From eb7fffa39a3f114832df54a3e373d7580d8fe757 Mon Sep 17 00:00:00 2001
From: Russell King <rmk@dyn-67.arm.linux.org.uk>
Date: Sun, 5 Jul 2009 22:41:31 +0100
Subject: [PATCH] [ARM] realview: add PL061 gpiolib support
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
arch/arm/Kconfig | 1 +
arch/arm/mach-realview/include/mach/gpio.h | 6 ++++++
arch/arm/mach-realview/realview_eb.c | 22 +++++++++++++++++++---
arch/arm/mach-realview/realview_pb1176.c | 22 +++++++++++++++++++---
arch/arm/mach-realview/realview_pb11mp.c | 22 +++++++++++++++++++---
arch/arm/mach-realview/realview_pba8.c | 22 +++++++++++++++++++---
arch/arm/mach-realview/realview_pbx.c | 22 +++++++++++++++++++---
7 files changed, 102 insertions(+), 15 deletions(-)
create mode 100644 arch/arm/mach-realview/include/mach/gpio.h
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e4971e4fa565..0dd29eb4a0e6 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -217,6 +217,7 @@ config ARCH_REALVIEW
select ICST307
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
+ select ARCH_WANT_OPTIONAL_GPIOLIB
help
This enables support for ARM Ltd RealView boards.
diff --git a/arch/arm/mach-realview/include/mach/gpio.h b/arch/arm/mach-realview/include/mach/gpio.h
new file mode 100644
index 000000000000..94ff27678a46
--- /dev/null
+++ b/arch/arm/mach-realview/include/mach/gpio.h
@@ -0,0 +1,6 @@
+#include <asm-generic/gpio.h>
+
+#define gpio_get_value __gpio_get_value
+#define gpio_set_value __gpio_set_value
+#define gpio_cansleep __gpio_cansleep
+#define gpio_to_irq __gpio_to_irq
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 8dfa44e08a94..abd13b448671 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -23,6 +23,7 @@
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>
+#include <linux/amba/pl061.h>
#include <linux/io.h>
#include <mach/hardware.h>
@@ -113,6 +114,21 @@ static void __init realview_eb_map_io(void)
iotable_init(realview_eb11mp_io_desc, ARRAY_SIZE(realview_eb11mp_io_desc));
}
+static struct pl061_platform_data gpio0_plat_data = {
+ .gpio_base = 0,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio1_plat_data = {
+ .gpio_base = 8,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio2_plat_data = {
+ .gpio_base = 16,
+ .irq_base = -1,
+};
+
/*
* RealView EB AMBA devices
*/
@@ -189,9 +205,9 @@ AMBA_DEVICE(clcd, "dev:20", EB_CLCD, &clcd_plat_data);
AMBA_DEVICE(dmac, "dev:30", DMAC, NULL);
AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
AMBA_DEVICE(wdog, "dev:e1", EB_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4", EB_GPIO0, NULL);
-AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
-AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
+AMBA_DEVICE(gpio0, "dev:e4", EB_GPIO0, &gpio0_plat_data);
+AMBA_DEVICE(gpio1, "dev:e5", GPIO1, &gpio1_plat_data);
+AMBA_DEVICE(gpio2, "dev:e6", GPIO2, &gpio2_plat_data);
AMBA_DEVICE(rtc, "dev:e8", EB_RTC, NULL);
AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
AMBA_DEVICE(uart0, "dev:f1", EB_UART0, NULL);
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index 25efe71a67c7..17fbb0e889b6 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -23,6 +23,7 @@
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>
+#include <linux/amba/pl061.h>
#include <linux/io.h>
#include <mach/hardware.h>
@@ -107,6 +108,21 @@ static void __init realview_pb1176_map_io(void)
iotable_init(realview_pb1176_io_desc, ARRAY_SIZE(realview_pb1176_io_desc));
}
+static struct pl061_platform_data gpio0_plat_data = {
+ .gpio_base = 0,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio1_plat_data = {
