_ATA); + /* For CD GPIO PH2 */ + pinmux_tristate_disable(PINGRP_ATD); + + /* SDMMC2: SDIO2_CLK, SDIO2_CMD, SDIO2_DAT[7:0] */ + pinmux_set_func(PINGRP_DTA, PMUX_FUNC_SDIO2); + pinmux_set_func(PINGRP_DTD, PMUX_FUNC_SDIO2); + + pinmux_tristate_disable(PINGRP_DTA); + pinmux_tristate_disable(PINGRP_DTD); + + /* For power GPIO PT3 */ + pinmux_tristate_disable(PINGRP_DTB); + /* For CD GPIO PI5 */ + pinmux_tristate_disable(PINGRP_ATC); } /* this is a weak define that we are overriding */ -int board_mmc_getcd(u8 *cd, struct mmc *mmc) +int board_mmc_init(bd_t *bd) { - debug("board_mmc_getcd called\n"); - /* - * Hard-code CD presence for now. Need to add GPIO inputs - * for Harmony - */ - *cd = 1; + debug("board_mmc_init called\n"); + + /* Enable muxes, etc. for SDMMC controllers */ + pin_mux_mmc(); + + debug("board_mmc_init: init SD slot J26\n"); + /* init dev 0, SD slot J26, with 4-bit bus */ + /* The board has an 8-bit bus, but 8-bit doesn't work yet */ + tegra2_mmc_init(0, 4, GPIO_PI6, GPIO_PH2); + + debug("board_mmc_init: init SD slot J5\n"); + /* init dev 2, SD slot J5, with 4-bit bus */ + tegra2_mmc_init(2, 4, GPIO_PT3, GPIO_PI5); + return 0; } #endif diff --git a/board/nvidia/seaboard/seaboard.c b/board/nvidia/seaboard/seaboard.c index bc67d0f..7f2827b 100644 --- a/board/nvidia/seaboard/seaboard.c +++ b/board/nvidia/seaboard/seaboard.c @@ -24,61 +24,78 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/tegra2.h> +#include <asm/arch/pinmux.h> #include <asm/gpio.h> #ifdef CONFIG_TEGRA2_MMC #include <mmc.h> #endif +#include "../common/board.h" /* - * Routine: gpio_config_uart + * Routine: gpio_config_uart_seaboard * Description: Force GPIO_PI3 low on Seaboard so UART4 works. */ -void gpio_config_uart(void) +static void gpio_config_uart_seaboard(void) { - int gp = GPIO_PI3; - struct gpio_ctlr *gpio = (struct gpio_ctlr *)NV_PA_GPIO_BASE; - struct gpio_ctlr_bank *bank = &gpio->gpio_bank[GPIO_BANK(gp)]; - u32 val; - /* Enable UART via GPIO_PI3 (port 8, bit 3) so serial console works */ - val = readl(&bank->gpio_config[GPIO_PORT(gp)]); - val |= 1 << GPIO_BIT(gp); - writel(val, &bank->gpio_config[GPIO_PORT(gp)]); - - val = readl(&bank->gpio_out[GPIO_PORT(gp)]); - val &= ~(1 << GPIO_BIT(gp)); - writel(val, &bank->gpio_out[GPIO_PORT(gp)]); + gpio_request(GPIO_PI3, NULL); + gpio_direction_output(GPIO_PI3, 0); +} - val = readl(&bank->gpio_dir_out[GPIO_PORT(gp)]); - val |= 1 << GPIO_BIT(gp); - writel(val, &bank->gpio_dir_out[GPIO_PORT(gp)]); +void gpio_config_uart(void) +{ + if (machine_is_ventana()) + return; + gpio_config_uart_seaboard(); } #ifdef CONFIG_TEGRA2_MMC /* - * Routine: gpio_config_mmc - * Description: Set GPIOs for SDMMC3 SDIO slot. + * Routine: pin_mux_mmc + * Description: setup the