Merge branches 'for-2639/i2c/i2c-ce4100-v6', 'for-2639/i2c/i2c-eg20t-v3' and 'for...

diff --git a/arch/arm/mach-mmp/include/mach/mmp2.h b/arch/arm/mach-mmp/include/mach/mmp2.h
index 4aec493..2cbf6df 100644 (file)
--- a/arch/arm/mach-mmp/include/mach/mmp2.h
+++ b/arch/arm/mach-mmp/include/mach/mmp2.h
@@ -11,8 +11,8 @@ extern void __init mmp2_init_irq(void);
 extern void mmp2_clear_pmic_int(void);
 
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <mach/devices.h>
-#include <plat/i2c.h>
 
 extern struct pxa_device_desc mmp2_device_uart1;
 extern struct pxa_device_desc mmp2_device_uart2;

diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h
index 1801e42..a52b3d2 100644 (file)
--- a/arch/arm/mach-mmp/include/mach/pxa168.h
+++ b/arch/arm/mach-mmp/include/mach/pxa168.h
@@ -8,8 +8,8 @@ extern void __init pxa168_init_irq(void);
 extern void pxa168_clear_keypad_wakeup(void);
 
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <mach/devices.h>
-#include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 #include <video/pxa168fb.h>
 #include <plat/pxa27x_keypad.h>

diff --git a/arch/arm/mach-mmp/include/mach/pxa910.h b/arch/arm/mach-mmp/include/mach/pxa910.h
index f13c49d..91be755 100644 (file)
--- a/arch/arm/mach-mmp/include/mach/pxa910.h
+++ b/arch/arm/mach-mmp/include/mach/pxa910.h
@@ -7,8 +7,8 @@ extern struct sys_timer pxa910_timer;
 extern void __init pxa910_init_irq(void);
 
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <mach/devices.h>
-#include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 
 extern struct pxa_device_desc pxa910_device_uart1;

diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
index e194d92..d2af733 100644 (file)
--- a/arch/arm/mach-pxa/balloon3.c
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -27,6 +27,7 @@
 #include <linux/mtd/partitions.h>
 #include <linux/types.h>
 #include <linux/i2c/pcf857x.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/mtd/nand.h>
 #include <linux/mtd/physmap.h>
 #include <linux/regulator/max1586.h>
@@ -51,8 +52,6 @@
 #include <mach/irda.h>
 #include <mach/ohci.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 #include "devices.h"
 

diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index 7984268..bfca7ed 100644 (file)
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -29,6 +29,7 @@
 
 #include <linux/i2c.h>
 #include <linux/i2c/pca953x.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <linux/mfd/da903x.h>
 #include <linux/regulator/machine.h>
@@ -48,7 +49,6 @@
 #include <mach/pxafb.h>
 #include <mach/mmc.h>
 #include <mach/ohci.h>
-#include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 #include <mach/audio.h>
 #include <mach/pxa3xx-u2d.h>

diff --git a/arch/arm/mach-pxa/colibri-evalboard.c b/arch/arm/mach-pxa/colibri-evalboard.c
index 28f667e..81c3c43 100644 (file)
--- a/arch/arm/mach-pxa/colibri-evalboard.c
+++ b/arch/arm/mach-pxa/colibri-evalboard.c
@@ -20,6 +20,7 @@
 #include <mach/hardware.h>
 #include <asm/mach/arch.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <mach/pxa27x.h>
 #include <mach/colibri.h>
@@ -27,8 +28,6 @@
 #include <mach/ohci.h>
 #include <mach/pxa27x-udc.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 #include "devices.h"
 

diff --git a/arch/arm/mach-pxa/colibri-pxa270-income.c b/arch/arm/mach-pxa/colibri-pxa270-income.c
index 07b62a0..ee79739 100644 (file)
--- a/arch/arm/mach-pxa/colibri-pxa270-income.c
+++ b/arch/arm/mach-pxa/colibri-pxa270-income.c
@@ -21,6 +21,7 @@
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/pwm_backlight.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/sysdev.h>
 
 #include <asm/irq.h>
@@ -33,8 +34,6 @@
 #include <mach/pxa27x-udc.h>
 #include <mach/pxafb.h>
 
-#include <plat/i2c.h>
-
 #include "devices.h"
 #include "generic.h"
 

diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index a5452a3..d4e705c 100644 (file)
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -24,6 +24,7 @@
 #include <linux/gpio.h>
 #include <linux/backlight.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/io.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
@@ -45,7 +46,6 @@
 #include <asm/mach/irq.h>
 
 #include <mach/pxa25x.h>
-#include <plat/i2c.h>
 #include <mach/irda.h>
 #include <mach/mmc.h>
 #include <mach/udc.h>

diff --git a/arch/arm/mach-pxa/csb726.c b/arch/arm/mach-pxa/csb726.c
index a305424..0481c29 100644 (file)
--- a/arch/arm/mach-pxa/csb726.c
+++ b/arch/arm/mach-pxa/csb726.c
@@ -17,12 +17,12 @@
 #include <linux/mtd/partitions.h>
 #include <linux/sm501.h>
 #include <linux/smsc911x.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <mach/csb726.h>
 #include <mach/mfp-pxa27x.h>
-#include <plat/i2c.h>
 #include <mach/mmc.h>
 #include <mach/ohci.h>
 #include <mach/pxa2xx-regs.h>

diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 4c766e3..c4bf08b 100644 (file)
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -4,6 +4,7 @@
 #include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 #include <linux/spi/pxa2xx_spi.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/pmu.h>
 #include <mach/udc.h>
@@ -16,7 +17,6 @@
 #include <mach/camera.h>
 #include <mach/audio.h>
 #include <mach/hardware.h>
-#include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 
 #include "devices.h"

diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index a78bb30..b411d7c 100644 (file)
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -31,6 +31,7 @@
 #include <linux/apm-emulation.h>
 #include <linux/i2c.h>
 #include <linux/i2c/pca953x.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/regulator/userspace-consumer.h>
 
 #include <media/soc_camera.h>
@@ -45,7 +46,6 @@
 #include <mach/ohci.h>
 #include <mach/mmc.h>
 #include <plat/pxa27x_keypad.h>
-#include <plat/i2c.h>
 #include <mach/camera.h>
 
 #include "generic.h"

diff --git a/arch/arm/mach-pxa/ezx.c b/arch/arm/mach-pxa/ezx.c
index 87cec0a..93f05e0 100644 (file)
--- a/arch/arm/mach-pxa/ezx.c
+++ b/arch/arm/mach-pxa/ezx.c
@@ -20,6 +20,7 @@
 #include <linux/gpio.h>
 #include <linux/gpio_keys.h>
 #include <linux/leds-lp3944.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <media/soc_camera.h>
 
