Merge branch 'for-linus/samsung4' of git://git.fluff.org/bjdooks/linux

* 'for-linus/samsung4' of git://git.fluff.org/bjdooks/linux: (98 commits)
  Input: s3c24xx_ts - depend on SAMSUNG_DEV_TS and update menu entry
  Input: s3c24xx_ts - Add FEAT for Samsung touchscreen support
  Input: s3c24xx_ts - Implement generic GPIO configuration callback
  ARM: SAMSUNG: Move s3c64xx dev-ts.c to plat-samsung and rename configuration
  ARM: SAMSUNG: Implements cfg_gpio function for Samsung touchscreen
  ARM: S3C64XX: Add touchscreen platform device definition
  ARM: SAMSUNG: Move mach/ts.h to plat/ts.h
  ARM: S5PC100: Move i2c helpers from plat-s5pc1xx to mach-s5pc100
  ARM: S5PC100: Move frame buffer helpers from plat-s5pc1xx to mach-s5pc100
  ARM: S5PC100: gpio.h cleanup
  ARM: S5PC100: Move gpio support from plat-s5pc1xx to mach-s5pc100
  ARM: S5PC100: Use common functions for gpiolib implementation
  drivers: serial: S5PC100 serial driver cleanup
  ARM: S5PC100: Pre-requisite clock patch for plat-s5pc1xx to plat-s5p move
  ARM: SAMSUNG: Copy common I2C0 device helpers to machine directories
  ARM: SAMSUNG: move driver strength gpio configuration helper to common dir
  ARM: S5PV210: Add GPIOlib support
  ARM: SAMSUNGy: fix broken timer irq base
  ARM: SMDK6440: Add audio devices on board
  ARM: S5P6440: Add audio platform devices
  ...

11 files changed, 218 insertions, 2 deletions

diff --git a/arch/arm/plat-samsung/include/plat/clock.h b/arch/arm/plat-samsung/include/plat/clock.h
index 12caf48a6bd..0fbcd0effd8 100644
--- a/arch/arm/plat-samsung/include/plat/clock.h
+++ b/arch/arm/plat-samsung/include/plat/clock.h
@@ -74,6 +74,7 @@ extern struct clk clk_ext;
 extern struct clk clk_h2;
 extern struct clk clk_27m;
 extern struct clk clk_48m;
+extern struct clk clk_xusbxti;
 
 extern int clk_default_setrate(struct clk *clk, unsigned long rate);
 extern struct clk_ops clk_ops_def_setrate;
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 5dbeb7991e6..6412933d6fb 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -79,6 +79,9 @@ extern struct sysdev_class s3c2442_sysclass;
 extern struct sysdev_class s3c2443_sysclass;
 extern struct sysdev_class s3c6410_sysclass;
 extern struct sysdev_class s3c64xx_sysclass;
+extern struct sysdev_class s5p6440_sysclass;
+extern struct sysdev_class s5p6442_sysclass;
+extern struct sysdev_class s5pv210_sysclass;
 
 extern void (*s5pc1xx_idle)(void);
 
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 796d2425831..ef69e56b288 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -64,6 +64,22 @@ extern struct platform_device s3c_device_nand;
 extern struct platform_device s3c_device_usbgadget;
 extern struct platform_device s3c_device_usb_hsotg;
 
+extern struct platform_device s5pv210_device_ac97;
+extern struct platform_device s5pv210_device_pcm0;
+extern struct platform_device s5pv210_device_pcm1;
+extern struct platform_device s5pv210_device_pcm2;
+extern struct platform_device s5pv210_device_iis0;
+extern struct platform_device s5pv210_device_iis1;
+extern struct platform_device s5pv210_device_iis2;
+
+extern struct platform_device s5p6442_device_pcm0;
+extern struct platform_device s5p6442_device_pcm1;
+extern struct platform_device s5p6442_device_iis0;
+extern struct platform_device s5p6442_device_iis1;
+
+extern struct platform_device s5p6440_device_pcm;
+extern struct platform_device s5p6440_device_iis;
+
 /* s3c2440 specific devices */
 
 #ifdef CONFIG_CPU_S3C2440
diff --git a/arch/arm/plat-samsung/include/plat/dma.h b/arch/arm/plat-samsung/include/plat/dma.h
index 7584d751ed5..2e8f8c6560d 100644
--- a/arch/arm/plat-samsung/include/plat/dma.h
+++ b/arch/arm/plat-samsung/include/plat/dma.h
@@ -110,8 +110,8 @@ extern int s3c2410_dma_config(unsigned int channel, int xferunit);
  * configure the device we're talking to
 */
 
-extern int s3c2410_dma_devconfig(int channel, enum s3c2410_dmasrc source,
-				 unsigned long devaddr);
+extern int s3c2410_dma_devconfig(unsigned int channel,
+		enum s3c2410_dmasrc source, unsigned long devaddr);
 
