diff options
Diffstat (limited to 'board/engicam/isiotmx6ul')
| -rw-r--r-- | board/engicam/isiotmx6ul/isiotmx6ul.c | 261 |
1 files changed, 44 insertions, 217 deletions
diff --git a/board/engicam/isiotmx6ul/isiotmx6ul.c b/board/engicam/isiotmx6ul/isiotmx6ul.c index 29a137dc81..105db73f6d 100644 --- a/board/engicam/isiotmx6ul/isiotmx6ul.c +++ b/board/engicam/isiotmx6ul/isiotmx6ul.c @@ -20,23 +20,9 @@ #include <asm/arch/sys_proto.h> #include <asm/imx-common/iomux-v3.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) +#include "../common/board.h" -static iomux_v3_cfg_t const uart1_pads[] = { - MX6_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL), -}; - -int board_early_init_f(void) -{ - imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); - - return 0; -} +DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_NAND_MXS @@ -46,29 +32,29 @@ int board_early_init_f(void) #define GPMI_PAD_CTRL2 (GPMI_PAD_CTRL0 | GPMI_PAD_CTRL1) static iomux_v3_cfg_t const nand_pads[] = { - MX6_PAD_NAND_DATA00__RAWNAND_DATA00 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_DATA01__RAWNAND_DATA01 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_DATA02__RAWNAND_DATA02 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_DATA03__RAWNAND_DATA03 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_DATA04__RAWNAND_DATA04 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_DATA05__RAWNAND_DATA05 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_DATA06__RAWNAND_DATA06 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_DATA07__RAWNAND_DATA07 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_CLE__RAWNAND_CLE | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_ALE__RAWNAND_ALE | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_CE0_B__RAWNAND_CE0_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_RE_B__RAWNAND_RE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_WE_B__RAWNAND_WE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_WP_B__RAWNAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), - MX6_PAD_NAND_READY_B__RAWNAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), + IOMUX_PADS(PAD_NAND_DATA00__RAWNAND_DATA00 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_DATA01__RAWNAND_DATA01 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_DATA02__RAWNAND_DATA02 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_DATA03__RAWNAND_DATA03 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_DATA04__RAWNAND_DATA04 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_DATA05__RAWNAND_DATA05 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_DATA06__RAWNAND_DATA06 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_DATA07__RAWNAND_DATA07 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_CLE__RAWNAND_CLE | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_ALE__RAWNAND_ALE | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_CE0_B__RAWNAND_CE0_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_RE_B__RAWNAND_RE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_WE_B__RAWNAND_WE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_WP_B__RAWNAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), + IOMUX_PADS(PAD_NAND_READY_B__RAWNAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)), }; -static void setup_gpmi_nand(void) +void setup_gpmi_nand(void) { struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; /* config gpmi nand iomux */ - imx_iomux_v3_setup_multiple_pads(nand_pads, ARRAY_SIZE(nand_pads)); + SETUP_IOMUX_PADS(nand_pads); clrbits_le32(&mxc_ccm->CCGR4, MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK | @@ -110,73 +96,22 @@ int board_mmc_get_env_dev(int devno) /* dev 0 for SD/eSD, dev 1 for MMC/eMMC */ return (devno == 0) ? 0 : 1; } - -static void mmc_late_init(void) -{ - char cmd[32]; - char mmcblk[32]; - u32 dev_no = mmc_get_env_dev(); - - setenv_ulong("mmcdev", dev_no); - - /* Set mmcblk env */ - sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw", dev_no); - setenv("mmcroot", mmcblk); - - sprintf(cmd, "mmc dev %d", dev_no); - run_command(cmd, 0); -} #endif -int board_late_init(void) +void setenv_fdt_file(void) { - switch ((imx6_src_get_boot_mode() & IMX6_BMODE_MASK) >> - IMX6_BMODE_SHIFT) { - case IMX6_BMODE_SD: - case IMX6_BMODE_ESD: - case IMX6_BMODE_MMC: - case IMX6_BMODE_EMMC: + if (is_mx6ul()) { #ifdef CONFIG_ENV_IS_IN_MMC - mmc_late_init(); + setenv("fdt_file", "imx6ul-isiot-emmc.dtb"); +#else + setenv("fdt_file", "imx6ul-isiot-nand.dtb"); #endif - setenv("modeboot", "mmcboot"); - break; - case IMX6_BMODE_NAND: - setenv("modeboot", "nandboot"); - break; - default: - setenv("modeboot", ""); - break; } - - return 0; -} - -int board_init(void) -{ - /* Address of boot parameters */ - gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - -#ifdef CONFIG_NAND_MXS - setup_gpmi_nand(); -#endif - return 0; -} - -int dram_init(void) -{ - gd->ram_size = imx_ddr_size(); - - return 0; } #ifdef CONFIG_SPL_BUILD -#include <libfdt.h> #include <spl.h> -#include <asm/arch/crm_regs.h> -#include <asm/arch/mx6-ddr.h> - /* MMC board initialization is needed till adding DM support in SPL */ #if defined(CONFIG_FSL_ESDHC) && !defined(CONFIG_DM_MMC) #include <mmc.h> @@ -187,31 +122,31 @@ int dram_init(void) PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) static iomux_v3_cfg_t const usdhc1_pads[] = { - MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD1_DATA0__USDHC1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD1_DATA1__USDHC1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD1_DATA2__USDHC1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD1_DATA3__USDHC1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + IOMUX_PADS(PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DATA0__USDHC1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DATA1__USDHC1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DATA2__USDHC1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DATA3__USDHC1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), /* VSELECT */ - MX6_PAD_GPIO1_IO05__USDHC1_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL), + IOMUX_PADS(PAD_GPIO1_IO05__USDHC1_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL)), /* CD */ - MX6_PAD_UART1_RTS_B__GPIO1_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_UART1_RTS_B__GPIO1_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* RST_B */ - MX6_PAD_GPIO1_IO09__GPIO1_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_GPIO1_IO09__GPIO1_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; static iomux_v3_cfg_t const usdhc2_pads[] = { - MX6_PAD_NAND_ALE__USDHC2_RESET_B | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_RE_B__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_WE_B__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_DATA00__USDHC2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_DATA01__USDHC2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_DATA02__USDHC2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_DATA03__USDHC2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_DATA04__USDHC2_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_NAND_DATA05__USDHC2_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + IOMUX_PADS(PAD_NAND_ALE__USDHC2_RESET_B | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_RE_B__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_WE_B__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_DATA00__USDHC2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_DATA01__USDHC2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_DATA02__USDHC2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_DATA03__USDHC2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_DATA04__USDHC2_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NAND_DATA05__USDHC2_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), }; #define USDHC1_CD_GPIO IMX_GPIO_NR(1, 19) @@ -252,14 +187,12 @@ int board_mmc_init(bd_t *bis) for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { switch (i) { case 0: - imx_iomux_v3_setup_multiple_pads( - usdhc1_pads, ARRAY_SIZE(usdhc1_pads)); + SETUP_IOMUX_PADS(usdhc1_pads); gpio_direction_input(USDHC1_CD_GPIO); usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); break; case 1: - imx_iomux_v3_setup_multiple_pads( - usdhc1_pads, ARRAY_SIZE(usdhc2_pads)); + SETUP_IOMUX_PADS(usdhc2_pads); gpio_direction_input(USDHC2_CD_GPIO); usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); break; @@ -305,110 +238,4 @@ void board_boot_order(u32 *spl_boot_list) } #endif #endif /* CONFIG_FSL_ESDHC */ - -static struct mx6ul_iomux_grp_regs mx6_grp_ioregs = { - .grp_addds = 0x00000030, - .grp_ddrmode_ctl = 0x00020000, - .grp_b0ds = 0x00000030, - .grp_ctlds = 0x00000030, - .grp_b1ds = 0x00000030, - .grp_ddrpke = 0x00000000, - .grp_ddrmode = 0x00020000, - .grp_ddr_type = 0x000c0000, -}; - -static struct mx6ul_iomux_ddr_regs mx6_ddr_ioregs = { - .dram_dqm0 = 0x00000030, - .dram_dqm1 = 0x00000030, - .dram_ras = 0x00000030, - .dram_cas = 0x00000030, - .dram_odt0 = 0x00000030, - .dram_odt1 = 0x00000030, - .dram_sdba2 = 0x00000000, - .dram_sdclk_0 = 0x00000008, - .dram_sdqs0 = 0x00000038, - .dram_sdqs1 = 0x00000030, - .dram_reset = 0x00000030, -}; - -static struct mx6_mmdc_calibration mx6_mmcd_calib = { - .p0_mpwldectrl0 = 0x00070007, - .p0_mpdgctrl0 = 0x41490145, - .p0_mprddlctl = 0x40404546, - .p0_mpwrdlctl = 0x4040524D, -}; - -struct mx6_ddr_sysinfo ddr_sysinfo = { - .dsize = 0, - .cs_density = 20, - .ncs = 1, - .cs1_mirror = 0, - .rtt_wr = 2, - .rtt_nom = 1, /* RTT_Nom = RZQ/2 */ - .walat = 1, /* Write additional latency */ - .ralat = 5, /* Read additional latency */ - .mif3_mode = 3, /* Command prediction working mode */ - .bi_on = 1, /* Bank interleaving enabled */ - .sde_to_rst = 0x10, /* 14 cycles, 200us (JEDEC default) */ - .rst_to_cke = 0x23, /* 33 cycles, 500us (JEDEC default) */ - .ddr_type = DDR_TYPE_DDR3, -}; - -static struct mx6_ddr3_cfg mem_ddr = { - .mem_speed = 800, - .density = 4, - .width = 16, - .banks = 8, - .rowaddr = 15, - .coladdr = 10, - .pagesz = 2, - .trcd = 1375, - .trcmin = 4875, - .trasmin = 3500, -}; - -static void ccgr_init(void) -{ - struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - - writel(0x00c03f3f, &ccm->CCGR0); - writel(0xfcffff00, &ccm->CCGR1); - writel(0x0cffffcc, &ccm->CCGR2); - writel(0x3f3c3030, &ccm->CCGR3); - writel(0xff00fffc, &ccm->CCGR4); - writel(0x033f30ff, &ccm->CCGR5); - writel(0x00c00fff, &ccm->CCGR6); -} - -static void spl_dram_init(void) -{ - mx6ul_dram_iocfg(mem_ddr.width, &mx6_ddr_ioregs, &mx6_grp_ioregs); - mx6_dram_cfg(&ddr_sysinfo, &mx6_mmcd_calib, &mem_ddr); -} - -void board_init_f(ulong dummy) -{ - /* setup AIPS and disable watchdog */ - arch_cpu_init(); - - ccgr_init(); - - /* iomux and setup of i2c */ - board_early_init_f(); - - /* setup GP timer */ - timer_init(); - - /* UART clocks enabled and gd valid - init serial console */ - preloader_console_init(); - - /* DDR initialization */ - spl_dram_init(); - - /* Clear the BSS. */ - memset(__bss_start, 0, __bss_end - __bss_start); - - /* load/boot image from boot device */ - board_init_r(NULL, 0); -} #endif /* CONFIG_SPL_BUILD */ |