@@ -30,7 +31,6 @@
 #include <mach/pxa27x.h>
 #include <mach/pxafb.h>
 #include <mach/ohci.h>
-#include <plat/i2c.h>
 #include <mach/hardware.h>
 #include <plat/pxa27x_keypad.h>
 #include <mach/camera.h>

diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index a908e0a..6de0ad0 100644 (file)
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -35,6 +35,7 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/pxa2xx_spi.h>
 #include <linux/usb/gpio_vbus.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -42,7 +43,6 @@
 
 #include <mach/pxa27x.h>
 #include <mach/hx4700.h>
-#include <plat/i2c.h>
 #include <mach/irda.h>
 
 #include <video/platform_lcd.h>

diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index ccb7bfa..87c1ed9 100644 (file)
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -28,6 +28,7 @@
 #include <linux/leds.h>
 #include <linux/mfd/da903x.h>
 #include <linux/i2c/max732x.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/types.h>
 #include <asm/setup.h>
@@ -45,7 +46,6 @@
 #include <mach/mmc.h>
 #include <plat/pxa27x_keypad.h>
 #include <mach/littleton.h>
-#include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 
 #include "generic.h"

diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index 41198f0..5535991 100644 (file)
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -28,6 +28,7 @@
 #include <linux/regulator/bq24022.h>
 #include <linux/regulator/machine.h>
 #include <linux/usb/gpio_vbus.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -36,7 +37,6 @@
 #include <mach/pxa27x.h>
 #include <mach/magician.h>
 #include <mach/pxafb.h>
-#include <plat/i2c.h>
 #include <mach/mmc.h>
 #include <mach/irda.h>
 #include <mach/ohci.h>

diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index d4b6f23..f954222 100644 (file)
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -27,6 +27,7 @@
 #include <linux/gpio_keys.h>
 #include <linux/pwm_backlight.h>
 #include <linux/smc91x.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/types.h>
 #include <asm/setup.h>
@@ -46,7 +47,6 @@
 #include <mach/mainstone.h>
 #include <mach/audio.h>
 #include <mach/pxafb.h>
-#include <plat/i2c.h>
 #include <mach/mmc.h>
 #include <mach/irda.h>
 #include <mach/ohci.h>

diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c
index faafea3..78d98a8 100644 (file)
--- a/arch/arm/mach-pxa/mioa701.c
+++ b/arch/arm/mach-pxa/mioa701.c
@@ -39,6 +39,7 @@
 #include <linux/usb/gpio_vbus.h>
 #include <linux/regulator/max1586.h>
 #include <linux/slab.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -50,7 +51,6 @@
 #include <mach/mmc.h>
 #include <mach/udc.h>
 #include <mach/pxa27x-udc.h>
-#include <plat/i2c.h>
 #include <mach/camera.h>
 #include <mach/audio.h>
 #include <media/soc_camera.h>

diff --git a/arch/arm/mach-pxa/mxm8x10.c b/arch/arm/mach-pxa/mxm8x10.c
index cdf7f41..b5a8fd3 100644 (file)
--- a/arch/arm/mach-pxa/mxm8x10.c
+++ b/arch/arm/mach-pxa/mxm8x10.c
@@ -22,8 +22,8 @@
 #include <linux/serial_8250.h>
 #include <linux/dm9000.h>
 #include <linux/gpio.h>
+#include <linux/i2c/pxa-i2c.h>
 
-#include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 
 #include <mach/pxafb.h>

diff --git a/arch/arm/mach-pxa/palm27x.c b/arch/arm/mach-pxa/palm27x.c
index 35572c4..72adb3a 100644 (file)
--- a/arch/arm/mach-pxa/palm27x.c
+++ b/arch/arm/mach-pxa/palm27x.c
@@ -22,6 +22,7 @@
 #include <linux/power_supply.h>
 #include <linux/usb/gpio_vbus.h>
 #include <linux/regulator/max1586.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -36,8 +37,6 @@
 #include <mach/palmasoc.h>
 #include <mach/palm27x.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 #include "devices.h"
 

diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 90820fa..9dbf3cc 100644 (file)
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -23,12 +23,12 @@
 #include <linux/irq.h>
 #include <linux/platform_device.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/pwm_backlight.h>
 
 #include <media/soc_camera.h>
 
 #include <asm/gpio.h>
-#include <plat/i2c.h>
 #include <mach/camera.h>
 #include <asm/mach/map.h>
 #include <mach/pxa27x.h>

diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 4f0ff1a..35353af 100644 (file)
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -23,6 +23,7 @@
 #include <linux/mtd/physmap.h>
 #include <linux/gpio.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
 #include <linux/spi/pxa2xx_spi.h>
@@ -44,7 +45,6 @@
 #include <mach/irda.h>
 #include <mach/poodle.h>
 #include <mach/pxafb.h>
-#include <plat/i2c.h>
 
 #include <asm/hardware/scoop.h>
 #include <asm/hardware/locomo.h>

diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 28b11be..1cb5d0f 100644 (file)
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -19,6 +19,7 @@
 #include <linux/sysdev.h>
 #include <linux/io.h>
 #include <linux/irq.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/mach/map.h>
 #include <mach/hardware.h>
@@ -32,8 +33,6 @@
 #include <mach/dma.h>
 #include <mach/smemc.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 #include "devices.h"
 #include "clock.h"

diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 1230343..f374247 100644 (file)
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -21,6 +21,7 @@
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/sysdev.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/mach/map.h>
 #include <mach/hardware.h>
@@ -32,7 +33,6 @@
 #include <mach/dma.h>
 #include <mach/regs-intc.h>
 #include <mach/smemc.h>
-#include <plat/i2c.h>
 
 #include "generic.h"
 #include "devices.h"

diff --git a/arch/arm/mach-pxa/pxa95x.c b/arch/arm/mach-pxa/pxa95x.c
index 437980f..23b229b 100644 (file)
--- a/arch/arm/mach-pxa/pxa95x.c
+++ b/arch/arm/mach-pxa/pxa95x.c
@@ -15,6 +15,7 @@
 #include <linux/init.h>
 #include <linux/pm.h>
 #include <linux/platform_device.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/sysdev.h>
@@ -27,7 +28,6 @@
 #include <mach/pm.h>
 #include <mach/dma.h>
 #include <mach/regs-intc.h>
-#include <plat/i2c.h>
 
