ARM: Merge next-samsung-mc-adc

Merge branch 'next-samsung-mc-adc' into next-samsung-try5

Conflicts:
	arch/arm/mach-s3c6400/include/mach/map.h
	(fix ADC and RTC merge)

diff --git a/arch/arm/configs/mini2440_defconfig b/arch/arm/configs/mini2440_defconfig
index d2a90eb..4c46644 100644 (file)
--- a/arch/arm/configs/mini2440_defconfig
+++ b/arch/arm/configs/mini2440_defconfig
@@ -184,7 +184,7 @@ CONFIG_S3C24XX_PWM=y
 CONFIG_S3C24XX_GPIO_EXTRA=0
 CONFIG_S3C2410_DMA=y
 # CONFIG_S3C2410_DMA_DEBUG is not set
-CONFIG_S3C24XX_ADC=y
+CONFIG_S3C_ADC=y
 CONFIG_PLAT_S3C=y
 CONFIG_CPU_LLSERIAL_S3C2440_ONLY=y
 CONFIG_CPU_LLSERIAL_S3C2440=y

diff --git a/arch/arm/configs/s3c2410_defconfig b/arch/arm/configs/s3c2410_defconfig
index 2f10dae..9697e97 100644 (file)
--- a/arch/arm/configs/s3c2410_defconfig
+++ b/arch/arm/configs/s3c2410_defconfig
@@ -187,7 +187,7 @@ CONFIG_S3C24XX_GPIO_EXTRA128=y
 CONFIG_PM_SIMTEC=y
 CONFIG_S3C2410_DMA=y
 # CONFIG_S3C2410_DMA_DEBUG is not set
-CONFIG_S3C24XX_ADC=y
+CONFIG_S3C_ADC=y
 CONFIG_MACH_SMDK=y
 CONFIG_PLAT_S3C=y
 CONFIG_CPU_LLSERIAL_S3C2410=y

diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
index 0552716..c33810e 100644 (file)
--- a/arch/arm/mach-s3c6400/include/mach/map.h
+++ b/arch/arm/mach-s3c6400/include/mach/map.h
@@ -43,6 +43,7 @@
 #define S3C64XX_PA_USB_HSOTG   (0x7C000000)
 #define S3C64XX_PA_WATCHDOG    (0x7E004000)
 #define S3C64XX_PA_RTC         (0x7E005000)
+#define S3C64XX_PA_ADC         (0x7E00B000)
 #define S3C64XX_PA_SYSCON      (0x7E00F000)
 #define S3C64XX_PA_AC97                (0x7F001000)
 #define S3C64XX_PA_IIS0                (0x7F002000)

diff --git a/arch/arm/plat-s3c/include/plat/regs-adc.h b/arch/arm/plat-s3c/include/plat/regs-adc.h
index 4323ccc..f43c8da 100644 (file)
--- a/arch/arm/plat-s3c/include/plat/regs-adc.h
+++ b/arch/arm/plat-s3c/include/plat/regs-adc.h
@@ -19,6 +19,9 @@
 #define S3C2410_ADCDLY    S3C2410_ADCREG(0x08)
 #define S3C2410_ADCDAT0           S3C2410_ADCREG(0x0C)
 #define S3C2410_ADCDAT1           S3C2410_ADCREG(0x10)
+#define S3C64XX_ADCUPDN                S3C2410_ADCREG(0x14)
+#define S3C64XX_ADCCLRINT      S3C2410_ADCREG(0x18)
+#define S3C64XX_ADCCLRINTPNDNUP        S3C2410_ADCREG(0x20)
 
 
 /* ADCCON Register Bits */

diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig
index 342647e..a806f35 100644 (file)
--- a/arch/arm/plat-s3c24xx/Kconfig
+++ b/arch/arm/plat-s3c24xx/Kconfig
@@ -117,13 +117,6 @@ config S3C2410_DMA_DEBUG
          Enable debugging output for the DMA code. This option sends info
          to the kernel log, at priority KERN_DEBUG.
 