pin muxes/tristate values for the SDMMC(s) */ -void gpio_config_mmc(void) +static void pin_mux_mmc(void) { - /* Set EN_VDDIO_SD (GPIO I6) */ - gpio_direction_output(GPIO_PI6, 1); + /* SDMMC4: config 3, x8 on 2nd set of pins */ + pinmux_set_func(PINGRP_ATB, PMUX_FUNC_SDIO4); + pinmux_set_func(PINGRP_GMA, PMUX_FUNC_SDIO4); + pinmux_set_func(PINGRP_GME, PMUX_FUNC_SDIO4); - /* Config pin as GPI for Card Detect (GPIO I5) */ - gpio_direction_input(GPIO_PI5); + pinmux_tristate_disable(PINGRP_ATB); + pinmux_tristate_disable(PINGRP_GMA); + pinmux_tristate_disable(PINGRP_GME); + + /* SDMMC3: SDIO3_CLK, SDIO3_CMD, SDIO3_DAT[3:0] */ + pinmux_set_func(PINGRP_SDB, PMUX_FUNC_SDIO3); + pinmux_set_func(PINGRP_SDC, PMUX_FUNC_SDIO3); + pinmux_set_func(PINGRP_SDD, PMUX_FUNC_SDIO3); + + pinmux_tristate_disable(PINGRP_SDC); + pinmux_tristate_disable(PINGRP_SDD); + pinmux_tristate_disable(PINGRP_SDB); + + /* For power GPIO PI6 */ + pinmux_tristate_disable(PINGRP_ATA); + /* For CD GPIO PI5 */ + pinmux_tristate_disable(PINGRP_ATC); } /* this is a weak define that we are overriding */ -int board_mmc_getcd(u8 *cd, struct mmc *mmc) +int board_mmc_init(bd_t *bd) { - debug("board_mmc_getcd called\n"); - *cd = 1; /* Assume card is inserted, or eMMC */ + debug("board_mmc_init called\n"); + + /* Enable muxes, etc. for SDMMC controllers */ + pin_mux_mmc(); + + debug("board_mmc_init: init eMMC\n"); + /* init dev 0, eMMC chip, with 4-bit bus */ + /* The board has an 8-bit bus, but 8-bit doesn't work yet */ + tegra2_mmc_init(0, 4, -1, -1); - if (IS_SD(mmc)) { - /* Seaboard SDMMC3 = SDIO3_CD = GPIO_PI5 */ - if (gpio_get_value(GPIO_PI5)) - *cd = 0; - } + debug("board_mmc_init: init SD slot\n"); + /* init dev 1, SD slot, with 4-bit bus */ + tegra2_mmc_init(1, 4, GPIO_PI6, GPIO_PI5); return 0; } diff --git a/board/nvidia/ventana/Makefile b/board/nvidia/ventana/Makefile new file mode 100644 index 0000000..9e5a87f --- /dev/null +++ b/board/nvidia/ventana/Makefile @@ -0,0 +1,49 @@ +# +# (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 $(TOPDIR)/config.mk + +ifneq ($(OBJTREE),$(SRCTREE)) +$(shell mkdir -p $(obj)../common) +endif + +LIB = $(obj)lib$(BOARD).o + +COBJS += ../seaboard/seaboard.o +COBJS += ../common/board.o + +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/samsung/origen/lowlevel_init.S b/board/samsung/origen/lowlevel_init.S index ddca1e2..0eebbfc 100644 --- a/board/samsung/origen/lowlevel_init.S +++ b/board/samsung/origen/lowlevel_init.S @@ -1,5 +1,5 @@ /* - * Lowlevel setup for ORIGEN board based on S5PV310 + * Lowlevel setup for ORIGEN board based on EXYNOS4210 * * Copyright (C) 2011 Samsung Electronics * @@ -43,11 +43,11 @@ lowlevel_init: /* r5 has always zero */ mov r5, #0 - ldr r7, =S5PC210_GPIO_PART1_BASE - ldr r6, =S5PC210_GPIO_PART2_BASE + ldr r7, =EXYNOS4_GPIO_PART1_BASE + ldr r6, =EXYNOS4_GPIO_PART2_BASE /* check reset status */ - ldr r0, =(S5PC210_POWER_BASE + INFORM1_OFFSET) + ldr r0, =(EXYNOS4_POWER_BASE + INFORM1_OFFSET) ldr r1, [r0] /* AFTR wakeup reset */ @@ -97,9 +97,9 @@ wakeup_reset: exit_wakeup: /* Load return address and jump to kernel */ - ldr r0, =(S5PC210_POWER_BASE + INFORM0_OFFSET) + ldr r0, =(EXYNOS4_POWER_BASE + INFORM0_OFFSET) - /* r1 = physical address of s5pc210_cpu_resume function */ + /* r1 = physical address of exynos4210_cpu_resume function */ ldr r1, [r0] /* Jump to kernel*/ @@ -113,7 +113,7 @@ exit_wakeup: */ system_clock_init: push {lr} - ldr r0, =S5PC210_CLOCK_BASE + ldr r0, =EXYNOS4_CLOCK_BASE /* APLL(1), MPLL(1), CORE(0), HPM(0) */ ldr r1, =CLK_SRC_CPU_VAL @@ -290,13 +290,13 @@ uart_asm_init: /* setup UART0-UART3 GPIOs (part1) */ mov r0, r7 - ldr r1, =S5PC210_GPIO_A0_CON_VAL - str r1, [r0, #S5PC210_GPIO_A0_CON_OFFSET] - ldr r1, =S5PC210_GPIO_A1_CON_VAL - str r1, [r0, #S5PC210_GPIO_A1_CON_OFFSET] + ldr r1, =EXYNOS4_GPIO_A0_CON_VAL + str r1, [r0, #EXYNOS4_GPIO_A0_CON_OFFSET] + ldr r1, =EXYNOS4_GPIO_A1_CON_VAL + str r1, [r0, #EXYNOS4_GPIO_A1_CON_OFFSET] - ldr r0, =S5PC210_UART_BASE - add r0, r0, #S5PC210_DEFAULT_UART_OFFSET + ldr r0, =EXYNOS4_UART_BASE + add r0, r0, #EXYNOS4_DEFAULT_UART_OFFSET ldr r1, =ULCON_VAL str r1, [r0, #ULCON_OFFSET] diff --git a/board/samsung/origen/mem_setup.S b/board/samsung/origen/mem_setup.S index a798848..b49b193 100644 --- a/board/samsung/origen/mem_setup.S +++ b/board/samsung/origen/mem_setup.S @@ -1,5 +1,5 @@ /* - * Memory setup for ORIGEN board based on S5PV310 + * Memory setup for ORIGEN board based on EXYNOS4210 * * Copyright (C) 2011 Samsung Electronics * @@ -38,7 +38,7 @@ mem_ctrl_asm_init: str r1, [r0] #ifdef SET_MIU - ldr r0, =S5PC210_MIU_BASE + ldr r0, =EXYNOS4_MIU_BASE /* Interleave: 2Bit, Interleave_bit1: 0x21, Interleave_bit2: 0x7 */ ldr r1, =0x20001507 str r1, [r0, #APB_SFR_INTERLEAVE_CONF_OFFSET] @@ -48,7 +48,7 @@ mem_ctrl_asm_init: str r1, [r0, #APB_SFR_ARBRITATION_CONF_OFFSET] #endif /* DREX0 */ - ldr r0, =S5PC210_DMC0_BASE + ldr r0, =EXYNOS4_DMC0_BASE /* * DLL Parameter Setting: @@ -229,7 +229,7 @@ mem_ctrl_asm_init: bne 8b /* DREX1 */ - ldr r0, =S5PC210_DMC1_BASE @0x10410000 + ldr r0, =EXYNOS4_DMC1_BASE @0x10410000 /* * DLL Parameter Setting: @@ -410,11 +410,11 @@ mem_ctrl_asm_init: bne 8b /* turn on DREX0, DREX1 */ - ldr r0, =S5PC210_DMC0_BASE + ldr r0, =EXYNOS4_DMC0_BASE ldr r1, =0x0FFF303a str r1, [r0, #DMC_CONCONTROL] - ldr r0, =S5PC210_DMC1_BASE + ldr r0, =EXYNOS4_DMC1_BASE ldr r1, =0x0FFF303a str r1, [r0, #DMC_CONCONTROL] diff --git a/board/samsung/origen/origen.c b/board/samsung/origen/origen.c