 #include "generic.h"
 #include "devices.h"

diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c
index 8361151..4709418 100644 (file)
--- a/arch/arm/mach-pxa/raumfeld.c
+++ b/arch/arm/mach-pxa/raumfeld.c
@@ -32,6 +32,7 @@
 #include <linux/sched.h>
 #include <linux/pwm_backlight.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_gpio.h>
 #include <linux/lis3lv02d.h>
@@ -53,7 +54,6 @@
 #include <mach/ohci.h>
 #include <mach/pxafb.h>
 #include <mach/mmc.h>
-#include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 
 #include "generic.h"

diff --git a/arch/arm/mach-pxa/saar.c b/arch/arm/mach-pxa/saar.c
index c1ca8cb..eb83c89 100644 (file)
--- a/arch/arm/mach-pxa/saar.c
+++ b/arch/arm/mach-pxa/saar.c
@@ -20,6 +20,7 @@
 #include <linux/delay.h>
 #include <linux/fb.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/smc91x.h>
 #include <linux/mfd/da903x.h>
 #include <linux/mtd/mtd.h>
@@ -31,7 +32,6 @@
 #include <asm/mach/flash.h>
 
 #include <mach/pxa930.h>
-#include <plat/i2c.h>
 #include <mach/pxafb.h>
 
 #include "devices.h"

diff --git a/arch/arm/mach-pxa/saarb.c b/arch/arm/mach-pxa/saarb.c
index e497922..9322fe5 100644 (file)
--- a/arch/arm/mach-pxa/saarb.c
+++ b/arch/arm/mach-pxa/saarb.c
@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/mfd/88pm860x.h>
 
 #include <asm/mach-types.h>
@@ -24,8 +25,6 @@
 #include <mach/mfp-pxa930.h>
 #include <mach/gpio.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 
 #define SAARB_NR_IRQS  (IRQ_BOARD_START + 40)

diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index b49a2c2..38e2c09 100644 (file)
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -19,6 +19,7 @@
 #include <linux/gpio.h>
 #include <linux/leds.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/i2c/pca953x.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
@@ -47,8 +48,6 @@
 #include <mach/sharpsl_pm.h>
 #include <mach/smemc.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 #include "devices.h"
 

diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c
index 9a14fdb..cb5611d 100644 (file)
--- a/arch/arm/mach-pxa/stargate2.c
+++ b/arch/arm/mach-pxa/stargate2.c
@@ -25,6 +25,7 @@
 #include <linux/mtd/plat-ram.h>
 #include <linux/mtd/partitions.h>
 
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/i2c/pcf857x.h>
 #include <linux/i2c/at24.h>
 #include <linux/smc91x.h>
@@ -43,7 +44,6 @@
 #include <asm/mach/flash.h>
 
 #include <mach/pxa27x.h>
-#include <plat/i2c.h>
 #include <mach/mmc.h>
 #include <mach/udc.h>
 #include <mach/pxa27x-udc.h>

diff --git a/arch/arm/mach-pxa/tavorevb3.c b/arch/arm/mach-pxa/tavorevb3.c
index 70191a9..79f4422 100644 (file)
--- a/arch/arm/mach-pxa/tavorevb3.c
+++ b/arch/arm/mach-pxa/tavorevb3.c
@@ -15,6 +15,7 @@
 #include <linux/platform_device.h>
 #include <linux/interrupt.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/gpio.h>
 #include <linux/mfd/88pm860x.h>
 
@@ -23,8 +24,6 @@
 
 #include <mach/pxa930.h>
 
-#include <plat/i2c.h>
-
 #include "devices.h"
 #include "generic.h"
 

diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index f2582ec..5ad3807 100644 (file)
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -34,6 +34,7 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/pxa2xx_spi.h>
 #include <linux/input/matrix_keypad.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/setup.h>
 #include <asm/mach-types.h>
@@ -41,7 +42,6 @@
 #include <mach/pxa25x.h>
 #include <mach/reset.h>
 #include <mach/irda.h>
-#include <plat/i2c.h>
 #include <mach/mmc.h>
 #include <mach/udc.h>
 #include <mach/tosa_bt.h>

diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 423261d..857bb2e 100644 (file)
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -26,6 +26,7 @@
 #include <linux/dm9000.h>
 #include <linux/mtd/physmap.h>
 #include <linux/mtd/partitions.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/types.h>
 #include <asm/setup.h>
@@ -47,7 +48,6 @@
 #include <mach/irda.h>
 #include <mach/ohci.h>
 #include <mach/smemc.h>
-#include <plat/i2c.h>
 
 #include "generic.h"
 #include "devices.h"

diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
index 49eeeab..1227921 100644 (file)
--- a/arch/arm/mach-pxa/viper.c
+++ b/arch/arm/mach-pxa/viper.c
@@ -36,6 +36,7 @@
 #include <linux/gpio.h>
 #include <linux/jiffies.h>
 #include <linux/i2c-gpio.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/serial_8250.h>
 #include <linux/smc91x.h>
 #include <linux/pwm_backlight.h>
@@ -47,7 +48,6 @@
 #include <mach/pxa25x.h>
 #include <mach/audio.h>
 #include <mach/pxafb.h>
-#include <plat/i2c.h>
 #include <mach/regs-uart.h>
 #include <mach/arcom-pcmcia.h>
 #include <mach/viper.h>

diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c
index b9b5797..e709fd4 100644 (file)
--- a/arch/arm/mach-pxa/vpac270.c
+++ b/arch/arm/mach-pxa/vpac270.c
@@ -26,6 +26,7 @@
 #include <linux/ucb1400.h>
 #include <linux/ata_platform.h>
 #include <linux/regulator/max1586.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -40,8 +41,6 @@
 #include <mach/udc.h>
 #include <mach/pata_pxa.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 #include "devices.h"
 

diff --git a/arch/arm/mach-pxa/xcep.c b/arch/arm/mach-pxa/xcep.c
index 51c0281..f55f8f2 100644 (file)
--- a/arch/arm/mach-pxa/xcep.c
+++ b/arch/arm/mach-pxa/xcep.c
@@ -16,6 +16,7 @@
 
 #include <linux/platform_device.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/smc91x.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -26,8 +27,6 @@
 #include <asm/mach/irq.h>
 #include <asm/mach/map.h>
 
-#include <plat/i2c.h>
-
 #include <mach/hardware.h>
 #include <mach/pxa2xx-regs.h>
 #include <mach/mfp-pxa25x.h>

diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c
index a323e07..aaf8837 100644 (file)
--- a/arch/arm/mach-pxa/z2.c
+++ b/arch/arm/mach-pxa/z2.c
@@ -29,6 +29,7 @@
 #include <linux/gpio_keys.h>
 #include <linux/delay.h>
 #include <linux/regulator/machine.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -40,8 +41,6 @@
 #include <mach/mmc.h>
 #include <plat/pxa27x_keypad.h>
 