 /* s3c2410_dma_getposition
  *
diff --git a/arch/arm/plat-samsung/include/plat/fb.h b/arch/arm/plat-samsung/include/plat/fb.h
index ffc01a76b7c..1f85649d8c1 100644
--- a/arch/arm/plat-samsung/include/plat/fb.h
+++ b/arch/arm/plat-samsung/include/plat/fb.h
@@ -15,6 +15,13 @@
 #ifndef __PLAT_S3C_FB_H
 #define __PLAT_S3C_FB_H __FILE__
 
+/* S3C_FB_MAX_WIN
+ * Set to the maximum number of windows that any of the supported hardware
+ * can use. Since the platform data uses this for an array size, having it
+ * set to the maximum of any version of the hardware can do is safe.
+ */
+#define S3C_FB_MAX_WIN	(5)
+
 /**
  * struct s3c_fb_pd_win - per window setup data
  * @win_mode: The display parameters to initialise (not for window 0)
diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg.h b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
index 8d01e853df3..34efdd2b032 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-cfg.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
@@ -25,6 +25,7 @@
 #define __PLAT_GPIO_CFG_H __FILE__
 
 typedef unsigned int __bitwise__ s3c_gpio_pull_t;
+typedef unsigned int __bitwise__ s5p_gpio_drvstr_t;
 
 /* forward declaration if gpio-core.h hasn't been included */
 struct s3c_gpio_chip;
@@ -118,4 +119,33 @@ extern int s3c_gpio_setpull(unsigned int pin, s3c_gpio_pull_t pull);
 */
 extern s3c_gpio_pull_t s3c_gpio_getpull(unsigned int pin);
 
+/* Define values for the drvstr available for each gpio pin.
+ *
+ * These values control the value of the output signal driver strength,
+ * configurable on most pins on the S5C series.
+ */
+#define S5P_GPIO_DRVSTR_LV1	((__force s5p_gpio_drvstr_t)0x00)
+#define S5P_GPIO_DRVSTR_LV2	((__force s5p_gpio_drvstr_t)0x01)
+#define S5P_GPIO_DRVSTR_LV3	((__force s5p_gpio_drvstr_t)0x10)
+#define S5P_GPIO_DRVSTR_LV4	((__force s5p_gpio_drvstr_t)0x11)
+
+/**
+ * s5c_gpio_get_drvstr() - get the driver streght value of a gpio pin
+ * @pin: The pin number to get the settings for
+ *
+ * Read the driver streght value for the specified pin.
+*/
+extern s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin);
+
+/**
+ * s3c_gpio_set_drvstr() - set the driver streght value of a gpio pin
+ * @pin: The pin number to configure the driver streght value
+ * @drvstr: The new value of the driver strength
+ *
+ * This function sets the driver strength value for the specified pin.
+ * It will return 0 if successfull, or a negative error code if the pin
+ * cannot support the requested setting.
+*/
+extern int s5p_gpio_set_drvstr(unsigned int pin, s5p_gpio_drvstr_t drvstr);
+
 #endif /* __PLAT_GPIO_CFG_H */
diff --git a/arch/arm/plat-samsung/include/plat/gpio-core.h b/arch/arm/plat-samsung/include/plat/gpio-core.h
index f0584f26d49..f3a68d1a07b 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-core.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-core.h
@@ -44,16 +44,26 @@ struct s3c_gpio_cfg;
  * @chip: The chip structure to be exported via gpiolib.
  * @base: The base pointer to the gpio configuration registers.
  * @config: special function and pull-resistor control information.
+ * @lock: Lock for exclusive access to this gpio bank.
  * @pm_save: Save information for suspend/resume support.
  *
  * This wrapper provides the necessary information for the Samsung
  * specific gpios being registered with gpiolib.
+ *
+ * The lock protects each gpio bank from multiple access of the shared
+ * configuration registers, or from reading of data whilst another thread
+ * is writing to the register set.
+ *
+ * Each chip has its own lock to avoid any  contention between different
+ * CPU cores trying to get one lock for different GPIO banks, where each
+ * bank of GPIO has its own register space and configuration registers.
  */
 struct s3c_gpio_chip {
 	struct gpio_chip	chip;
 	struct s3c_gpio_cfg	*config;
 	struct s3c_gpio_pm	*pm;
 	void __iomem		*base;
+	spinlock_t		 lock;
 #ifdef CONFIG_PM
 	u32			pm_save[4];
 #endif
@@ -138,3 +148,7 @@ extern struct s3c_gpio_pm s3c_gpio_pm_4bit;
 #define __gpio_pm(x) NULL
 
 #endif /* CONFIG_PM */
+
+/* locking wrappers to deal with multiple access to the same gpio bank */
+#define s3c_gpio_lock(_oc, _fl) spin_lock_irqsave(&(_oc)->lock, _fl)
+#define s3c_gpio_unlock(_oc, _fl) spin_unlock_irqrestore(&(_oc)->lock, _fl)
diff --git a/arch/arm/plat-samsung/include/plat/hwmon.h b/arch/arm/plat-samsung/include/plat/hwmon.h
index 1ba88ea0aa3..c167e4429bc 100644
--- a/arch/arm/plat-samsung/include/plat/hwmon.h
+++ b/arch/arm/plat-samsung/include/plat/hwmon.h
@@ -37,5 +37,15 @@ struct s3c_hwmon_pdata {
 	struct s3c_hwmon_chcfg	*in[8];
 };
 
