Rewind v3.13-rc3+ (78fd82238d0e5716) to v3.12

8 files changed, 108 insertions, 24 deletions

diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index 6d95d60..7dfba93 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -382,6 +382,11 @@ config S5P_DEV_TV
 	help
 	  Compile in platform device definition for TV interface
 
+config S5P_DEV_USB_EHCI
+	bool
+	help
+	  Compile in platform device definition for USB EHCI
+
 config S3C24XX_PWM
 	bool "PWM device support"
 	select PWM
@@ -390,6 +395,11 @@ config S3C24XX_PWM
 	  Support for exporting the PWM timer blocks via the pwm device
 	  system
 
+config S5P_SETUP_MIPIPHY
+	bool
+	help
+	  Compile in common setup code for MIPI-CSIS and MIPI-DSIM devices
+
 config S3C_SETUP_CAMIF
 	bool
 	help
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index 9267d29..498c7c2 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -38,6 +38,7 @@ obj-$(CONFIG_S5P_DEV_UART)	+= s5p-dev-uart.o
 obj-$(CONFIG_SAMSUNG_DEV_BACKLIGHT)	+= dev-backlight.o
 
 obj-$(CONFIG_S3C_SETUP_CAMIF)	+= setup-camif.o
+obj-$(CONFIG_S5P_SETUP_MIPIPHY)	+= setup-mipiphy.o
 
 # DMA support
 
diff --git a/arch/arm/plat-samsung/dev-backlight.c b/arch/arm/plat-samsung/dev-backlight.c
index be4ad0b..d51f956 100644
--- a/arch/arm/plat-samsung/dev-backlight.c
+++ b/arch/arm/plat-samsung/dev-backlight.c
@@ -70,7 +70,6 @@ static struct samsung_bl_drvdata samsung_dfl_bl_data __initdata = {
 		.max_brightness = 255,
 		.dft_brightness = 255,
 		.pwm_period_ns  = 78770,
-		.enable_gpio    = -1,
 		.init           = samsung_bl_init,
 		.exit           = samsung_bl_exit,
 	},
@@ -122,10 +121,6 @@ void __init samsung_bl_set(struct samsung_bl_gpio_info *gpio_info,
 		samsung_bl_data->lth_brightness = bl_data->lth_brightness;
 	if (bl_data->pwm_period_ns)
 		samsung_bl_data->pwm_period_ns = bl_data->pwm_period_ns;
-	if (bl_data->enable_gpio >= 0)
-		samsung_bl_data->enable_gpio = bl_data->enable_gpio;
-	if (bl_data->enable_gpio_flags)
-		samsung_bl_data->enable_gpio_flags = bl_data->enable_gpio_flags;
 	if (bl_data->init)
 		samsung_bl_data->init = bl_data->init;
 	if (bl_data->notify)
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c
index 99a3590..8ce0ac0 100644
--- a/arch/arm/plat-samsung/devs.c
+++ b/arch/arm/plat-samsung/devs.c
@@ -32,7 +32,6 @@
 #include <linux/ioport.h>
 #include <linux/platform_data/s3c-hsudc.h>
 #include <linux/platform_data/s3c-hsotg.h>
-#include <linux/platform_data/dma-s3c24xx.h>
 
 #include <media/s5p_hdmi.h>
 
@@ -50,6 +49,7 @@
 #include <plat/devs.h>
 #include <plat/adc.h>
 #include <linux/platform_data/ata-samsung_cf.h>
+#include <linux/platform_data/usb-ehci-s5p.h>
 #include <plat/fb.h>
 #include <plat/fb-s3c2410.h>
 #include <plat/hdmi.h>
@@ -1359,6 +1359,39 @@ void __init s3c24xx_udc_set_platdata(struct s3c2410_udc_mach_info *pd)
 }
 #endif /* CONFIG_PLAT_S3C24XX */
 
+/* USB EHCI Host Controller */
+
+#ifdef CONFIG_S5P_DEV_USB_EHCI
+static struct resource s5p_ehci_resource[] = {
+	[0] = DEFINE_RES_MEM(S5P_PA_EHCI, SZ_256),
+	[1] = DEFINE_RES_IRQ(IRQ_USB_HOST),
+};
+
+struct platform_device s5p_device_ehci = {
+	.name		= "s5p-ehci",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(s5p_ehci_resource),
+	.resource	= s5p_ehci_resource,
+	.dev		= {
+		.dma_mask		= &samsung_device_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	}
+};
+
+void __init s5p_ehci_set_platdata(struct s5p_ehci_platdata *pd)
+{
+	struct s5p_ehci_platdata *npd;
+
+	npd = s3c_set_platdata(pd, sizeof(struct s5p_ehci_platdata),
+			&s5p_device_ehci);
+
+	if (!npd->phy_init)
+		npd->phy_init = s5p_usb_phy_init;
+	if (!npd->phy_exit)
+		npd->phy_exit = s5p_usb_phy_exit;
+}
+#endif /* CONFIG_S5P_DEV_USB_EHCI */
+
 /* USB HSOTG */
 