-#include <plat/i2c.h>
-
 #include "generic.h"
 #include "devices.h"
 

diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index b92aa3b..730f51e 100644 (file)
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -25,6 +25,7 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/i2c/pca953x.h>
 #include <linux/apm-emulation.h>
 #include <linux/can/platform/mcp251x.h>
@@ -33,8 +34,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 
-#include <plat/i2c.h>
-
 #include <mach/pxa2xx-regs.h>
 #include <mach/regs-uart.h>
 #include <mach/ohci.h>

diff --git a/arch/arm/mach-pxa/zylonite_pxa300.c b/arch/arm/mach-pxa/zylonite_pxa300.c
index 3aa73b3..93c64d8 100644 (file)
--- a/arch/arm/mach-pxa/zylonite_pxa300.c
+++ b/arch/arm/mach-pxa/zylonite_pxa300.c
@@ -17,11 +17,11 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/i2c.h>
+#include <linux/i2c/pxa-i2c.h>
 #include <linux/i2c/pca953x.h>
 #include <linux/gpio.h>
 
 #include <mach/pxa300.h>
-#include <plat/i2c.h>
 #include <mach/zylonite.h>
 
 #include "generic.h"

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 9294dc2..2a44a2f 100644 (file)
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -546,15 +546,18 @@ config I2C_PUV3
 
 config I2C_PXA
        tristate "Intel PXA2XX I2C adapter"
-       depends on ARCH_PXA || ARCH_MMP
+       depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
        help
          If you have devices in the PXA I2C bus, say yes to this option.
          This driver can also be built as a module.  If so, the module
          will be called i2c-pxa.
 
+config I2C_PXA_PCI
+       def_bool I2C_PXA && X86_32 && PCI && OF
+
 config I2C_PXA_SLAVE
        bool "Intel PXA2XX I2C Slave comms support"
-       depends on I2C_PXA
+       depends on I2C_PXA && !X86_32
        help
          Support I2C slave mode communications on the PXA I2C bus.  This
          is necessary for systems where the PXA may be a target on the
@@ -667,12 +670,15 @@ config I2C_XILINX
          will be called xilinx_i2c.
 
 config I2C_EG20T
-        tristate "PCH I2C of Intel EG20T"
-        depends on PCI
-        help
-          This driver is for PCH(Platform controller Hub) I2C of EG20T which
-          is an IOH(Input/Output Hub) for x86 embedded processor.
-          This driver can access PCH I2C bus device.
+       tristate "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH"
+       depends on PCI
+       help
+         This driver is for PCH(Platform controller Hub) I2C of EG20T which
+         is an IOH(Input/Output Hub) for x86 embedded processor.
+         This driver can access PCH I2C bus device.
+
+         This driver also supports the ML7213, a companion chip for the
+         Atom E6xx series and compatible with the Intel EG20T PCH.
 
 comment "External I2C/SMBus adapter drivers"
 

diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile
index 8596cfd..e6cf294 100644 (file)
--- a/drivers/i2c/busses/Makefile
+++ b/drivers/i2c/busses/Makefile
@@ -54,6 +54,7 @@ obj-$(CONFIG_I2C_PMCMSP)      += i2c-pmcmsp.o
 obj-$(CONFIG_I2C_PNX)          += i2c-pnx.o
 obj-$(CONFIG_I2C_PUV3)         += i2c-puv3.o
 obj-$(CONFIG_I2C_PXA)          += i2c-pxa.o
+obj-$(CONFIG_I2C_PXA_PCI)      += i2c-pxa-pci.o
 obj-$(CONFIG_I2C_S3C2410)      += i2c-s3c2410.o
 obj-$(CONFIG_I2C_S6000)                += i2c-s6000.o
 obj-$(CONFIG_I2C_SH7760)       += i2c-sh7760.o

diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c
index 50ea1f4..878a120 100644 (file)
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -132,6 +132,13 @@
 #define pch_pci_dbg(pdev, fmt, arg...)  \
        dev_dbg(&pdev->dev, "%s :" fmt, __func__, ##arg)
 
+/*
+Set the number of I2C instance max
+Intel EG20T PCH :              1ch
+OKI SEMICONDUCTOR ML7213 IOH : 2ch
+*/
+#define PCH_I2C_MAX_DEV                        2
+
 /**
  * struct i2c_algo_pch_data - for I2C driver functionalities
  * @pch_adapter:               stores the reference to i2c_adapter structure
@@ -156,12 +163,14 @@ struct i2c_algo_pch_data {
  * @pch_data:          stores a list of i2c_algo_pch_data
  * @pch_i2c_suspended: specifies whether the system is suspended or not
  *                     perhaps with more lines and words.
+ * @ch_num:            specifies the number of i2c instance
  *
  * pch_data has as many elements as maximum I2C channels
  */
 struct adapter_info {
-       struct i2c_algo_pch_data pch_data;
+       struct i2c_algo_pch_data pch_data[PCH_I2C_MAX_DEV];
        bool pch_i2c_suspended;
+       int ch_num;
 };
 
 
@@ -170,8 +179,13 @@ static int pch_clk = 50000;        /* specifies I2C clock speed in KHz */
 static wait_queue_head_t pch_event;
 static DEFINE_MUTEX(pch_mutex);
 
+/* Definition for ML7213 by OKI SEMICONDUCTOR */
+#define PCI_VENDOR_ID_ROHM             0x10DB
+#define PCI_DEVICE_ID_ML7213_I2C       0x802D
+
 static struct pci_device_id __devinitdata pch_pcidev_id[] = {
-       {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_PCH_I2C)},
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_PCH_I2C),   1, },
+       { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7213_I2C), 2, },
        {0,}
 };
 
@@ -212,8 +226,7 @@ static void pch_i2c_init(struct i2c_algo_pch_data *adap)
        /* Initialize I2C registers */
        iowrite32(0x21, p + PCH_I2CNF);
 
-       pch_setbit(adap->pch_base_address, PCH_I2CCTL,
-                         PCH_I2CCTL_I2CMEN);
+       pch_setbit(adap->pch_base_address, PCH_I2CCTL, PCH_I2CCTL_I2CMEN);
 
        if (pch_i2c_speed != 400)
                pch_i2c_speed = 100;
@@ -255,7 +268,7 @@ static inline bool ktime_lt(const ktime_t cmp1, const ktime_t cmp2)
  * @timeout:   waiting time counter (us).
  */
 static s32 pch_i2c_wait_for_bus_idle(struct i2c_algo_pch_data *adap,
-                                s32 timeout)
+                                    s32 timeout)
 {
        void __iomem *p = adap->pch_base_address;
 
@@ -475,8 +488,8 @@ static void pch_i2c_sendnack(struct i2c_algo_pch_data *adap)
  * @last:      specifies whether last message or not.
  * @first:     specifies whether first message or not.
  */
-s32 pch_i2c_readbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs,
-                 u32 last, u32 first)
+static s32 pch_i2c_readbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs,
+                            u32 last, u32 first)
 {
        struct i2c_algo_pch_data *adap = i2c_adap->algo_data;
 
@@ -569,10 +582,10 @@ s32 pch_i2c_readbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs,
 }
 