+/**
+ * s3c_hwmon_set_platdata - Set platform data for S3C HWMON device
+ * @pd: Platform data to register to device.
+ *
+ * Register the given platform data for use with the S3C HWMON device.
+ * The call will copy the platform data, so the board definitions can
+ * make the structure itself __initdata.
+ */
+extern void __init s3c_hwmon_set_platdata(struct s3c_hwmon_pdata *pd);
+
 #endif /* __ASM_ARCH_ADC_HWMON_H */
 
diff --git a/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
new file mode 100644
index 00000000000..5fe6721b57f
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *	Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef	__S3C_DMA_PL330_H_
+#define	__S3C_DMA_PL330_H_
+
+#define S3C2410_DMAF_AUTOSTART		(1 << 0)
+#define S3C2410_DMAF_CIRCULAR		(1 << 1)
+
+/*
+ * PL330 can assign any channel to communicate with
+ * any of the peripherals attched to the DMAC.
+ * For the sake of consistency across client drivers,
+ * We keep the channel names unchanged and only add
+ * missing peripherals are added.
+ * Order is not important since S3C PL330 API driver
+ * use these just as IDs.
+ */
+enum dma_ch {
+	DMACH_UART0_RX,
+	DMACH_UART0_TX,
+	DMACH_UART1_RX,
+	DMACH_UART1_TX,
+	DMACH_UART2_RX,
+	DMACH_UART2_TX,
+	DMACH_UART3_RX,
+	DMACH_UART3_TX,
+	DMACH_IRDA,
+	DMACH_I2S0_RX,
+	DMACH_I2S0_TX,
+	DMACH_I2S0S_TX,
+	DMACH_I2S1_RX,
+	DMACH_I2S1_TX,
+	DMACH_I2S2_RX,
+	DMACH_I2S2_TX,
+	DMACH_SPI0_RX,
+	DMACH_SPI0_TX,
+	DMACH_SPI1_RX,
+	DMACH_SPI1_TX,
+	DMACH_SPI2_RX,
+	DMACH_SPI2_TX,
+	DMACH_AC97_MICIN,
+	DMACH_AC97_PCMIN,
+	DMACH_AC97_PCMOUT,
+	DMACH_EXTERNAL,
+	DMACH_PWM,
+	DMACH_SPDIF,
+	DMACH_HSI_RX,
+	DMACH_HSI_TX,
+	DMACH_PCM0_TX,
+	DMACH_PCM0_RX,
+	DMACH_PCM1_TX,
+	DMACH_PCM1_RX,
+	DMACH_PCM2_TX,
+	DMACH_PCM2_RX,
+	DMACH_MSM_REQ3,
+	DMACH_MSM_REQ2,
+	DMACH_MSM_REQ1,
+	DMACH_MSM_REQ0,
+	/* END Marker, also used to denote a reserved channel */
+	DMACH_MAX,
+};
+
+static inline bool s3c_dma_has_circular(void)
+{
+	return true;
+}
+
+#include <plat/dma.h>
+
+#endif	/* __S3C_DMA_PL330_H_ */
diff --git a/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h b/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h
new file mode 100644
index 00000000000..bf5e2a9d408
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h
@@ -0,0 +1,32 @@
+/* linux/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h
+ *
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *	Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __S3C_PL330_PDATA_H
+#define __S3C_PL330_PDATA_H
+
+#include <plat/s3c-dma-pl330.h>
+
+/*
+ * Every PL330 DMAC has max 32 peripheral interfaces,
+ * of which some may be not be really used in your
+ * DMAC's configuration.
+ * Populate this array of 32 peri i/fs with relevant
+ * channel IDs for used peri i/f and DMACH_MAX for
+ * those unused.
+ *
+ * The platforms just need to provide this info
+ * to the S3C DMA API driver for PL330.
+ */
+struct s3c_pl330_platdata {
+	enum dma_ch peri[32];
+};
+
+#endif /* __S3C_PL330_PDATA_H */
diff --git a/arch/arm/plat-samsung/include/plat/ts.h b/arch/arm/plat-samsung/include/plat/ts.h
new file mode 100644
index 00000000000..26fdb22e0fc
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/ts.h
@@ -0,0 +1,25 @@
+/* arch/arm/plat-samsung/include/plat/ts.h
+ *
+ * Copyright (c) 2005 Arnaud Patard <arnaud.patard@rtp-net.org>
+ *
+ * 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.
+*/
+
+#ifndef __ASM_ARM_TS_H
+#define __ASM_ARM_TS_H
+
+struct s3c2410_ts_mach_info {
+       int             delay;
+       int             presc;
+       int             oversampling_shift;
+	void    (*cfg_gpio)(struct platform_device *dev);
+};
+
+extern void s3c24xx_ts_set_platdata(struct s3c2410_ts_mach_info *);
+
+/* defined by architecture to configure gpio */
+extern void s3c24xx_ts_cfg_gpio(struct platform_device *dev);
+
+#endif /* __ASM_ARM_TS_H */