ENGR00292902 ARM:imx6sl:evk Add android fastboot supporting

The imx6slevk has keyboards on the board, so add mxc_keyb driver to
support the recovery keys pressing checking. The key mapping table
is defined in "mx6slevkandroid.h" with CONFIG_MXC_KPD enabled.

Signed-off-by: Ye.Li <B37916@freescale.com>

1 files changed, 87 insertions, 0 deletions

diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c
index b393698..bc119b3 100644
--- a/board/freescale/mx6slevk/mx6slevk.c
+++ b/board/freescale/mx6slevk/mx6slevk.c
@@ -16,6 +16,7 @@
 #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 <asm/sizes.h>
 #include <common.h>
@@ -30,6 +31,12 @@
 #include <lcd.h>
 #include <mxc_epdc_fb.h>
 #endif
+#ifdef CONFIG_FASTBOOT
+#include <fastboot.h>
+#ifdef CONFIG_ANDROID_RECOVERY
+#include <recovery.h>
+#endif
+#endif /*CONFIG_FASTBOOT*/
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -625,6 +632,62 @@ u32 get_board_rev(void)
 	return get_cpu_rev();
 }
 
+#ifdef CONFIG_FASTBOOT
+
+void board_fastboot_setup(void)
+{
+	/*current uboot BSP only supports USDHC2*/
+	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;
+#endif /*CONFIG_FASTBOOT_STORAGE_MMC*/
+	default:
+		printf("unsupported boot devices\n");
+		break;
+	}
+
+}
+
+#ifdef CONFIG_ANDROID_RECOVERY
+int check_recovery_cmd_file(void)
+{
+    return recovery_check_and_clean_flag();
+}
+
+void board_recovery_setup(void)
+{
+	int bootdev = get_boot_device();
+
+	/*current uboot BSP only supports USDHC2*/
+	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;
+#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*/
+
 int checkboard(void)
 {
 	puts("Board: MX6SLEVK\n");
@@ -632,6 +695,30 @@ int checkboard(void)
 	return 0;
 }
 
+#ifdef CONFIG_MXC_KPD
+#define MX6SL_KEYPAD_CTRL	(PAD_CTL_HYS | PAD_CTL_PKE | PAD_CTL_PUE | \
+				PAD_CTL_PUS_100K_UP | PAD_CTL_DSE_120ohm)
+
+iomux_v3_cfg_t const mxc_kpd_pads[] = {
+	(MX6_PAD_KEY_COL0__KPP_COL_0 | MUX_PAD_CTRL(NO_PAD_CTRL)),
+	(MX6_PAD_KEY_COL1__KPP_COL_1 | MUX_PAD_CTRL(NO_PAD_CTRL)),
+	(MX6_PAD_KEY_COL2__KPP_COL_2 | MUX_PAD_CTRL(NO_PAD_CTRL)),
+	(MX6_PAD_KEY_COL3__KPP_COL_3 | MUX_PAD_CTRL(NO_PAD_CTRL)),
+
+	(MX6_PAD_KEY_ROW0__KPP_ROW_0 | MUX_PAD_CTRL(MX6SL_KEYPAD_CTRL)),
+	(MX6_PAD_KEY_ROW1__KPP_ROW_1 | MUX_PAD_CTRL(MX6SL_KEYPAD_CTRL)),
+	(MX6_PAD_KEY_ROW2__KPP_ROW_2 | MUX_PAD_CTRL(MX6SL_KEYPAD_CTRL)),
+	(MX6_PAD_KEY_ROW3__KPP_ROW_3 | MUX_PAD_CTRL(MX6SL_KEYPAD_CTRL)),
+};
+int setup_mxc_kpd(void)
+{
+	imx_iomux_v3_setup_multiple_pads(mxc_kpd_pads,
+			ARRAY_SIZE(mxc_kpd_pads));
+
+	return 0;
+}
+#endif /*CONFIG_MXC_KPD*/
+
 #ifdef CONFIG_IMX_UDC
 iomux_v3_cfg_t const otg_udc_pads[] = {
 	(MX6_PAD_EPDC_PWRCOM__ANATOP_USBOTG1_ID | MUX_PAD_CTRL(NO_PAD_CTRL)),