 /**
- * pch_i2c_cb_ch0() - Interrupt handler Call back function
+ * pch_i2c_cb() - Interrupt handler Call back function
  * @adap:      Pointer to struct i2c_algo_pch_data.
  */
-static void pch_i2c_cb_ch0(struct i2c_algo_pch_data *adap)
+static void pch_i2c_cb(struct i2c_algo_pch_data *adap)
 {
        u32 sts;
        void __iomem *p = adap->pch_base_address;
@@ -600,24 +613,30 @@ static void pch_i2c_cb_ch0(struct i2c_algo_pch_data *adap)
  */
 static irqreturn_t pch_i2c_handler(int irq, void *pData)
 {
-       s32 reg_val;
-
-       struct i2c_algo_pch_data *adap_data = (struct i2c_algo_pch_data *)pData;
-       void __iomem *p = adap_data->pch_base_address;
-       u32 mode = ioread32(p + PCH_I2CMOD) & (BUFFER_MODE | EEPROM_SR_MODE);
-
-       if (mode != NORMAL_MODE) {
-               pch_err(adap_data, "I2C mode is not supported\n");
-               return IRQ_NONE;
+       u32 reg_val;
+       int flag;
+       int i;
+       struct adapter_info *adap_info = pData;
+       void __iomem *p;
+       u32 mode;
+
+       for (i = 0, flag = 0; i < adap_info->ch_num; i++) {
+               p = adap_info->pch_data[i].pch_base_address;
+               mode = ioread32(p + PCH_I2CMOD);
+               mode &= BUFFER_MODE | EEPROM_SR_MODE;
+               if (mode != NORMAL_MODE) {
+                       pch_err(adap_info->pch_data,
+                               "I2C-%d mode(%d) is not supported\n", mode, i);
+                       continue;
+               }
+               reg_val = ioread32(p + PCH_I2CSR);
+               if (reg_val & (I2CMAL_BIT | I2CMCF_BIT | I2CMIF_BIT)) {
+                       pch_i2c_cb(&adap_info->pch_data[i]);
+                       flag = 1;
+               }
        }
 
-       reg_val = ioread32(p + PCH_I2CSR);
-       if (reg_val & (I2CMAL_BIT | I2CMCF_BIT | I2CMIF_BIT))
-               pch_i2c_cb_ch0(adap_data);
-       else
-               return IRQ_NONE;
-
-       return IRQ_HANDLED;
+       return flag ? IRQ_HANDLED : IRQ_NONE;
 }
 
 /**
@@ -627,7 +646,7 @@ static irqreturn_t pch_i2c_handler(int irq, void *pData)
  * @num:       number of messages.
  */
 static s32 pch_i2c_xfer(struct i2c_adapter *i2c_adap,
-                   struct i2c_msg *msgs, s32 num)
+                       struct i2c_msg *msgs, s32 num)
 {
        struct i2c_msg *pmsg;
        u32 i = 0;
@@ -710,11 +729,13 @@ static void pch_i2c_disbl_int(struct i2c_algo_pch_data *adap)
 }
 
 static int __devinit pch_i2c_probe(struct pci_dev *pdev,
-                              const struct pci_device_id *id)
+                                  const struct pci_device_id *id)
 {
        void __iomem *base_addr;
-       s32 ret;
+       int ret;
+       int i, j;
        struct adapter_info *adap_info;
+       struct i2c_adapter *pch_adap;
 
        pch_pci_dbg(pdev, "Entered.\n");
 
@@ -744,44 +765,48 @@ static int __devinit pch_i2c_probe(struct pci_dev *pdev,
                goto err_pci_iomap;
        }
 
-       adap_info->pch_i2c_suspended = false;
+       /* Set the number of I2C channel instance */
+       adap_info->ch_num = id->driver_data;
 
-       adap_info->pch_data.p_adapter_info = adap_info;
+       for (i = 0; i < adap_info->ch_num; i++) {
+               pch_adap = &adap_info->pch_data[i].pch_adapter;
+               adap_info->pch_i2c_suspended = false;
 
-       adap_info->pch_data.pch_adapter.owner = THIS_MODULE;
-       adap_info->pch_data.pch_adapter.class = I2C_CLASS_HWMON;
-       strcpy(adap_info->pch_data.pch_adapter.name, KBUILD_MODNAME);
-       adap_info->pch_data.pch_adapter.algo = &pch_algorithm;
-       adap_info->pch_data.pch_adapter.algo_data =
-                                               &adap_info->pch_data;
+               adap_info->pch_data[i].p_adapter_info = adap_info;
 
-       /* (i * 0x80) + base_addr; */
-       adap_info->pch_data.pch_base_address = base_addr;
+               pch_adap->owner = THIS_MODULE;
+               pch_adap->class = I2C_CLASS_HWMON;
+               strcpy(pch_adap->name, KBUILD_MODNAME);
+               pch_adap->algo = &pch_algorithm;
+               pch_adap->algo_data = &adap_info->pch_data[i];
 
-       adap_info->pch_data.pch_adapter.dev.parent = &pdev->dev;
+               /* base_addr + offset; */
+               adap_info->pch_data[i].pch_base_address = base_addr + 0x100 * i;
 
-       ret = i2c_add_adapter(&(adap_info->pch_data.pch_adapter));
+               pch_adap->dev.parent = &pdev->dev;
 
-       if (ret) {
-               pch_pci_err(pdev, "i2c_add_adapter FAILED\n");
-               goto err_i2c_add_adapter;
-       }
+               ret = i2c_add_adapter(pch_adap);
+               if (ret) {
+                       pch_pci_err(pdev, "i2c_add_adapter[ch:%d] FAILED\n", i);
+                       goto err_i2c_add_adapter;
+               }
 
-       pch_i2c_init(&adap_info->pch_data);
+               pch_i2c_init(&adap_info->pch_data[i]);
+       }
        ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED,
-                 KBUILD_MODNAME, &adap_info->pch_data);
+                 KBUILD_MODNAME, adap_info);
        if (ret) {
                pch_pci_err(pdev, "request_irq FAILED\n");
-               goto err_request_irq;
+               goto err_i2c_add_adapter;
        }
 
        pci_set_drvdata(pdev, adap_info);
        pch_pci_dbg(pdev, "returns %d.\n", ret);
        return 0;
 
-err_request_irq:
-       i2c_del_adapter(&(adap_info->pch_data.pch_adapter));
 err_i2c_add_adapter:
+       for (j = 0; j < i; j++)
+               i2c_del_adapter(&adap_info->pch_data[j].pch_adapter);
        pci_iounmap(pdev, base_addr);
 err_pci_iomap:
        pci_release_regions(pdev);
@@ -794,17 +819,22 @@ err_pci_enable:
 
 static void __devexit pch_i2c_remove(struct pci_dev *pdev)
 {
+       int i;
        struct adapter_info *adap_info = pci_get_drvdata(pdev);
 
