diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2019-06-25 23:52:04 +0300 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2019-08-09 22:24:02 +0800 |
| commit | 42ef7079224abc7c6073c0bab63f3aa6fffd5d00 (patch) | |
| tree | d3b7627f469d8ccf81729b0a12d002d8e84069ed | |
| parent | fef408679b2f634ebfd6298d9fc99db99e60fb1d (diff) | |
x86: edison: Enable SD slot
Enable SD slot on Intel Edison platform.
By default firmware doesn't put device on active state. Thus,
we have to do this explicitly.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
| -rw-r--r-- | arch/x86/dts/edison.dts | 5 | ||||
| -rw-r--r-- | board/intel/edison/edison.c | 10 | ||||
| -rw-r--r-- | configs/edison_defconfig | 1 |
3 files changed, 11 insertions, 5 deletions
diff --git a/arch/x86/dts/edison.dts b/arch/x86/dts/edison.dts index c0487656d3..df24aa0d26 100644 --- a/arch/x86/dts/edison.dts +++ b/arch/x86/dts/edison.dts @@ -84,15 +84,10 @@ reg = <0xff3fc000 0x1000>; }; -/* - * FIXME: For now U-Boot DM model doesn't allow to power up this controller. - * Enabling it will make U-Boot hang. - * sdcard: mmc@ff3fa000 { compatible = "intel,sdhci-tangier"; reg = <0xff3fa000 0x1000>; }; - */ pmu: power@ff00b000 { compatible = "intel,pmu-mid"; diff --git a/board/intel/edison/edison.c b/board/intel/edison/edison.c index 5faf3c57f2..d80ee3aa8a 100644 --- a/board/intel/edison/edison.c +++ b/board/intel/edison/edison.c @@ -13,9 +13,19 @@ #include <linux/usb/gadget.h> #include <asm/cache.h> +#include <asm/pmu.h> #include <asm/scu.h> #include <asm/u-boot-x86.h> +/* List of Intel Tangier LSSs */ +#define PMU_LSS_TANGIER_SDIO0_01 1 + +int board_early_init_r(void) +{ + pmu_turn_power(PMU_LSS_TANGIER_SDIO0_01, true); + return 0; +} + static struct dwc3_device dwc3_device_data = { .maximum_speed = USB_SPEED_HIGH, .base = CONFIG_SYS_USB_OTG_BASE, diff --git a/configs/edison_defconfig b/configs/edison_defconfig index 468754493e..cac6e4201f 100644 --- a/configs/edison_defconfig +++ b/configs/edison_defconfig @@ -4,6 +4,7 @@ CONFIG_NR_DRAM_BANKS=3 CONFIG_VENDOR_INTEL=y CONFIG_TARGET_EDISON=y CONFIG_SMP=y +CONFIG_BOARD_EARLY_INIT_R=y CONFIG_LAST_STAGE_INIT=y CONFIG_HUSH_PARSER=y # CONFIG_CMDLINE_EDITING is not set |