Merge git://git.denx.de/u-boot-sunxi

arch/arm/include/asm/arch-sunxi/clock_sun4i.h

@@ -144,7 +144,16 @@ struct sunxi_ccm_reg {
 
 #define PLL1_CFG_DEFAULT	0xa1005000
 
+#if defined CONFIG_OLD_SUNXI_KERNEL_COMPAT && defined CONFIG_MACH_SUN5I
+/*
+ * Older linux-sunxi-3.4 kernels override our PLL6 setting with 300 MHz,
+ * halving the mbus frequency, so set it to 300 MHz ourselves and base the
+ * mbus divider on that.
+ */
+#define PLL6_CFG_DEFAULT	0xa1009900
+#else
 #define PLL6_CFG_DEFAULT	0xa1009911
+#endif
 
 /* nand clock */
 #define NAND_CLK_SRC_OSC24		0

board/sunxi/Kconfig

@@ -223,6 +223,14 @@ config USB0_VBUS_PIN
 	Set the Vbus enable pin for usb0 (otg). This takes a string in the
 	format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
 
+config USB0_VBUS_DET
+	string "Vbus detect pin for usb0 (otg)"
+	depends on USB_MUSB_SUNXI
+	default ""
+	---help---
+	Set the Vbus detect pin for usb0 (otg). This takes a string in the
+	format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
+
 config USB1_VBUS_PIN
 	string "Vbus enable pin for usb1 (ehci0)"
 	default "PH6" if MACH_SUN4I || MACH_SUN7I
@@ -312,6 +320,14 @@ config VIDEO_LCD_POWER
 	Set the power enable pin for the LCD panel. This takes a string in the
 	format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
 
+config VIDEO_LCD_RESET
+	string "LCD panel reset pin"
+	depends on VIDEO
+	default ""
+	---help---
+	Set the reset pin for the LCD panel. This takes a string in the format
+	understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
+
 config VIDEO_LCD_BL_EN
 	string "LCD panel backlight enable pin"
 	depends on VIDEO
@@ -336,6 +352,30 @@ config VIDEO_LCD_BL_PWM_ACTIVE_LOW
 	---help---
 	Set this if the backlight pwm output is active low.
 
+config VIDEO_LCD_PANEL_I2C
+	bool "LCD panel needs to be configured via i2c"
+	depends on VIDEO
+	default m
+	---help---
+	Say y here if the LCD panel needs to be configured via i2c. This
+	will add a bitbang i2c controller using gpios to talk to the LCD.
+
+config VIDEO_LCD_PANEL_I2C_SDA
+	string "LCD panel i2c interface SDA pin"
+	depends on VIDEO_LCD_PANEL_I2C
+	default "PG12"
+	---help---
+	Set the SDA pin for the LCD i2c interface. This takes a string in the
+	format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
+
+config VIDEO_LCD_PANEL_I2C_SCL
+	string "LCD panel i2c interface SCL pin"
+	depends on VIDEO_LCD_PANEL_I2C
+	default "PG10"
+	---help---
+	Set the SCL pin for the LCD i2c interface. This takes a string in the
+	format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
+
 
 # Note only one of these may be selected at a time! But hidden choices are
 # not supported by Kconfig
@@ -374,6 +414,14 @@ config VIDEO_LCD_PANEL_HITACHI_TX18D42VM
 	---help---
 	7.85" 1024x768 Hitachi tx18d42vm LCD panel support
 
+config VIDEO_LCD_TL059WV5C0
+	bool "tl059wv5c0 LCD panel"
+	select VIDEO_LCD_PANEL_I2C
+	select VIDEO_LCD_IF_PARALLEL
+	---help---
+	6" 480x800 tl059wv5c0 panel support, as used on the Utoo P66 and
+	Aigo M60/M608/M606 tablets.
+
 endchoice
 
 

board/sunxi/board.c

@@ -33,6 +33,12 @@
 #include <linux/usb/musb.h>
 #include <net.h>
 
+#if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
+/* So that we can use pin names in Kconfig and sunxi_name_to_gpio() */
+int soft_i2c_gpio_sda;
+int soft_i2c_gpio_scl;
+#endif
+
 DECLARE_GLOBAL_DATA_PTR;
 
 /* add board specific code here */
@@ -152,6 +158,10 @@ void i2c_init_board(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUNXI_GPB0_TWI0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUNXI_GPB0_TWI0);
 	clock_twi_onoff(0, 1);
+#if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
+	soft_i2c_gpio_sda = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SDA);
+	soft_i2c_gpio_scl = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SCL);
+#endif
 }
 