-       pch_i2c_disbl_int(&adap_info->pch_data);
-       free_irq(pdev->irq, &adap_info->pch_data);
-       i2c_del_adapter(&(adap_info->pch_data.pch_adapter));
+       free_irq(pdev->irq, adap_info);
 
-       if (adap_info->pch_data.pch_base_address) {
-               pci_iounmap(pdev, adap_info->pch_data.pch_base_address);
-               adap_info->pch_data.pch_base_address = 0;
+       for (i = 0; i < adap_info->ch_num; i++) {
+               pch_i2c_disbl_int(&adap_info->pch_data[i]);
+               i2c_del_adapter(&adap_info->pch_data[i].pch_adapter);
        }
 
+       if (adap_info->pch_data[0].pch_base_address)
+               pci_iounmap(pdev, adap_info->pch_data[0].pch_base_address);
+
+       for (i = 0; i < adap_info->ch_num; i++)
+               adap_info->pch_data[i].pch_base_address = 0;
+
        pci_set_drvdata(pdev, NULL);
 
        pci_release_regions(pdev);
@@ -817,17 +847,22 @@ static void __devexit pch_i2c_remove(struct pci_dev *pdev)
 static int pch_i2c_suspend(struct pci_dev *pdev, pm_message_t state)
 {
        int ret;
+       int i;
        struct adapter_info *adap_info = pci_get_drvdata(pdev);
-       void __iomem *p = adap_info->pch_data.pch_base_address;
+       void __iomem *p = adap_info->pch_data[0].pch_base_address;
 
        adap_info->pch_i2c_suspended = true;
 
-       while ((adap_info->pch_data.pch_i2c_xfer_in_progress)) {
-               /* Wait until all channel transfers are completed */
-               msleep(20);
+       for (i = 0; i < adap_info->ch_num; i++) {
+               while ((adap_info->pch_data[i].pch_i2c_xfer_in_progress)) {
+                       /* Wait until all channel transfers are completed */
+                       msleep(20);
+               }
        }
+
        /* Disable the i2c interrupts */
-       pch_i2c_disbl_int(&adap_info->pch_data);
+       for (i = 0; i < adap_info->ch_num; i++)
+               pch_i2c_disbl_int(&adap_info->pch_data[i]);
 
        pch_pci_dbg(pdev, "I2CSR = %x I2CBUFSTA = %x I2CESRSTA = %x "
                "invoked function pch_i2c_disbl_int successfully\n",
@@ -850,6 +885,7 @@ static int pch_i2c_suspend(struct pci_dev *pdev, pm_message_t state)
 
 static int pch_i2c_resume(struct pci_dev *pdev)
 {
+       int i;
        struct adapter_info *adap_info = pci_get_drvdata(pdev);
 
        pci_set_power_state(pdev, PCI_D0);
@@ -862,7 +898,8 @@ static int pch_i2c_resume(struct pci_dev *pdev)
 
        pci_enable_wake(pdev, PCI_D3hot, 0);
 
-       pch_i2c_init(&adap_info->pch_data);
+       for (i = 0; i < adap_info->ch_num; i++)
+               pch_i2c_init(&adap_info->pch_data[i]);
 
        adap_info->pch_i2c_suspended = false;
 
@@ -894,7 +931,7 @@ static void __exit pch_pci_exit(void)
 }
 module_exit(pch_pci_exit);
 
-MODULE_DESCRIPTION("PCH I2C PCI Driver");
+MODULE_DESCRIPTION("Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH I2C Driver");
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Tomoya MORINAGA. <tomoya-linux@dsn.okisemi.com>");
 module_param(pch_i2c_speed, int, (S_IRUSR | S_IWUSR));

diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index 8022e23..caf96dc 100644 (file)
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -118,6 +118,8 @@ static void mxs_i2c_reset(struct mxs_i2c_dev *i2c)
 {
        mxs_reset_block(i2c->regs);
        writel(MXS_I2C_IRQ_MASK << 8, i2c->regs + MXS_I2C_CTRL1_SET);
+       writel(MXS_I2C_QUEUECTRL_PIO_QUEUE_MODE,
+                       i2c->regs + MXS_I2C_QUEUECTRL_SET);
 }
 
 static void mxs_i2c_pioq_setup_read(struct mxs_i2c_dev *i2c, u8 addr, int len,
@@ -347,8 +349,6 @@ static int __devinit mxs_i2c_probe(struct platform_device *pdev)
 
        /* Do reset to enforce correct startup after pinmuxing */
        mxs_i2c_reset(i2c);
-       writel(MXS_I2C_QUEUECTRL_PIO_QUEUE_MODE,
-                       i2c->regs + MXS_I2C_QUEUECTRL_SET);
 
        adap = &i2c->adapter;
        strlcpy(adap->name, "MXS I2C adapter", sizeof(adap->name));