index 8882646..638e7b1 100644 --- a/board/samsung/origen/origen.c +++ b/board/samsung/origen/origen.c @@ -27,13 +27,13 @@ #include <asm/arch/mmc.h> DECLARE_GLOBAL_DATA_PTR; -struct s5pc210_gpio_part1 *gpio1; -struct s5pc210_gpio_part2 *gpio2; +struct exynos4_gpio_part1 *gpio1; +struct exynos4_gpio_part2 *gpio2; int board_init(void) { - gpio1 = (struct s5pc210_gpio_part1 *) S5PC210_GPIO_PART1_BASE; - gpio2 = (struct s5pc210_gpio_part2 *) S5PC210_GPIO_PART2_BASE; + gpio1 = (struct exynos4_gpio_part1 *) EXYNOS4_GPIO_PART1_BASE; + gpio2 = (struct exynos4_gpio_part2 *) EXYNOS4_GPIO_PART2_BASE; gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); return 0; diff --git a/board/samsung/origen/origen_setup.h b/board/samsung/origen/origen_setup.h index 63d85d8..d949ad2 100644 --- a/board/samsung/origen/origen_setup.h +++ b/board/samsung/origen/origen_setup.h @@ -98,8 +98,8 @@ #define INFORM1_OFFSET 0x804 /* GPIO Offsets for UART: GPIO Contol Register */ -#define S5PC210_GPIO_A0_CON_OFFSET 0x00 -#define S5PC210_GPIO_A1_CON_OFFSET 0x20 +#define EXYNOS4_GPIO_A0_CON_OFFSET 0x00 +#define EXYNOS4_GPIO_A1_CON_OFFSET 0x20 /* UART Register offsets */ #define ULCON_OFFSET 0x00 @@ -416,8 +416,8 @@ * UART GPIO_A0/GPIO_A1 Control Register Value * 0x2: UART Function */ -#define S5PC210_GPIO_A0_CON_VAL 0x22222222 -#define S5PC210_GPIO_A1_CON_VAL 0x222222 +#define EXYNOS4_GPIO_A0_CON_VAL 0x22222222 +#define EXYNOS4_GPIO_A1_CON_VAL 0x222222 /* ULCON: UART Line Control Value 8N1 */ #define WORD_LEN_5_BIT 0x00 diff --git a/board/samsung/smdkv310/lowlevel_init.S b/board/samsung/smdkv310/lowlevel_init.S index 58b737b..7a1ea98 100644 --- a/board/samsung/smdkv310/lowlevel_init.S +++ b/board/samsung/smdkv310/lowlevel_init.S @@ -1,5 +1,5 @@ /* - * Lowlevel setup for SMDKV310 board based on S5PC210 + * Lowlevel setup for SMDKV310 board based on EXYNOS4210 * * Copyright (C) 2011 Samsung Electronics * @@ -45,11 +45,11 @@ lowlevel_init: /* r5 has always zero */ mov r5, #0 - ldr r7, =S5PC210_GPIO_PART1_BASE - ldr r6, =S5PC210_GPIO_PART2_BASE + ldr r7, =EXYNOS4_GPIO_PART1_BASE + ldr r6, =EXYNOS4_GPIO_PART2_BASE /* check reset status */ - ldr r0, =(S5PC210_POWER_BASE + 0x81C) @ INFORM7 + ldr r0, =(EXYNOS4_POWER_BASE + 0x81C) @ INFORM7 ldr r1, [r0] /* AFTR wakeup reset */ @@ -95,9 +95,9 @@ wakeup_reset: exit_wakeup: /* Load return address and jump to kernel */ - ldr r0, =(S5PC210_POWER_BASE + 0x800) @ INFORM0 + ldr r0, =(EXYNOS4_POWER_BASE + 0x800) @ INFORM0 - /* r1 = physical address of s5pc210_cpu_resume function */ + /* r1 = physical address of exynos4210_cpu_resume function */ ldr r1, [r0] /* Jump to kernel*/ @@ -111,7 +111,7 @@ exit_wakeup: */ system_clock_init: push {lr} - ldr r0, =S5PC210_CLOCK_BASE + ldr