brain-hackers_pepepper-mirror/u-boot-brain
1
0
Fork 0
mirror of https://github.com/brain-hackers/u-boot-brain synced 2024-06-09 23:36:03 +09:00
Code Issues Projects Releases Wiki Activity

x86: edison: Enable SD slot

Browse Source 
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>
This commit is contained in:
Andy Shevchenko 2019-06-25 23:52:04 +03:00 committed by Bin Meng
parent fef408679b
commit 42ef707922
3 changed files with 11 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/x86/dts/edison.dts
View File

@ -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";

10
board/intel/edison/edison.c
View File

@ -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,

1
configs/edison_defconfig
View File

@ -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