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>

5 files changed, 178 insertions, 2 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*/
diff --git a/boards.cfg b/boards.cfg
index 6b3618c..f75cd76 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -362,6 +362,7 @@ Active  arm         armv7          mx6         freescale       mx6sx_19x19_arm2
 Active  arm         armv7          mx6         freescale       mx6sxsabresd     mx6sxsabresd                         mx6sxsabresd:IMX_CONFIG=board/freescale/mx6sxsabresd/imximage.cfg,MX6SX                                                               Fabio Estevam <fabio.estevam@freescale.com>
 Active  arm         armv7          mx6         freescale       mx6sxsabresd     mx6sxsabresd_qspi2                mx6sxsabresd:IMX_CONFIG=board/freescale/mx6sxsabresd/imximage.cfg,MX6SX,SYS_BOOT_QSPI                                                               Fabio Estevam <fabio.estevam@freescale.com>
 Active  arm         armv7          mx6         freescale       mx6sxsabresd     mx6sxsabresd_m4fastup          mx6sxsabresd:IMX_CONFIG=board/freescale/mx6sxsabresd/imximage.cfg,MX6SX,SYS_BOOT_QSPI,SYS_AUXCORE_FASTUP                            Fabio Estevam <fabio.estevam@freescale.com>
+Active  arm         armv7          mx6         freescale       mx6sxsabresd     mx6sxsabresdandroid               mx6sxsabresd:IMX_CONFIG=board/freescale/mx6sxsabresd/imximage.cfg,MX6SX,ANDROID_SUPPORT                                                          Fabio Estevam <fabio.estevam@freescale.com>
 Active  arm         armv7          mx6         gateworks       gw_ventana          gwventanadl                          gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6DL,DDR_MB=512                                                  Tim Harvey <tharvey@gateworks.com>
 Active  arm         armv7          mx6         gateworks       gw_ventana          gwventanadl1g                        gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6DL,DDR_MB=1024                                                 Tim Harvey <tharvey@gateworks.com>
 Active  arm         armv7          mx6         gateworks       gw_ventana          gwventanaq                           gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6Q,DDR_MB=512                                                   Tim Harvey <tharvey@gateworks.com>
diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c
index 35fbd14..9cdf3c8 100644
--- a/drivers/usb/gadget/imx_udc.c
+++ b/drivers/usb/gadget/imx_udc.c
@@ -583,7 +583,7 @@ static void usb_set_mode_device(void)
 		;
 	DBG("DOORE RESET END\n");
 
-#if defined(CONFIG_MX6Q) || defined(CONFIG_MX6DL) || defined(CONFIG_MX6SL)
+#if defined(CONFIG_MX6)
 	reset_usb_phy1();
 #endif
 	DBG("init core to device mode\n");
@@ -983,7 +983,7 @@ int mxc_udc_init(void)
     udc_pins_setting();
 	set_usb_phy1_clk();
 	enable_usboh3_clk(1);
-#if defined(CONFIG_MX6Q) || defined(CONFIG_MX6DL) || defined(CONFIG_MX6SL)
+#if defined(CONFIG_MX6)
 	udc_disable_over_current();
 #endif
 	enable_usb_phy1_clk(1);
diff --git a/include/configs/mx6sxsabresd.h b/include/configs/mx6sxsabresd.h
index ba870e8..c60445b 100644
--- a/include/configs/mx6sxsabresd.h
+++ b/include/configs/mx6sxsabresd.h
@@ -334,4 +334,8 @@
 #define CONFIG_MXC_USB_FLAGS   0
 #define CONFIG_USB_MAX_CONTROLLER_COUNT 2
 
+#if defined(CONFIG_ANDROID_SUPPORT)
+#include "mx6sxsabresdandroid.h"
+#endif
+
 #endif				/* __CONFIG_H */
diff --git a/include/configs/mx6sxsabresdandroid.h b/include/configs/mx6sxsabresdandroid.h
new file mode 100644
index 0000000..bf78de4
--- /dev/null
+++ b/include/configs/mx6sxsabresdandroid.h
@@ -0,0 +1,50 @@
+
+/*
+ * Copyright (C) 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __MX6SX_SABRESD_ANDROID_H
+#define __MX6SX_SABRESD_ANDROID_H
+
+#define CONFIG_USB_DEVICE
+#define CONFIG_IMX_UDC		       1
+
+#define CONFIG_FASTBOOT		       1
+#define CONFIG_FASTBOOT_VENDOR_ID      0x18d1
+#define CONFIG_FASTBOOT_PRODUCT_ID     0x0d02
+#define CONFIG_FASTBOOT_BCD_DEVICE     0x311
+#define CONFIG_FASTBOOT_MANUFACTURER_STR  "Freescale"
+#define CONFIG_FASTBOOT_PRODUCT_NAME_STR "i.mx6sx SABRESD Board"
+#define CONFIG_FASTBOOT_INTERFACE_STR	 "Android fastboot"
+#define CONFIG_FASTBOOT_CONFIGURATION_STR  "Android fastboot"
+#define CONFIG_FASTBOOT_SERIAL_NUM	"12345"
+#define CONFIG_FASTBOOT_SATA_NO		 0
+
+#define CONFIG_FASTBOOT_STORAGE_MMC
+
+/*  For system.img growing up more than 256MB, more buffer needs
+*   to receive the system.img*/
+#define CONFIG_FASTBOOT_TRANSFER_BUF	0x8c000000
+#define CONFIG_FASTBOOT_TRANSFER_BUF_SIZE 0x19000000 /* 400M byte */
+
+
+#define CONFIG_CMD_BOOTI
+#define CONFIG_ANDROID_RECOVERY
+/* which mmc bus is your main storage ? */
+#define CONFIG_ANDROID_MAIN_MMC_BUS 2
+#define CONFIG_ANDROID_BOOT_PARTITION_MMC 1
+#define CONFIG_ANDROID_SYSTEM_PARTITION_MMC 5
+#define CONFIG_ANDROID_RECOVERY_PARTITION_MMC 2
+#define CONFIG_ANDROID_CACHE_PARTITION_MMC 6
+
+#undef CONFIG_EXTRA_ENV_SETTINGS
+#undef CONFIG_BOOTCOMMAND
+
+#define CONFIG_EXTRA_ENV_SETTINGS					\
+	"splashpos=m,m\0"	  \
+	"fdt_high=0xffffffff\0"	  \
+	"initrd_high=0xffffffff\0" \
+
+#endif