diff --git a/drivers/i2c/busses/i2c-pxa-pci.c b/drivers/i2c/busses/i2c-pxa-pci.c
new file mode 100644 (file)
index 0000000..6659d26
--- /dev/null
+++ b/drivers/i2c/busses/i2c-pxa-pci.c
@@ -0,0 +1,176 @@
+/*
+ * The CE4100's I2C device is more or less the same one as found on PXA.
+ * It does not support slave mode, the register slightly moved. This PCI
+ * device provides three bars, every contains a single I2C controller.
+ */
+#include <linux/pci.h>
+#include <linux/platform_device.h>
+#include <linux/i2c/pxa-i2c.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/of_address.h>
+
+#define CE4100_PCI_I2C_DEVS    3
+
+struct ce4100_devices {
+       struct platform_device *pdev[CE4100_PCI_I2C_DEVS];
+};
+
+static struct platform_device *add_i2c_device(struct pci_dev *dev, int bar)
+{
+       struct platform_device *pdev;
+       struct i2c_pxa_platform_data pdata;
+       struct resource res[2];
+       struct device_node *child;
+       static int devnum;
+       int ret;
+
+       memset(&pdata, 0, sizeof(struct i2c_pxa_platform_data));
+       memset(&res, 0, sizeof(res));
+
+       res[0].flags = IORESOURCE_MEM;
+       res[0].start = pci_resource_start(dev, bar);
+       res[0].end = pci_resource_end(dev, bar);
+
+       res[1].flags = IORESOURCE_IRQ;
+       res[1].start = dev->irq;
+       res[1].end = dev->irq;
+
+       for_each_child_of_node(dev->dev.of_node, child) {
+               const void *prop;
+               struct resource r;
+               int ret;
+
+               ret = of_address_to_resource(child, 0, &r);
+               if (ret < 0)
+                       continue;
+               if (r.start != res[0].start)
+                       continue;
+               if (r.end != res[0].end)
+                       continue;
+               if (r.flags != res[0].flags)
+                       continue;
+
+               prop = of_get_property(child, "fast-mode", NULL);
+               if (prop)
+                       pdata.fast_mode = 1;
+
+               break;
+       }
+
+       if (!child) {
+               dev_err(&dev->dev, "failed to match a DT node for bar %d.\n",
+                               bar);
+               ret = -EINVAL;
+               goto out;
+       }
+
+       pdev = platform_device_alloc("ce4100-i2c", devnum);
+       if (!pdev) {
+               of_node_put(child);
+               ret = -ENOMEM;
+               goto out;
+       }
+       pdev->dev.parent = &dev->dev;
+       pdev->dev.of_node = child;
+
+       ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res));
+       if (ret)
+               goto err;
+
+       ret = platform_device_add_data(pdev, &pdata, sizeof(pdata));
+       if (ret)
+               goto err;
+
+       ret = platform_device_add(pdev);
+       if (ret)
+               goto err;
+       devnum++;
+       return pdev;
+err:
+       platform_device_put(pdev);
+out:
+       return ERR_PTR(ret);
+}
+
+static int __devinit ce4100_i2c_probe(struct pci_dev *dev,
+               const struct pci_device_id *ent)
+{
+       int ret;
+       int i;
+       struct ce4100_devices *sds;
+
+       ret = pci_enable_device_mem(dev);
+       if (ret)
+               return ret;
+
+       if (!dev->dev.of_node) {
+               dev_err(&dev->dev, "Missing device tree node.\n");
+               return -EINVAL;
+       }
+       sds = kzalloc(sizeof(*sds), GFP_KERNEL);
+       if (!sds)
+               goto err_mem;
+
+       for (i = 0; i < ARRAY_SIZE(sds->pdev); i++) {
+               sds->pdev[i] = add_i2c_device(dev, i);
+               if (IS_ERR(sds->pdev[i])) {
+                       while (--i >= 0)
+                               platform_device_unregister(sds->pdev[i]);
+                       goto err_dev_add;
+               }
+       }
+       pci_set_drvdata(dev, sds);
+       return 0;
+
+err_dev_add:
+       pci_set_drvdata(dev, NULL);
+       kfree(sds);
+err_mem:
+       pci_disable_device(dev);
+       return ret;
+}
+
+static void __devexit ce4100_i2c_remove(struct pci_dev *dev)
+{
+       struct ce4100_devices *sds;
+       unsigned int i;
+
+       sds = pci_get_drvdata(dev);
+       pci_set_drvdata(dev, NULL);
+
+       for (i = 0; i < ARRAY_SIZE(sds->pdev); i++)
+               platform_device_unregister(sds->pdev[i]);
+
+       pci_disable_device(dev);
+       kfree(sds);
+}
+
+static struct pci_device_id ce4100_i2c_devices[] __devinitdata = {
+       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2e68)},
+       { },
+};
+MODULE_DEVICE_TABLE(pci, ce4100_i2c_devices);
+
+static struct pci_driver ce4100_i2c_driver = {
+       .name           = "ce4100_i2c",
+       .id_table       = ce4100_i2c_devices,
+       .probe          = ce4100_i2c_probe,
+       .remove         = __devexit_p(ce4100_i2c_remove),
+};
+
+static int __init ce4100_i2c_init(void)
+{
+       return pci_register_driver(&ce4100_i2c_driver);
+}
+module_init(ce4100_i2c_init);
+
+static void __exit ce4100_i2c_exit(void)
+{
+       pci_unregister_driver(&ce4100_i2c_driver);
+}
+module_exit(ce4100_i2c_exit);
+
+MODULE_DESCRIPTION("CE4100 PCI-I2C glue code for PXA's driver");
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Sebastian Andrzej Siewior <bigeasy@linutronix.de>");

diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index f4c19a9..b914184 100644 (file)
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -29,38 +29,75 @@
 #include <linux/errno.h>
 #include <linux/interrupt.h>
 #include <linux/i2c-pxa.h>
+#include <linux/of_i2c.h>
 #include <linux/platform_device.h>
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/slab.h>
 #include <linux/io.h>
+#include <linux/i2c/pxa-i2c.h>
 
 #include <asm/irq.h>
-#include <plat/i2c.h>
+
+#ifndef CONFIG_HAVE_CLK
+#define clk_get(dev, id)       NULL
+#define clk_put(clk)           do { } while (0)
+#define clk_disable(clk)       do { } while (0)
+#define clk_enable(clk)                do { } while (0)
+#endif
+
+struct pxa_reg_layout {
+       u32 ibmr;
+       u32 idbr;
+       u32 icr;
+       u32 isr;
+       u32 isar;
+};
+
+enum pxa_i2c_types {
+       REGS_PXA2XX,
+       REGS_PXA3XX,
+       REGS_CE4100,
+};
 
 /*
- * I2C register offsets will be shifted 0 or 1 bit left, depending on
- * different SoCs
+ * I2C registers definitions
  */
-#define REG_SHIFT_0    (0 << 0)
-#define REG_SHIFT_1    (1 << 0)
-#define REG_SHIFT(d)   ((d) & 0x1)
+static struct pxa_reg_layout pxa_reg_layout[] = {
+       [REGS_PXA2XX] = {
+               .ibmr = 0x00,
+               .idbr = 0x08,
+               .icr =  0x10,
+               .isr =  0x18,
+               .isar = 0x20,
+       },
+       [REGS_PXA3XX] = {
+               .ibmr = 0x00,
+               .idbr = 0x04,
+               .icr =  0x08,
+               .isr =  0x0c,
+               .isar = 0x10,
+       },
+       [REGS_CE4100] = {
+               .ibmr = 0x14,
+               .idbr = 0x0c,
+               .icr =  0x00,
+               .isr =  0x04,
+               /* no isar register */
+       },
+};
 
 static const struct platform_device_id i2c_pxa_id_table[] = {
-       { "pxa2xx-i2c",         REG_SHIFT_1 },
-       { "pxa3xx-pwri2c",      REG_SHIFT_0 },
+       { "pxa2xx-i2c",         REGS_PXA2XX },
+       { "pxa3xx-pwri2c",      REGS_PXA3XX },
+       { "ce4100-i2c",         REGS_CE4100 },
        { },
 };
 MODULE_DEVICE_TABLE(platform, i2c_pxa_id_table);
 
 /*
- * I2C registers and bit definitions
+ * I2C bit definitions
  */
-#define IBMR           (0x00)
-#define IDBR           (0x08)
-#define ICR            (0x10)
-#define ISR            (0x18)
-#define ISAR           (0x20)
 