r0, =EXYNOS4_CLOCK_BASE /* APLL(1), MPLL(1), CORE(0), HPM(0) */ ldr r1, =0x0101 @@ -388,12 +388,12 @@ uart_asm_init: /* setup UART0-UART3 GPIOs (part1) */ mov r0, r7 ldr r1, =0x22222222 - str r1, [r0, #0x00] @ S5PC210_GPIO_A0_OFFSET + str r1, [r0, #0x00] @ EXYNOS4_GPIO_A0_OFFSET ldr r1, =0x00222222 - str r1, [r0, #0x20] @ S5PC210_GPIO_A1_OFFSET + str r1, [r0, #0x20] @ EXYNOS4_GPIO_A1_OFFSET - ldr r0, =S5PC210_UART_BASE - add r0, r0, #S5PC210_DEFAULT_UART_OFFSET + ldr r0, =EXYNOS4_UART_BASE + add r0, r0, #EXYNOS4_DEFAULT_UART_OFFSET ldr r1, =0x3C5 str r1, [r0, #0x4] diff --git a/board/samsung/smdkv310/mem_setup.S b/board/samsung/smdkv310/mem_setup.S index 73aebe3..d3b6265 100644 --- a/board/samsung/smdkv310/mem_setup.S +++ b/board/samsung/smdkv310/mem_setup.S @@ -1,5 +1,5 @@ /* - * Memory setup for SMDKV310 board based on S5PC210 + * Memory setup for SMDKV310 board based on EXYNOS4210 * * Copyright (C) 2011 Samsung Electronics * @@ -54,7 +54,7 @@ mem_ctrl_asm_init: str r1, [r0] #ifdef SET_MIU - ldr r0, =S5PC210_MIU_BASE @0x10600000 + ldr r0, =EXYNOS4_MIU_BASE @0x10600000 #ifdef CONFIG_MIU_1BIT_INTERLEAVED ldr r1, =0x0000000c str r1, [r0, #0x400] @MIU_INTLV_CONFIG @@ -89,7 +89,7 @@ mem_ctrl_asm_init: #endif #endif /* DREX0 */ - ldr r0, =S5PC210_DMC0_BASE @0x10400000 + ldr r0, =EXYNOS4_DMC0_BASE @0x10400000 ldr r1, =0xe0000086 str r1, [r0, #0x1C] @DMC_PHYCONTROL1 @@ -221,7 +221,7 @@ mem_ctrl_asm_init: bne 8b /* DREX1 */ - ldr r0, =S5PC210_DMC1_BASE @0x10410000 + ldr r0, =EXYNOS4_DMC1_BASE @0x10410000 ldr r1, =0xe0000086 str r1, [r0, #0x1C] @DMC_PHYCONTROL1 diff --git a/board/samsung/smdkv310/smdkv310.c b/board/samsung/smdkv310/smdkv310.c index d9caca7..81ac8f6 100644 --- a/board/samsung/smdkv310/smdkv310.c +++ b/board/samsung/smdkv310/smdkv310.c @@ -29,8 +29,8 @@ #include <asm/arch/sromc.h> DECLARE_GLOBAL_DATA_PTR; -struct s5pc210_gpio_part1 *gpio1; -struct s5pc210_gpio_part2 *gpio2; +struct exynos4_gpio_part1 *gpio1; +struct exynos4_gpio_part2 *gpio2; static void smc9115_pre_init(void) { @@ -52,8 +52,8 @@ static void smc9115_pre_init(void) int board_init(void) { - gpio1 = (struct s5pc210_gpio_part1 *) S5PC210_GPIO_PART1_BASE; - gpio2 = (struct s5pc210_gpio_part2 *) S5PC210_GPIO_PART2_BASE; + gpio1 = (struct exynos4_gpio_part1 *) EXYNOS4_GPIO_PART1_BASE; + gpio2 = (struct exynos4_gpio_part2 *) EXYNOS4_GPIO_PART2_BASE; smc9115_pre_init(); diff --git a/board/samsung/universal_c210/lowlevel_init.S b/board/samsung/universal_c210/lowlevel_init.S index 67635bb..dc7f69e 100644 --- a/board/samsung/universal_c210/lowlevel_init.S +++ b/board/samsung/universal_c210/lowlevel_init.S @@ -1,5 +1,5 @@ /* - * Lowlevel setup for universal board based on S5PC210 + * Lowlevel setup for universal board based