 #ifdef CONFIG_SPL_BUILD

configs/Ampe_A76_defconfig

@@ -3,6 +3,7 @@ CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=2,AXP209_POWER"
 CONFIG_FDTFILE="sun5i-a13-ampe-a76.dtb"
 CONFIG_USB_MUSB_SUNXI=y
 CONFIG_USB0_VBUS_PIN="PG12"
+CONFIG_USB0_VBUS_DET="PG01"
 CONFIG_VIDEO_LCD_MODE="x:800,y:480,depth:18,pclk_khz:33000,le:45,ri:82,up:22,lo:22,hs:1,vs:1,sync:3,vmode:0"
 CONFIG_VIDEO_LCD_POWER="AXP0-0"
 CONFIG_VIDEO_LCD_BL_EN="AXP0-1"

configs/Chuwi_V7_CW0825_defconfig

@@ -3,6 +3,7 @@ CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER"
 CONFIG_FDTFILE="sun4i-a10-chuwi-v7-cw0825.dtb"
 CONFIG_USB_MUSB_SUNXI=y
 CONFIG_USB0_VBUS_PIN="PB9"
+CONFIG_USB0_VBUS_DET="PH5"
 CONFIG_VIDEO_LCD_MODE="x:1024,y:768,depth:24,pclk_khz:51000,le:19,ri:300,up:6,lo:31,hs:1,vs:1,sync:3,vmode:0"
 CONFIG_VIDEO_LCD_POWER="PH8"
 CONFIG_VIDEO_LCD_BL_EN="PH7"

configs/Hyundai_A7HD_defconfig

@@ -6,6 +6,7 @@ CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER"
 CONFIG_FDTFILE="sun4i-a10-hyundai-a7hd.dtb"
 CONFIG_USB_MUSB_SUNXI=y
 CONFIG_USB0_VBUS_PIN="PB09"
+CONFIG_USB0_VBUS_DET="PH5"
 CONFIG_USB1_VBUS_PIN=""
 CONFIG_USB2_VBUS_PIN="PH6"
 CONFIG_VIDEO_LCD_MODE="x:1024,y:600,depth:18,pclk_khz:51000,le:45,ri:274,up:22,lo:12,hs:1,vs:1,sync:3,vmode:0"

configs/Inet_86VS_defconfig

@@ -3,6 +3,7 @@ CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER"
 CONFIG_FDTFILE="sun5i-a13-inet-86vs.dtb"
 CONFIG_USB_MUSB_SUNXI=y
 CONFIG_USB0_VBUS_PIN="PG12"
+CONFIG_USB0_VBUS_DET="PG1"
 CONFIG_VIDEO_LCD_MODE="x:800,y:480,depth:18,pclk_khz:33000,le:45,ri:209,up:22,lo:22,hs:1,vs:1,sync:3,vmode:0"
 CONFIG_VIDEO_LCD_POWER="AXP0-0"
 CONFIG_VIDEO_LCD_BL_EN="AXP0-1"

configs/TZX-Q8-713B7_defconfig

@@ -3,6 +3,7 @@ CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=2,AXP209_POWER"
 CONFIG_FDTFILE="sun5i-a13-tzx-q8-713b7.dtb"
 CONFIG_USB_MUSB_SUNXI=y
 CONFIG_USB0_VBUS_PIN="PG12"
+CONFIG_USB0_VBUS_DET="PG1"
 CONFIG_VIDEO_LCD_MODE="x:800,y:480,depth:18,pclk_khz:33000,le:87,ri:40,up:31,lo:13,hs:1,vs:1,sync:3,vmode:0"
 CONFIG_VIDEO_LCD_POWER="AXP0-0"
 CONFIG_VIDEO_LCD_BL_EN="AXP0-1"

configs/UTOO_P66_defconfig

@@ -0,0 +1,21 @@
+CONFIG_SPL=y
+CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER"
+CONFIG_FDTFILE="sun5i-a13-utoo-p66.dtb"
+CONFIG_USB_MUSB_SUNXI=y
+CONFIG_USB0_VBUS_PIN="PB04"
+CONFIG_USB0_VBUS_DET="PG01"
+CONFIG_VIDEO_LCD_MODE="x:480,y:800,depth:18,pclk_khz:25000,le:2,ri:93,up:2,lo:93,hs:1,vs:1,sync:3,vmode:0"
+CONFIG_VIDEO_LCD_DCLK_PHASE=0
+CONFIG_VIDEO_LCD_POWER="PG4"
+CONFIG_VIDEO_LCD_RESET="PG11"
+CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
+CONFIG_VIDEO_LCD_BL_PWM="PB2"
+CONFIG_VIDEO_LCD_TL059WV5C0=y
++S:CONFIG_MMC_SUNXI_SLOT_EXTRA=2
++S:CONFIG_MMC0_CD_PIN="PG0"
++S:CONFIG_ARM=y
++S:CONFIG_ARCH_SUNXI=y
++S:CONFIG_MACH_SUN5I=y
++S:CONFIG_DRAM_CLK=432
++S:CONFIG_DRAM_ZQ=123
++S:CONFIG_DRAM_EMR1=0

