From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- .../u-boot/board/freescale/mx53loco/mx53loco.c | 412 +++++++++++++++++++++ 1 file changed, 412 insertions(+) create mode 100644 qemu/roms/u-boot/board/freescale/mx53loco/mx53loco.c (limited to 'qemu/roms/u-boot/board/freescale/mx53loco/mx53loco.c') diff --git a/qemu/roms/u-boot/board/freescale/mx53loco/mx53loco.c b/qemu/roms/u-boot/board/freescale/mx53loco/mx53loco.c new file mode 100644 index 000000000..b32a97ff1 --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/mx53loco/mx53loco.c @@ -0,0 +1,412 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, Inc. + * Jason Liu + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24) + +DECLARE_GLOBAL_DATA_PTR; + +static uint32_t mx53_dram_size[2]; + +phys_size_t get_effective_memsize(void) +{ + /* + * WARNING: We must override get_effective_memsize() function here + * to report only the size of the first DRAM bank. This is to make + * U-Boot relocator place U-Boot into valid memory, that is, at the + * end of the first DRAM bank. If we did not override this function + * like so, U-Boot would be placed at the address of the first DRAM + * bank + total DRAM size - sizeof(uboot), which in the setup where + * each DRAM bank contains 512MiB of DRAM would result in placing + * U-Boot into invalid memory area close to the end of the first + * DRAM bank. + */ + return mx53_dram_size[0]; +} + +int dram_init(void) +{ + mx53_dram_size[0] = get_ram_size((void *)PHYS_SDRAM_1, 1 << 30); + mx53_dram_size[1] = get_ram_size((void *)PHYS_SDRAM_2, 1 << 30); + + gd->ram_size = mx53_dram_size[0] + mx53_dram_size[1]; + + return 0; +} + +void dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = mx53_dram_size[0]; + + gd->bd->bi_dram[1].start = PHYS_SDRAM_2; + gd->bd->bi_dram[1].size = mx53_dram_size[1]; +} + +u32 get_board_rev(void) +{ + struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE; + struct fuse_bank *bank = &iim->bank[0]; + struct fuse_bank0_regs *fuse = + (struct fuse_bank0_regs *)bank->fuse_regs; + + int rev = readl(&fuse->gp[6]); + + if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR)) + rev = 0; + + return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8; +} + +#define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_ODE) + +static void setup_iomux_uart(void) +{ + static const iomux_v3_cfg_t uart_pads[] = { + NEW_PAD_CTRL(MX53_PAD_CSI0_DAT11__UART1_RXD_MUX, UART_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_CSI0_DAT10__UART1_TXD_MUX, UART_PAD_CTRL), + }; + + imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads)); +} + +#ifdef CONFIG_USB_EHCI_MX5 +int board_ehci_hcd_init(int port) +{ + /* request VBUS power enable pin, GPIO7_8 */ + imx_iomux_v3_setup_pad(MX53_PAD_PATA_DA_2__GPIO7_8); + gpio_direction_output(IMX_GPIO_NR(7, 8), 1); + return 0; +} +#endif + +static void setup_iomux_fec(void) +{ + static const iomux_v3_cfg_t fec_pads[] = { + NEW_PAD_CTRL(MX53_PAD_FEC_MDIO__FEC_MDIO, PAD_CTL_HYS | + PAD_CTL_DSE_HIGH | PAD_CTL_PUS_22K_UP | PAD_CTL_ODE), + NEW_PAD_CTRL(MX53_PAD_FEC_MDC__FEC_MDC, PAD_CTL_DSE_HIGH), + NEW_PAD_CTRL(MX53_PAD_FEC_RXD1__FEC_RDATA_1, + PAD_CTL_HYS | PAD_CTL_PKE), + NEW_PAD_CTRL(MX53_PAD_FEC_RXD0__FEC_RDATA_0, + PAD_CTL_HYS | PAD_CTL_PKE), + NEW_PAD_CTRL(MX53_PAD_FEC_TXD1__FEC_TDATA_1, PAD_CTL_DSE_HIGH), + NEW_PAD_CTRL(MX53_PAD_FEC_TXD0__FEC_TDATA_0, PAD_CTL_DSE_HIGH), + NEW_PAD_CTRL(MX53_PAD_FEC_TX_EN__FEC_TX_EN, PAD_CTL_DSE_HIGH), + NEW_PAD_CTRL(MX53_PAD_FEC_REF_CLK__FEC_TX_CLK, + PAD_CTL_HYS | PAD_CTL_PKE), + NEW_PAD_CTRL(MX53_PAD_FEC_RX_ER__FEC_RX_ER, + PAD_CTL_HYS | PAD_CTL_PKE), + NEW_PAD_CTRL(MX53_PAD_FEC_CRS_DV__FEC_RX_DV, + PAD_CTL_HYS | PAD_CTL_PKE), + }; + + imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads)); +} + +#ifdef CONFIG_FSL_ESDHC +struct fsl_esdhc_cfg esdhc_cfg[2] = { + {MMC_SDHC1_BASE_ADDR}, + {MMC_SDHC3_BASE_ADDR}, +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int ret; + + imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA11__GPIO3_11); + gpio_direction_input(IMX_GPIO_NR(3, 11)); + imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA13__GPIO3_13); + gpio_direction_input(IMX_GPIO_NR(3, 13)); + + if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR) + ret = !gpio_get_value(IMX_GPIO_NR(3, 13)); + else + ret = !gpio_get_value(IMX_GPIO_NR(3, 11)); + + return ret; +} + +#define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \ + PAD_CTL_PUS_100K_UP) +#define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \ + PAD_CTL_DSE_HIGH) + +int board_mmc_init(bd_t *bis) +{ + static const iomux_v3_cfg_t sd1_pads[] = { + NEW_PAD_CTRL(MX53_PAD_SD1_CMD__ESDHC1_CMD, SD_CMD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_SD1_CLK__ESDHC1_CLK, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_SD1_DATA0__ESDHC1_DAT0, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_SD1_DATA1__ESDHC1_DAT1, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_SD1_DATA2__ESDHC1_DAT2, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_SD1_DATA3__ESDHC1_DAT3, SD_PAD_CTRL), + MX53_PAD_EIM_DA13__GPIO3_13, + }; + + static const iomux_v3_cfg_t sd2_pads[] = { + NEW_PAD_CTRL(MX53_PAD_PATA_RESET_B__ESDHC3_CMD, + SD_CMD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_IORDY__ESDHC3_CLK, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA8__ESDHC3_DAT0, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA9__ESDHC3_DAT1, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA10__ESDHC3_DAT2, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA11__ESDHC3_DAT3, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA0__ESDHC3_DAT4, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA1__ESDHC3_DAT5, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA2__ESDHC3_DAT6, SD_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_PATA_DATA3__ESDHC3_DAT7, SD_PAD_CTRL), + MX53_PAD_EIM_DA11__GPIO3_11, + }; + + u32 index; + s32 status = 0; + + esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + esdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + + for (index = 0; index < CONFIG_SYS_FSL_ESDHC_NUM; index++) { + switch (index) { + case 0: + imx_iomux_v3_setup_multiple_pads(sd1_pads, + ARRAY_SIZE(sd1_pads)); + break; + case 1: + imx_iomux_v3_setup_multiple_pads(sd2_pads, + ARRAY_SIZE(sd2_pads)); + break; + default: + printf("Warning: you configured more ESDHC controller" + "(%d) as supported by the board(2)\n", + CONFIG_SYS_FSL_ESDHC_NUM); + return status; + } + status |= fsl_esdhc_initialize(bis, &esdhc_cfg[index]); + } + + return status; +} +#endif + +#define I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_ODE) + +static void setup_iomux_i2c(void) +{ + static const iomux_v3_cfg_t i2c1_pads[] = { + NEW_PAD_CTRL(MX53_PAD_CSI0_DAT8__I2C1_SDA, I2C_PAD_CTRL), + NEW_PAD_CTRL(MX53_PAD_CSI0_DAT9__I2C1_SCL, I2C_PAD_CTRL), + }; + + imx_iomux_v3_setup_multiple_pads(i2c1_pads, ARRAY_SIZE(i2c1_pads)); +} + +static int power_init(void) +{ + unsigned int val; + int ret; + struct pmic *p; + + if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR)) { + ret = pmic_dialog_init(I2C_PMIC); + if (ret) + return ret; + + p = pmic_get("DIALOG_PMIC"); + if (!p) + return -ENODEV; + + /* Set VDDA to 1.25V */ + val = DA9052_BUCKCORE_BCOREEN | DA_BUCKCORE_VBCORE_1_250V; + ret = pmic_reg_write(p, DA9053_BUCKCORE_REG, val); + if (ret) { + printf("Writing to BUCKCORE_REG failed: %d\n", ret); + return ret; + } + + pmic_reg_read(p, DA9053_SUPPLY_REG, &val); + val |= DA9052_SUPPLY_VBCOREGO; + ret = pmic_reg_write(p, DA9053_SUPPLY_REG, val); + if (ret) { + printf("Writing to SUPPLY_REG failed: %d\n", ret); + return ret; + } + + /* Set Vcc peripheral to 1.30V */ + ret = pmic_reg_write(p, DA9053_BUCKPRO_REG, 0x62); + if (ret) { + printf("Writing to BUCKPRO_REG failed: %d\n", ret); + return ret; + } + + ret = pmic_reg_write(p, DA9053_SUPPLY_REG, 0x62); + if (ret) { + printf("Writing to SUPPLY_REG failed: %d\n", ret); + return ret; + } + + return ret; + } + + if (!i2c_probe(CONFIG_SYS_FSL_PMIC_I2C_ADDR)) { + ret = pmic_init(I2C_0); + if (ret) + return ret; + + p = pmic_get("FSL_PMIC"); + if (!p) + return -ENODEV; + + /* Set VDDGP to 1.25V for 1GHz on SW1 */ + pmic_reg_read(p, REG_SW_0, &val); + val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_250V_MC34708; + ret = pmic_reg_write(p, REG_SW_0, val); + if (ret) { + printf("Writing to REG_SW_0 failed: %d\n", ret); + return ret; + } + + /* Set VCC as 1.30V on SW2 */ + pmic_reg_read(p, REG_SW_1, &val); + val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_300V_MC34708; + ret = pmic_reg_write(p, REG_SW_1, val); + if (ret) { + printf("Writing to REG_SW_1 failed: %d\n", ret); + return ret; + } + + /* Set global reset timer to 4s */ + pmic_reg_read(p, REG_POWER_CTL2, &val); + val = (val & ~TIMER_MASK_MC34708) | TIMER_4S_MC34708; + ret = pmic_reg_write(p, REG_POWER_CTL2, val); + if (ret) { + printf("Writing to REG_POWER_CTL2 failed: %d\n", ret); + return ret; + } + + /* Set VUSBSEL and VUSBEN for USB PHY supply*/ + pmic_reg_read(p, REG_MODE_0, &val); + val |= (VUSBSEL_MC34708 | VUSBEN_MC34708); + ret = pmic_reg_write(p, REG_MODE_0, val); + if (ret) { + printf("Writing to REG_MODE_0 failed: %d\n", ret); + return ret; + } + + /* Set SWBST to 5V in auto mode */ + val = SWBST_AUTO; + ret = pmic_reg_write(p, SWBST_CTRL, val); + if (ret) { + printf("Writing to SWBST_CTRL failed: %d\n", ret); + return ret; + } + + return ret; + } + + return -1; +} + +static void clock_1GHz(void) +{ + int ret; + u32 ref_clk = MXC_HCLK; + /* + * After increasing voltage to 1.25V, we can switch + * CPU clock to 1GHz and DDR to 400MHz safely + */ + ret = mxc_set_clock(ref_clk, 1000, MXC_ARM_CLK); + if (ret) + printf("CPU: Switch CPU clock to 1GHZ failed\n"); + + ret = mxc_set_clock(ref_clk, 400, MXC_PERIPH_CLK); + ret |= mxc_set_clock(ref_clk, 400, MXC_DDR_CLK); + if (ret) + printf("CPU: Switch DDR clock to 400MHz failed\n"); +} + +int board_early_init_f(void) +{ + setup_iomux_uart(); + setup_iomux_fec(); + setup_iomux_lcd(); + + return 0; +} + +#if defined(CONFIG_DISPLAY_CPUINFO) +int print_cpuinfo(void) +{ + u32 cpurev; + + cpurev = get_cpu_rev(); + printf("CPU: Freescale i.MX%x family rev%d.%d at %d MHz\n", + (cpurev & 0xFF000) >> 12, + (cpurev & 0x000F0) >> 4, + (cpurev & 0x0000F) >> 0, + mxc_get_clock(MXC_ARM_CLK) / 1000000); + printf("Reset cause: %s\n", get_reset_cause()); + return 0; +} +#endif + +/* + * Do not overwrite the console + * Use always serial for U-Boot console + */ +int overwrite_console(void) +{ + return 1; +} + +int board_init(void) +{ + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + + mxc_set_sata_internal_clock(); + setup_iomux_i2c(); + + return 0; +} + +int board_late_init(void) +{ + if (!power_init()) + clock_1GHz(); + print_cpuinfo(); + + return 0; +} + +int checkboard(void) +{ + puts("Board: MX53 LOCO\n"); + + return 0; +} -- cgit 1.2.3-korg