 #define ICR_START      (1 << 0)           /* start bit */
 #define ICR_STOP       (1 << 1)           /* stop bit */
@@ -111,7 +148,11 @@ struct pxa_i2c {
        u32                     icrlog[32];
 
        void __iomem            *reg_base;
-       unsigned int            reg_shift;
+       void __iomem            *reg_ibmr;
+       void __iomem            *reg_idbr;
+       void __iomem            *reg_icr;
+       void __iomem            *reg_isr;
+       void __iomem            *reg_isar;
 
        unsigned long           iobase;
        unsigned long           iosize;
@@ -121,11 +162,11 @@ struct pxa_i2c {
        unsigned int            fast_mode :1;
 };
 
-#define _IBMR(i2c)     ((i2c)->reg_base + (0x0 << (i2c)->reg_shift))
-#define _IDBR(i2c)     ((i2c)->reg_base + (0x4 << (i2c)->reg_shift))
-#define _ICR(i2c)      ((i2c)->reg_base + (0x8 << (i2c)->reg_shift))
-#define _ISR(i2c)      ((i2c)->reg_base + (0xc << (i2c)->reg_shift))
-#define _ISAR(i2c)     ((i2c)->reg_base + (0x10 << (i2c)->reg_shift))
+#define _IBMR(i2c)     ((i2c)->reg_ibmr)
+#define _IDBR(i2c)     ((i2c)->reg_idbr)
+#define _ICR(i2c)      ((i2c)->reg_icr)
+#define _ISR(i2c)      ((i2c)->reg_isr)
+#define _ISAR(i2c)     ((i2c)->reg_isar)
 
 /*
  * I2C Slave mode address
@@ -418,7 +459,8 @@ static void i2c_pxa_reset(struct pxa_i2c *i2c)
        writel(I2C_ISR_INIT, _ISR(i2c));
        writel(readl(_ICR(i2c)) & ~ICR_UR, _ICR(i2c));
 
-       writel(i2c->slave_addr, _ISAR(i2c));
+       if (i2c->reg_isar)
+               writel(i2c->slave_addr, _ISAR(i2c));
 
        /* set control register values */
        writel(I2C_ICR_INIT | (i2c->fast_mode ? ICR_FM : 0), _ICR(i2c));
@@ -729,8 +771,10 @@ static int i2c_pxa_do_xfer(struct pxa_i2c *i2c, struct i2c_msg *msg, int num)
         */
        ret = i2c->msg_idx;
 
-       if (timeout == 0)
+       if (!timeout && i2c->msg_num) {
                i2c_pxa_scream_blue_murder(i2c, "timeout");
+               ret = I2C_RETRY;
+       }
 
  out:
        return ret;
@@ -915,11 +959,17 @@ static void i2c_pxa_irq_rxfull(struct pxa_i2c *i2c, u32 isr)
        writel(icr, _ICR(i2c));
 }
 
+#define VALID_INT_SOURCE       (ISR_SSD | ISR_ALD | ISR_ITE | ISR_IRF | \
+                               ISR_SAD | ISR_BED)
 static irqreturn_t i2c_pxa_handler(int this_irq, void *dev_id)
 {
        struct pxa_i2c *i2c = dev_id;
        u32 isr = readl(_ISR(i2c));
 
+       isr &= VALID_INT_SOURCE;
+       if (!isr)
+               return IRQ_NONE;
+
        if (i2c_debug > 2 && 0) {
                dev_dbg(&i2c->adap.dev, "%s: ISR=%08x, ICR=%08x, IBMR=%02x\n",
                        __func__, isr, readl(_ICR(i2c)), readl(_IBMR(i2c)));
@@ -934,7 +984,7 @@ static irqreturn_t i2c_pxa_handler(int this_irq, void *dev_id)
        /*
         * Always clear all pending IRQs.
         */
-       writel(isr & (ISR_SSD|ISR_ALD|ISR_ITE|ISR_IRF|ISR_SAD|ISR_BED), _ISR(i2c));
+       writel(isr, _ISR(i2c));
 
        if (isr & ISR_SAD)
                i2c_pxa_slave_start(i2c, isr);
@@ -1001,6 +1051,7 @@ static int i2c_pxa_probe(struct platform_device *dev)
        struct resource *res;
        struct i2c_pxa_platform_data *plat = dev->dev.platform_data;
        const struct platform_device_id *id = platform_get_device_id(dev);
+       enum pxa_i2c_types i2c_type = id->driver_data;
        int ret;
        int irq;
 
@@ -1044,7 +1095,13 @@ static int i2c_pxa_probe(struct platform_device *dev)
                ret = -EIO;
                goto eremap;
        }
-       i2c->reg_shift = REG_SHIFT(id->driver_data);
+
+       i2c->reg_ibmr = i2c->reg_base + pxa_reg_layout[i2c_type].ibmr;
+       i2c->reg_idbr = i2c->reg_base + pxa_reg_layout[i2c_type].idbr;
+       i2c->reg_icr = i2c->reg_base + pxa_reg_layout[i2c_type].icr;
+       i2c->reg_isr = i2c->reg_base + pxa_reg_layout[i2c_type].isr;
+       if (i2c_type != REGS_CE4100)
+               i2c->reg_isar = i2c->reg_base + pxa_reg_layout[i2c_type].isar;
 
        i2c->iobase = res->start;
        i2c->iosize = resource_size(res);
@@ -1072,7 +1129,7 @@ static int i2c_pxa_probe(struct platform_device *dev)
                i2c->adap.algo = &i2c_pxa_pio_algorithm;
        } else {
                i2c->adap.algo = &i2c_pxa_algorithm;
-               ret = request_irq(irq, i2c_pxa_handler, IRQF_DISABLED,
+               ret = request_irq(irq, i2c_pxa_handler, IRQF_SHARED,
                                  i2c->adap.name, i2c);
                if (ret)
                        goto ereqirq;
@@ -1082,12 +1139,19 @@ static int i2c_pxa_probe(struct platform_device *dev)
 
        i2c->adap.algo_data = i2c;
        i2c->adap.dev.parent = &dev->dev;
+#ifdef CONFIG_OF
+       i2c->adap.dev.of_node = dev->dev.of_node;
+#endif
 
-       ret = i2c_add_numbered_adapter(&i2c->adap);
+       if (i2c_type == REGS_CE4100)
+               ret = i2c_add_adapter(&i2c->adap);
+       else
+               ret = i2c_add_numbered_adapter(&i2c->adap);
        if (ret < 0) {
                printk(KERN_INFO "I2C: Failed to add bus\n");
                goto eadapt;
        }
+       of_i2c_register_devices(&i2c->adap);
 
        platform_set_drvdata(dev, i2c);
 

diff --git a/arch/arm/plat-pxa/include/plat/i2c.h b/include/linux/i2c/pxa-i2c.h
similarity index 100%
rename from arch/arm/plat-pxa/include/plat/i2c.h
rename to include/linux/i2c/pxa-i2c.h