drivers/mmc/sunxi_mmc.c

@@ -449,11 +449,7 @@ struct mmc *sunxi_mmc_init(int sdc_no)
 
 	cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34;
 	cfg->host_caps = MMC_MODE_4BIT;
-	cfg->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
-#if defined(CONFIG_MACH_SUN6I) || defined(CONFIG_MACH_SUN7I) || \
-    defined(CONFIG_MACH_SUN8I) || defined(CONFIG_MACH_SUN9I)
-	cfg->host_caps |= MMC_MODE_HC;
-#endif
+	cfg->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_HC;
 	cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
 
 	cfg->f_min = 400000;

drivers/usb/musb-new/sunxi.c

@@ -22,7 +22,9 @@
  */
 #include <common.h>
 #include <asm/arch/cpu.h>
+#include <asm/arch/gpio.h>
 #include <asm/arch/usbc.h>
+#include <asm-generic/gpio.h>
 #include "linux-compat.h"
 #include "musb_core.h"
 
@@ -224,6 +226,33 @@ static int sunxi_musb_init(struct musb *musb)
 
 	pr_debug("%s():\n", __func__);
 
+	if (is_host_enabled(musb)) {
+		int vbus_det = sunxi_name_to_gpio(CONFIG_USB0_VBUS_DET);
+		if (vbus_det == -1) {
+			eprintf("Error invalid Vusb-det pin\n");
+			return -EINVAL;
+		}
+
+		err = gpio_request(vbus_det, "vbus0_det");
+		if (err)
+			return err;
+
+		err = gpio_direction_input(vbus_det);
+		if (err) {
+			gpio_free(vbus_det);
+			return err;
+		}
+
+		err = gpio_get_value(vbus_det);
+		if (err) {
+			eprintf("Error: A charger is plugged into the OTG\n");
+			gpio_free(vbus_det);
+			return -EIO;
+		}
+
+		gpio_free(vbus_det);
+	}
+
 	err = sunxi_usbc_request_resources(0);
 	if (err)
 		return err;

drivers/video/sunxi_display.c

@@ -18,6 +18,7 @@
 #include <errno.h>
 #include <fdtdec.h>
 #include <fdt_support.h>
+#include <i2c.h>
 #include <video_fb.h>
 #include "videomodes.h"
 #include "hitachi_tx18d42vm_lcd.h"
@@ -592,7 +593,7 @@ static void sunxi_lcdc_enable(void)
 
 static void sunxi_lcdc_panel_enable(void)
 {
-	int pin;
+	int pin, reset_pin;
 
 	/*
 	 * Start with backlight disabled to avoid the screen flashing to
@@ -610,6 +611,12 @@ static void sunxi_lcdc_panel_enable(void)
 		gpio_direction_output(pin, PWM_OFF);
 	}
 
+	reset_pin = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_RESET);
+	if (reset_pin != -1) {
+		gpio_request(reset_pin, "lcd_reset");
+		gpio_direction_output(reset_pin, 0); /* Assert reset */
+	}
+
 	/* Give the backlight some time to turn off and power up the panel. */
 	mdelay(40);
 	pin = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_POWER);
@@ -617,6 +624,9 @@ static void sunxi_lcdc_panel_enable(void)
 		gpio_request(pin, "lcd_power");
 		gpio_direction_output(pin, 1);
 	}
+
+	if (reset_pin != -1)
+		gpio_direction_output(reset_pin, 1); /* De-assert reset */
 }
 
 static void sunxi_lcdc_backlight_enable(void)
@@ -1021,6 +1031,12 @@ static void sunxi_mode_set(const struct ctfb_res_modes *mode,
 			mdelay(50); /* Wait for lcd controller power on */
 			hitachi_tx18d42vm_init();
 		}
+		if (IS_ENABLED(CONFIG_VIDEO_LCD_TL059WV5C0)) {
+			unsigned int orig_i2c_bus = i2c_get_bus_num();
+			i2c_set_bus_num(CONFIG_VIDEO_LCD_I2C_BUS);
+			i2c_reg_write(0x5c, 0x04, 0x42); /* Turn on the LCD */
+			i2c_set_bus_num(orig_i2c_bus);
+		}
 		sunxi_composer_mode_set(mode, address);
 		sunxi_lcdc_tcon0_mode_set(mode, false);
 		sunxi_composer_enable();

include/configs/sun4i.h

@@ -13,8 +13,6 @@
  */
 #define CONFIG_CLK_FULL_SPEED		1008000000
 
-#define CONFIG_MACH_TYPE		4104
-
 #ifdef CONFIG_USB_EHCI
 #define CONFIG_USB_EHCI_SUNXI
 #define CONFIG_USB_MAX_CONTROLLER_COUNT	2
@@ -25,4 +23,6 @@
  */
 #include <configs/sunxi-common.h>
 
