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authorYe.Li <B37916@freescale.com>2014-06-12 17:00:56 +0800
committerYe.Li <B37916@freescale.com>2014-06-17 11:14:02 +0800
commit8937308dce9c6fa907aafeae3a11bee2ada1db2a (patch)
tree271e828fc20bebc61cc150f270b3fb5e9a30d697 /board/freescale
parentd959297e4f358d13bbeb76fd1e503014624f731e (diff)
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ENGR00315894-68 iMX6SX:SABRESD: Add Android features support
Add BSP codes to mx6sxsabresd to support android uboot features: fastboot, booti and recovery Signed-off-by: Ye.Li <B37916@freescale.com>
Diffstat (limited to 'board/freescale')
-rw-r--r--board/freescale/mx6sxsabresd/mx6sxsabresd.c121
1 files changed, 121 insertions, 0 deletions
diff --git a/board/freescale/mx6sxsabresd/mx6sxsabresd.c b/board/freescale/mx6sxsabresd/mx6sxsabresd.c
index 5aca602..9825c82 100644
--- a/board/freescale/mx6sxsabresd/mx6sxsabresd.c
+++ b/board/freescale/mx6sxsabresd/mx6sxsabresd.c
@@ -11,6 +11,7 @@
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
#include <asm/imx-common/iomux-v3.h>
+#include <asm/imx-common/boot_mode.h>
#include <asm/io.h>
#include <linux/sizes.h>
#include <common.h>
@@ -27,6 +28,14 @@
#include <asm/arch/imx-rdc.h>
#endif
+#ifdef CONFIG_FASTBOOT
+#include <fastboot.h>
+#ifdef CONFIG_ANDROID_RECOVERY
+#include <recovery.h>
+#endif
+#endif /*CONFIG_FASTBOOT*/
+
+
DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
@@ -52,6 +61,9 @@ DECLARE_GLOBAL_DATA_PTR;
PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
PAD_CTL_ODE)
+#define BUTTON_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
+ PAD_CTL_PUS_22K_UP | PAD_CTL_DSE_40ohm)
+
#ifdef CONFIG_SYS_I2C_MXC
#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
@@ -647,3 +659,112 @@ int board_ehci_hcd_init(int port)
return 0;
}
#endif
+
+#ifdef CONFIG_FASTBOOT
+
+void board_fastboot_setup(void)
+{
+ switch (get_boot_device()) {
+#if defined(CONFIG_FASTBOOT_STORAGE_MMC)
+ case SD2_BOOT:
+ case MMC2_BOOT:
+ if (!getenv("fastboot_dev"))
+ setenv("fastboot_dev", "mmc0");
+ if (!getenv("bootcmd"))
+ setenv("bootcmd", "booti mmc0");
+ break;
+ case SD3_BOOT:
+ case MMC3_BOOT:
+ if (!getenv("fastboot_dev"))
+ setenv("fastboot_dev", "mmc1");
+ if (!getenv("bootcmd"))
+ setenv("bootcmd", "booti mmc1");
+ break;
+ case SD4_BOOT:
+ case MMC4_BOOT:
+ if (!getenv("fastboot_dev"))
+ setenv("fastboot_dev", "mmc2");
+ if (!getenv("bootcmd"))
+ setenv("bootcmd", "booti mmc2");
+ break;
+#endif /*CONFIG_FASTBOOT_STORAGE_MMC*/
+ default:
+ printf("unsupported boot devices\n");
+ break;
+ }
+}
+
+#ifdef CONFIG_ANDROID_RECOVERY
+
+#define GPIO_VOL_DN_KEY IMX_GPIO_NR(1, 18)
+iomux_v3_cfg_t const recovery_key_pads[] = {
+ (MX6SX_PAD_CSI_DATA04__GPIO1_IO_18 | MUX_PAD_CTRL(BUTTON_PAD_CTRL)),
+};
+
+int check_recovery_cmd_file(void)
+{
+ int button_pressed = 0;
+ int recovery_mode = 0;
+
+ recovery_mode = recovery_check_and_clean_flag();
+
+ /* Check Recovery Combo Button press or not. */
+ imx_iomux_v3_setup_multiple_pads(recovery_key_pads,
+ ARRAY_SIZE(recovery_key_pads));
+
+ gpio_direction_input(GPIO_VOL_DN_KEY);
+
+ if (gpio_get_value(GPIO_VOL_DN_KEY) == 0) { /* VOL_DN key is low assert */
+ button_pressed = 1;
+ printf("Recovery key pressed\n");
+ }
+
+ return recovery_mode || button_pressed;
+}
+
+void board_recovery_setup(void)
+{
+ int bootdev = get_boot_device();
+
+ switch (bootdev) {
+#if defined(CONFIG_FASTBOOT_STORAGE_MMC)
+ case SD2_BOOT:
+ case MMC2_BOOT:
+ if (!getenv("bootcmd_android_recovery"))
+ setenv("bootcmd_android_recovery", "booti mmc0 recovery");
+ break;
+ case SD3_BOOT:
+ case MMC3_BOOT:
+ if (!getenv("bootcmd_android_recovery"))
+ setenv("bootcmd_android_recovery", "booti mmc1 recovery");
+ break;
+ case SD4_BOOT:
+ case MMC4_BOOT:
+ if (!getenv("bootcmd_android_recovery"))
+ setenv("bootcmd_android_recovery", "booti mmc2 recovery");
+ break;
+#endif /*CONFIG_FASTBOOT_STORAGE_MMC*/
+ default:
+ printf("Unsupported bootup device for recovery: dev: %d\n",
+ bootdev);
+ return;
+ }
+
+ printf("setup env for recovery..\n");
+ setenv("bootcmd", "run bootcmd_android_recovery");
+}
+#endif /*CONFIG_ANDROID_RECOVERY*/
+
+#endif /*CONFIG_FASTBOOT*/
+
+#ifdef CONFIG_IMX_UDC
+iomux_v3_cfg_t const otg_udc_pads[] = {
+ (MX6SX_PAD_GPIO1_IO10__ANATOP_OTG1_ID | MUX_PAD_CTRL(NO_PAD_CTRL)),
+};
+void udc_pins_setting(void)
+{
+ imx_iomux_v3_setup_multiple_pads(otg_udc_pads,
+ ARRAY_SIZE(otg_udc_pads));
+}
+
+#endif /*CONFIG_IMX_UDC*/