diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/toradex/apalis_imx6/apalis_imx6.c | 98 |
1 files changed, 58 insertions, 40 deletions
diff --git a/board/toradex/apalis_imx6/apalis_imx6.c b/board/toradex/apalis_imx6/apalis_imx6.c index ec844b966a..34e78ddb44 100644 --- a/board/toradex/apalis_imx6/apalis_imx6.c +++ b/board/toradex/apalis_imx6/apalis_imx6.c @@ -9,6 +9,7 @@ #include <common.h> #include <dm.h> +#include <ahci.h> #include <asm/arch/clock.h> #include <asm/arch/crm_regs.h> #include <asm/arch/imx-regs.h> @@ -22,7 +23,9 @@ #include <asm/mach-imx/iomux-v3.h> #include <asm/mach-imx/sata.h> #include <asm/mach-imx/video.h> +#include <dm/device-internal.h> #include <dm/platform_data/serial_mxc.h> +#include <dwc_ahsata.h> #include <environment.h> #include <fsl_esdhc.h> #include <imx_thermal.h> @@ -60,6 +63,8 @@ DECLARE_GLOBAL_DATA_PTR; #define OUTPUT_RGB (PAD_CTL_SPEED_MED|PAD_CTL_DSE_60ohm|PAD_CTL_SRE_FAST) +#define APALIS_IMX6_SATA_INIT_RETRIES 10 + int dram_init(void) { /* use the DDR controllers configured size */ @@ -79,6 +84,7 @@ iomux_v3_cfg_t const uart1_pads_dte[] = { MX6_PAD_CSI0_DAT11__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), }; +#if defined(CONFIG_FSL_ESDHC) && defined(CONFIG_SPL_BUILD) /* Apalis MMC1 */ iomux_v3_cfg_t const usdhc1_pads[] = { MX6_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), @@ -121,6 +127,7 @@ iomux_v3_cfg_t const usdhc3_pads[] = { MX6_PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_RST__GPIO7_IO08 | MUX_PAD_CTRL(WEAK_PULLUP) | MUX_MODE_SION, }; +#endif /* CONFIG_FSL_ESDHC & CONFIG_SPL_BUILD */ int mx6_rgmii_rework(struct phy_device *phydev) { @@ -288,7 +295,7 @@ int board_ehci_power(int port, int on) } #endif -#ifdef CONFIG_FSL_ESDHC +#if defined(CONFIG_FSL_ESDHC) && defined(CONFIG_SPL_BUILD) /* use the following sequence: eMMC, MMC1, SD1 */ struct fsl_esdhc_cfg usdhc_cfg[CONFIG_SYS_FSL_USDHC_NUM] = { {USDHC3_BASE_ADDR}, @@ -319,43 +326,6 @@ int board_mmc_getcd(struct mmc *mmc) int board_mmc_init(bd_t *bis) { -#ifndef CONFIG_SPL_BUILD - s32 status = 0; - u32 index = 0; - - usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); - usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); - usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); - - usdhc_cfg[0].max_bus_width = 8; - usdhc_cfg[1].max_bus_width = 8; - usdhc_cfg[2].max_bus_width = 4; - - 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( - usdhc1_pads, ARRAY_SIZE(usdhc1_pads)); - break; - case 2: - imx_iomux_v3_setup_multiple_pads( - usdhc2_pads, ARRAY_SIZE(usdhc2_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; -#else /* CONFIG_SPL_BUILD */ struct src *psrc = (struct src *)SRC_BASE_ADDR; unsigned reg = readl(&psrc->sbmr1) >> 11; /* @@ -394,9 +364,8 @@ int board_mmc_init(bd_t *bis) } return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); -#endif /* CONFIG_SPL_BUILD */ } -#endif /* CONFIG_FSL_ESDHC */ +#endif /* CONFIG_FSL_ESDHC & CONFIG_SPL_BUILD */ int board_phy_config(struct phy_device *phydev) { @@ -1171,3 +1140,52 @@ U_BOOT_DEVICE(mxc_serial) = { .name = "serial_mxc", .platdata = &mxc_serial_plat, }; + +#if CONFIG_IS_ENABLED(AHCI) +static int sata_imx_probe(struct udevice *dev) +{ + int i, err; + + for (i = 0; i < APALIS_IMX6_SATA_INIT_RETRIES; i++) { + err = setup_sata(); + if (err) { + printf("SATA setup failed: %d\n", err); + return err; + } + + udelay(100); + + err = dwc_ahsata_probe(dev); + if (!err) + break; + + /* There is no device on the SATA port */ + if (sata_dm_port_status(0, 0) == 0) + break; + + /* There's a device, but link not established. Retry */ + device_remove(dev, DM_REMOVE_NORMAL); + } + + return 0; +} + +struct ahci_ops sata_imx_ops = { + .port_status = dwc_ahsata_port_status, + .reset = dwc_ahsata_bus_reset, + .scan = dwc_ahsata_scan, +}; + +static const struct udevice_id sata_imx_ids[] = { + { .compatible = "fsl,imx6q-ahci" }, + { } +}; + +U_BOOT_DRIVER(sata_imx) = { + .name = "dwc_ahci", + .id = UCLASS_AHCI, + .of_match = sata_imx_ids, + .ops = &sata_imx_ops, + .probe = sata_imx_probe, +}; +#endif /* AHCI */ |