-config S3C24XX_ADC
-       bool "ADC common driver support"
-       help
-         Core support for the ADC block found in the S3C24XX SoC systems
-         for drivers such as the touchscreen and hwmon to use to share
-         this resource.
-
 # SPI default pin configuration code
 
 config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13

diff --git a/arch/arm/plat-s3c24xx/Makefile b/arch/arm/plat-s3c24xx/Makefile
index 5dee8c1..e010026 100644 (file)
--- a/arch/arm/plat-s3c24xx/Makefile
+++ b/arch/arm/plat-s3c24xx/Makefile
@@ -38,7 +38,6 @@ obj-$(CONFIG_PM)              += irq-pm.o
 obj-$(CONFIG_PM)               += sleep.o
 obj-$(CONFIG_S3C2410_CLOCK)    += s3c2410-clock.o
 obj-$(CONFIG_S3C2410_DMA)      += dma.o
-obj-$(CONFIG_S3C24XX_ADC)      += adc.o
 obj-$(CONFIG_S3C2410_IOTIMING) += s3c2410-iotiming.o
 obj-$(CONFIG_S3C2412_IOTIMING) += s3c2412-iotiming.o
 obj-$(CONFIG_S3C2410_CPUFREQ_UTILS) += s3c2410-cpufreq-utils.o

diff --git a/arch/arm/plat-s3c64xx/Makefile b/arch/arm/plat-s3c64xx/Makefile
index e66dbd7..b241f36 100644 (file)
--- a/arch/arm/plat-s3c64xx/Makefile
+++ b/arch/arm/plat-s3c64xx/Makefile
@@ -36,6 +36,10 @@ obj-$(CONFIG_PM)             += irq-pm.o
 
 obj-$(CONFIG_S3C64XX_DMA)      += dma.o
 
+# ADC support
+
+obj-$(CONFIG_S3C_ADC)          += dev-adc.o
+
 # Device setup
 
 obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o

diff --git a/arch/arm/plat-s3c64xx/dev-adc.c b/arch/arm/plat-s3c64xx/dev-adc.c
new file mode 100644 (file)
index 0000000..fafef9b
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/dev-adc.c
@@ -0,0 +1,46 @@
+/* linux/arch/arm/plat-s3c64xx/dev-adc.c
+ *
+ * Copyright 2010 Maurus Cuelenaere
+ *
+ * S3C64xx series device definition for ADC device
+ *
+ * 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/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/adc.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_adc_resource[] = {
+       [0] = {
+               .start = S3C64XX_PA_ADC,
+               .end   = S3C64XX_PA_ADC + SZ_256 - 1,
+               .flags = IORESOURCE_MEM,
+       },
+       [1] = {
+               .start = IRQ_TC,
+               .end   = IRQ_TC,
+               .flags = IORESOURCE_IRQ,
+       },
+       [2] = {
+               .start = IRQ_ADC,
+               .end   = IRQ_ADC,
+               .flags = IORESOURCE_IRQ,
+       },
+};
+
+struct platform_device s3c_device_adc = {
+       .name           = "s3c64xx-adc",
+       .id             = -1,
+       .num_resources  = ARRAY_SIZE(s3c_adc_resource),
+       .resource       = s3c_adc_resource,
+};

diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index faec4b8..e6c1229 100644 (file)
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -74,6 +74,15 @@ config SAMSUNG_GPIO_EXTRA
          provides. This allows expanding the GPIO space for use with
          GPIO expanders.
 
+# ADC driver
+
+config S3C_ADC
+       bool "ADC common driver support"
+       help
+         Core support for the ADC block found in the Samsung SoC systems
+         for drivers such as the touchscreen and hwmon to use to share
+         this resource.
+
 # device definitions to compile in
 
 config S3C_DEV_HSMMC

diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index aeb7e12..ee31038 100644 (file)
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -20,6 +20,10 @@ obj-$(CONFIG_SAMSUNG_CLKSRC) += clock-clksrc.o
 obj-$(CONFIG_SAMSUNG_IRQ_UART) += irq-uart.o
 obj-$(CONFIG_SAMSUNG_IRQ_VIC_TIMER) += irq-vic-timer.o
 