+#define CONFIG_MACH_TYPE	(4104 | ((CONFIG_MACH_TYPE_COMPAT_REV) << 28))
+
 #endif /* __CONFIG_H */

include/configs/sun5i.h

@@ -13,8 +13,6 @@
  */
 #define CONFIG_CLK_FULL_SPEED		1008000000
 
-#define CONFIG_MACH_TYPE		4138
-
 #ifdef CONFIG_USB_EHCI
 #define CONFIG_USB_EHCI_SUNXI
 #define CONFIG_USB_MAX_CONTROLLER_COUNT	1
@@ -25,4 +23,6 @@
  */
 #include <configs/sunxi-common.h>
 
+#define CONFIG_MACH_TYPE	(4138 | ((CONFIG_MACH_TYPE_COMPAT_REV) << 28))
+
 #endif /* __CONFIG_H */

include/configs/sun7i.h

@@ -14,8 +14,6 @@
  */
 #define CONFIG_CLK_FULL_SPEED		912000000
 
-#define CONFIG_MACH_TYPE		4283
-
 #ifdef CONFIG_USB_EHCI
 #define CONFIG_USB_EHCI_SUNXI
 #define CONFIG_USB_MAX_CONTROLLER_COUNT	2
@@ -31,4 +29,6 @@
  */
 #include <configs/sunxi-common.h>
 
+#define CONFIG_MACH_TYPE	(4283 | ((CONFIG_MACH_TYPE_COMPAT_REV) << 28))
+
 #endif /* __CONFIG_H */

include/configs/sunxi-common.h

@@ -13,6 +13,22 @@
 #ifndef _SUNXI_COMMON_CONFIG_H
 #define _SUNXI_COMMON_CONFIG_H
 
+#ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
+/*
+ * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the
+ * expense of restricting some features, so the regular machine id values can
+ * be used.
+ */
+# define CONFIG_MACH_TYPE_COMPAT_REV	0
+#else
+/*
+ * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels.
+ * Only sunxi-3.4 kernels with appropriate fixes applied are able to pass
+ * beyond the machine id check.
+ */
+# define CONFIG_MACH_TYPE_COMPAT_REV	1
+#endif
+
 /*
  * High Level Configuration Options
  */
@@ -183,6 +199,22 @@
 #define CONFIG_SYS_I2C_MVTWSI
 #define CONFIG_SYS_I2C_SPEED		400000
 #define CONFIG_SYS_I2C_SLAVE		0x7f
+
+#if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
+#define CONFIG_SYS_I2C_SOFT
+#define CONFIG_SYS_I2C_SOFT_SPEED	50000
+#define CONFIG_SYS_I2C_SOFT_SLAVE	0x00
+#define CONFIG_VIDEO_LCD_I2C_BUS	0 /* The lcd panel soft i2c is bus 0 */
+#define CONFIG_SYS_SPD_BUS_NUM		1 /* And the axp209 i2c bus is bus 1 */
+/* We use pin names in Kconfig and sunxi_name_to_gpio() */
+#define CONFIG_SOFT_I2C_GPIO_SDA	soft_i2c_gpio_sda
+#define CONFIG_SOFT_I2C_GPIO_SCL	soft_i2c_gpio_scl
+#ifndef __ASSEMBLY__
+extern int soft_i2c_gpio_sda;
+extern int soft_i2c_gpio_scl;
+#endif
+#endif
+
 #define CONFIG_CMD_I2C
 
 /* PMU */
@@ -194,6 +226,20 @@
 #define CONFIG_CONS_INDEX              1       /* UART0 */
 #endif
 
+#if CONFIG_CONS_INDEX == 1
+#ifdef CONFIG_MACH_SUN9I
+#define OF_STDOUT_PATH		"/soc/serial@07000000:115200"
+#else
+#define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28000:115200"
+#endif
+#elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
+#define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28400:115200"
+#elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
+#define OF_STDOUT_PATH		"/soc@01c00000/serial@01f02800:115200"
+#else
+#error Unsupported console port nr. Please fix stdout-path in sunxi-common.h.
+#endif
+
 /* GPIO */
 #define CONFIG_SUNXI_GPIO
 #define CONFIG_SPL_GPIO_SUPPORT