on EXYNOS4210 * * Copyright (C) 2010 Samsung Electronics * Kyungmin Park <kyungmin.park@samsung.com> @@ -43,11 +43,11 @@ lowlevel_init: /* r5 has always zero */ mov r5, #0 - ldr r7, =S5PC210_GPIO_PART1_BASE - ldr r6, =S5PC210_GPIO_PART2_BASE + ldr r7, =EXYNOS4_GPIO_PART1_BASE + ldr r6, =EXYNOS4_GPIO_PART2_BASE /* System Timer */ - ldr r0, =S5PC210_SYSTIMER_BASE + ldr r0, =EXYNOS4_SYSTIMER_BASE ldr r1, =0x5000 str r1, [r0, #0x0] ldr r1, =0xffffffff @@ -57,7 +57,7 @@ lowlevel_init: /* PMIC manual reset */ /* nPOWER: XEINT_23: GPX2[7] */ - add r0, r6, #0xC40 @ S5PC210_GPIO_X2_OFFSET + add r0, r6, #0xC40 @ EXYNOS4_GPIO_X2_OFFSET ldr r1, [r0, #0x0] bic r1, r1, #(0xf << 28) @ 28 = 7 * 4-bit orr r1, r1, #(0x1 << 28) @ Output @@ -71,7 +71,7 @@ lowlevel_init: bl system_clock_init /* Disable Watchdog */ - ldr r0, =S5PC210_WATCHDOG_BASE @0x10060000 + ldr r0, =EXYNOS4_WATCHDOG_BASE @0x10060000 str r5, [r0] /* UART */ @@ -99,12 +99,12 @@ uart_asm_init: */ mov r0, r7 ldr r1, =0x22222222 - str r1, [r0, #0x00] @ S5PC210_GPIO_A0_OFFSET + str r1, [r0, #0x00] @ EXYNOS4_GPIO_A0_OFFSET ldr r1, =0x00223322 - str r1, [r0, #0x20] @ S5PC210_GPIO_A1_OFFSET + str r1, [r0, #0x20] @ EXYNOS4_GPIO_A1_OFFSET - /* UART_SEL GPY4[7] (part2) at S5PC210 */ - add r0, r6, #0x1A0 @ S5PC210_GPIO_Y4_OFFSET + /* UART_SEL GPY4[7] (part2) at EXYNOS4 */ + add r0, r6, #0x1A0 @ EXYNOS4_GPIO_Y4_OFFSET ldr r1, [r0, #0x0] bic r1, r1, #(0xf << 28) @ 28 = 7 * 4-bit orr r1, r1, #(0x1 << 28) @@ -125,7 +125,7 @@ uart_asm_init: nop system_clock_init: - ldr r0, =S5PC210_CLOCK_BASE + ldr r0, =EXYNOS4_CLOCK_BASE /* APLL(1), MPLL(1), CORE(0), HPM(0) */ ldr r1, =0x0101 @@ -326,7 +326,7 @@ system_clock_init: nop system_power_init: - ldr r0, =S5PC210_POWER_BASE @ 0x10020000 + ldr r0, =EXYNOS4_POWER_BASE @ 0x10020000 ldr r2, =0x330C @ PS_HOLD_CONTROL ldr r1, [r0, r2] diff --git a/board/samsung/universal_c210/universal.c b/board/samsung/universal_c210/universal.c index d767eaa..f9b8a76 100644 --- a/board/samsung/universal_c210/universal.c +++ b/board/samsung/universal_c210/universal.c @@ -31,8 +31,8 @@ DECLARE_GLOBAL_DATA_PTR; -struct s5pc210_gpio_part1 *gpio1; -struct s5pc210_gpio_part2 *gpio2; +struct exynos4_gpio_part1 *gpio1; +struct exynos4_gpio_part2 *gpio2; unsigned int board_rev; u32 get_board_rev(void) @@ -49,8 +49,8 @@ static void check_hw_revision(void); int board_init(void) { - gpio1 = (struct s5pc210_gpio_part1 *) S5PC210_GPIO_PART1_BASE; - gpio2 = (struct s5pc210_gpio_part2 *) S5PC210_GPIO_PART2_BASE; + gpio1 = (struct exynos4_gpio_part1 *) EXYNOS4_GPIO_PART1_BASE; + gpio2 = (struct exynos4_gpio_part2 *) EXYNOS4_GPIO_PART2_BASE; gd->bd->bi_arch_number = MACH_TYPE_UNIVERSAL_C210; gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; |