 #ifdef CONFIG_S3C_DEV_USB_HSOTG
@@ -1466,10 +1499,8 @@ void __init s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
 	pd.num_cs = num_cs;
 	pd.src_clk_nr = src_clk_nr;
 	pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi0_cfg_gpio;
-#if defined(CONFIG_PL330_DMA)
+#ifdef CONFIG_PL330_DMA
 	pd.filter = pl330_filter;
-#elif defined(CONFIG_S3C24XX_DMAC)
-	pd.filter = s3c24xx_dma_filter;
 #endif
 
 	s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi0);
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 335beb3..4fb1f03 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -87,12 +87,8 @@ IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)
 #endif
 
 #if defined(CONFIG_CPU_S3C6400) || defined(CONFIG_CPU_S3C6410)
-# define soc_is_s3c6400()	is_samsung_s3c6400()
-# define soc_is_s3c6410()	is_samsung_s3c6410()
 # define soc_is_s3c64xx()	(is_samsung_s3c6400() || is_samsung_s3c6410())
 #else
-# define soc_is_s3c6400()	0
-# define soc_is_s3c6410()	0
 # define soc_is_s3c64xx()	0
 #endif
 
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index eece188..0dc4ac4 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -75,6 +75,7 @@ extern struct platform_device s3c_device_usb_hsotg;
 extern struct platform_device s3c_device_usb_hsudc;
 extern struct platform_device s3c_device_wdt;
 
+extern struct platform_device s5p_device_ehci;
 extern struct platform_device s5p_device_fimc0;
 extern struct platform_device s5p_device_fimc1;
 extern struct platform_device s5p_device_fimc2;
diff --git a/arch/arm/plat-samsung/init.c b/arch/arm/plat-samsung/init.c
index aa9511b..50a3ea0 100644
--- a/arch/arm/plat-samsung/init.c
+++ b/arch/arm/plat-samsung/init.c
@@ -11,18 +11,12 @@
  * published by the Free Software Foundation.
 */
 
-/*
- * NOTE: Code in this file is not used on S3C64xx when booting with
- * Device Tree support.
- */
-
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/ioport.h>
 #include <linux/serial_core.h>
 #include <linux/platform_device.h>
-#include <linux/of.h>
 
 #include <mach/hardware.h>
 
@@ -154,12 +148,8 @@ static int __init s3c_arch_init(void)
 
 	// do the correct init for cpu
 
-	if (cpu == NULL) {
-		/* Not needed when booting with device tree. */
-		if (of_have_populated_dt())
-			return 0;
+	if (cpu == NULL)
 		panic("s3c_arch_init: NULL cpu\n");
-	}
 
 	ret = (cpu->init)();
 	if (ret != 0)
diff --git a/arch/arm/plat-samsung/setup-mipiphy.c b/arch/arm/plat-samsung/setup-mipiphy.c
new file mode 100644
index 0000000..66df315
--- /dev/null
+++ b/arch/arm/plat-samsung/setup-mipiphy.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P - Helper functions for MIPI-CSIS and MIPI-DSIM D-PHY control
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/export.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/spinlock.h>
+#include <mach/regs-clock.h>
+
+static int __s5p_mipi_phy_control(int id, bool on, u32 reset)
+{
+	static DEFINE_SPINLOCK(lock);
+	void __iomem *addr;
+	unsigned long flags;
+	u32 cfg;
+
+	id = max(0, id);
+	if (id > 1)
+		return -EINVAL;
+
+	addr = S5P_MIPI_DPHY_CONTROL(id);
+
+	spin_lock_irqsave(&lock, flags);
+
+	cfg = __raw_readl(addr);
+	cfg = on ? (cfg | reset) : (cfg & ~reset);
+	__raw_writel(cfg, addr);
+
+	if (on) {
+		cfg |= S5P_MIPI_DPHY_ENABLE;
+	} else if (!(cfg & (S5P_MIPI_DPHY_SRESETN |
+			    S5P_MIPI_DPHY_MRESETN) & ~reset)) {
+		cfg &= ~S5P_MIPI_DPHY_ENABLE;
+	}
+
+	__raw_writel(cfg, addr);
+	spin_unlock_irqrestore(&lock, flags);
+
+	return 0;
+}
+
+int s5p_csis_phy_enable(int id, bool on)
+{
+	return __s5p_mipi_phy_control(id, on, S5P_MIPI_DPHY_SRESETN);
+}
+EXPORT_SYMBOL(s5p_csis_phy_enable);
+
+int s5p_dsim_phy_enable(struct platform_device *pdev, bool on)
+{
+	return __s5p_mipi_phy_control(pdev->id, on, S5P_MIPI_DPHY_MRESETN);
+}
+EXPORT_SYMBOL(s5p_dsim_phy_enable);