+# ADC
+
+obj-$(CONFIG_S3C_ADC)  += adc.o
+
 # devices
 
 obj-$(CONFIG_S3C_DEV_HSMMC)    += dev-hsmmc.o

diff --git a/arch/arm/plat-s3c24xx/adc.c b/arch/arm/plat-samsung/adc.c
similarity index 93%
rename from arch/arm/plat-s3c24xx/adc.c
rename to arch/arm/plat-samsung/adc.c
index ce47627..120b790 100644 (file)
--- a/arch/arm/plat-s3c24xx/adc.c
+++ b/arch/arm/plat-samsung/adc.c
@@ -1,10 +1,10 @@
-/* arch/arm/plat-s3c24xx/adc.c
+/* arch/arm/plat-samsung/adc.c
  *
  * Copyright (c) 2008 Simtec Electronics
  *     http://armlinux.simtec.co.uk/
  *     Ben Dooks <ben@simtec.co.uk>, <ben-linux@fluff.org>
  *
- * S3C24XX ADC device core
+ * Samsung ADC device core
  *
  * 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
@@ -37,6 +37,11 @@
  * action is required.
  */
 
+enum s3c_cpu_type {
+       TYPE_S3C24XX,
+       TYPE_S3C64XX
+};
+
 struct s3c_adc_client {
        struct platform_device  *pdev;
        struct list_head         pend;
@@ -262,7 +267,7 @@ static irqreturn_t s3c_adc_irq(int irq, void *pw)
 
        if (!client) {
                dev_warn(&adc->pdev->dev, "%s: no adc pending\n", __func__);
-               return IRQ_HANDLED;
+               goto exit;
        }
 
        data0 = readl(adc->regs + S3C2410_ADCDAT0);
@@ -289,6 +294,11 @@ static irqreturn_t s3c_adc_irq(int irq, void *pw)
                local_irq_restore(flags);
        }
 
+exit:
+       if (platform_get_device_id(client->pdev)->driver_data == TYPE_S3C64XX) {
+               /* Clear ADC interrupt */
+               writel(0, adc->regs + S3C64XX_ADCCLRINT);
+       }
        return IRQ_HANDLED;
 }
 
@@ -410,9 +420,22 @@ static int s3c_adc_resume(struct platform_device *pdev)
 #define s3c_adc_resume NULL
 #endif
 
+static struct platform_device_id s3c_adc_driver_ids[] = {
+       {
+               .name           = "s3c24xx-adc",
+               .driver_data    = TYPE_S3C24XX,
+       }, {
+               .name           = "s3c64xx-adc",
+               .driver_data    = TYPE_S3C64XX,
+       },
+       { }
+};
+MODULE_DEVICE_TABLE(platform, s3c_adc_driver_ids);
+
 static struct platform_driver s3c_adc_driver = {
+       .id_table       = s3c_adc_driver_ids,
        .driver         = {
-               .name   = "s3c24xx-adc",
+               .name   = "s3c-adc",
                .owner  = THIS_MODULE,
        },
        .probe          = s3c_adc_probe,

diff --git a/arch/arm/plat-s3c/include/plat/adc.h b/arch/arm/plat-samsung/include/plat/adc.h
similarity index 92%
rename from arch/arm/plat-s3c/include/plat/adc.h
rename to arch/arm/plat-samsung/include/plat/adc.h
index 5f3b1cd..e8382c7 100644 (file)
--- a/arch/arm/plat-s3c/include/plat/adc.h
+++ b/arch/arm/plat-samsung/include/plat/adc.h
@@ -1,10 +1,10 @@
-/* arch/arm/plat-s3c/include/plat/adc.h
+/* arch/arm/plat-samsung/include/plat/adc.h
  *
  * Copyright (c) 2008 Simtec Electronics
  *     http://armlinux.simnte.co.uk/
  *     Ben Dooks <ben@simtec.co.uk>
  *
- * S3C24XX ADC driver information
+ * S3C ADC driver information
  *
  * 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