+ .gpio_base = 8,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio2_plat_data = {
+ .gpio_base = 16,
+ .irq_base = -1,
+};
+
/*
* RealView PB1176 AMBA devices
*/
@@ -164,9 +180,9 @@ AMBA_DEVICE(uart3, "fpga:09", PB1176_UART3, NULL);
AMBA_DEVICE(smc, "dev:00", PB1176_SMC, NULL);
AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
AMBA_DEVICE(wdog, "dev:e1", PB1176_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4", PB1176_GPIO0, NULL);
-AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
-AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
+AMBA_DEVICE(gpio0, "dev:e4", PB1176_GPIO0, &gpio0_plat_data);
+AMBA_DEVICE(gpio1, "dev:e5", GPIO1, &gpio1_plat_data);
+AMBA_DEVICE(gpio2, "dev:e6", GPIO2, &gpio2_plat_data);
AMBA_DEVICE(rtc, "dev:e8", PB1176_RTC, NULL);
AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
AMBA_DEVICE(uart0, "dev:f1", PB1176_UART0, NULL);
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index dc4b16943907..fdd042b85f40 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -23,6 +23,7 @@
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>
+#include <linux/amba/pl061.h>
#include <linux/io.h>
#include <mach/hardware.h>
@@ -108,6 +109,21 @@ static void __init realview_pb11mp_map_io(void)
iotable_init(realview_pb11mp_io_desc, ARRAY_SIZE(realview_pb11mp_io_desc));
}
+static struct pl061_platform_data gpio0_plat_data = {
+ .gpio_base = 0,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio1_plat_data = {
+ .gpio_base = 8,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio2_plat_data = {
+ .gpio_base = 16,
+ .irq_base = -1,
+};
+
/*
* RealView PB11MPCore AMBA devices
*/
@@ -166,9 +182,9 @@ AMBA_DEVICE(uart3, "fpga:09", PB11MP_UART3, NULL);
AMBA_DEVICE(smc, "dev:00", PB11MP_SMC, NULL);
AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
AMBA_DEVICE(wdog, "dev:e1", PB11MP_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4", PB11MP_GPIO0, NULL);
-AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
-AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
+AMBA_DEVICE(gpio0, "dev:e4", PB11MP_GPIO0, &gpio0_plat_data);
+AMBA_DEVICE(gpio1, "dev:e5", GPIO1, &gpio1_plat_data);
+AMBA_DEVICE(gpio2, "dev:e6", GPIO2, &gpio2_plat_data);
AMBA_DEVICE(rtc, "dev:e8", PB11MP_RTC, NULL);
AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
AMBA_DEVICE(uart0, "dev:f1", PB11MP_UART0, NULL);
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index d6ac1eb86576..70bba9900d97 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c
@@ -23,6 +23,7 @@
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>
+#include <linux/amba/pl061.h>
#include <linux/io.h>
#include <asm/irq.h>
@@ -98,6 +99,21 @@ static void __init realview_pba8_map_io(void)
iotable_init(realview_pba8_io_desc, ARRAY_SIZE(realview_pba8_io_desc));
}
+static struct pl061_platform_data gpio0_plat_data = {
+ .gpio_base = 0,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio1_plat_data = {
+ .gpio_base = 8,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio2_plat_data = {
+ .gpio_base = 16,
+ .irq_base = -1,
+};
+
/*
* RealView PBA8Core AMBA devices
*/
@@ -156,9 +172,9 @@ AMBA_DEVICE(uart3, "fpga:09", PBA8_UART3, NULL);
AMBA_DEVICE(smc, "dev:00", PBA8_SMC, NULL);
AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
AMBA_DEVICE(wdog, "dev:e1", PBA8_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4", PBA8_GPIO0, NULL);
-AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
-AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
+AMBA_DEVICE(gpio0, "dev:e4", PBA8_GPIO0, &gpio0_plat_data);
+AMBA_DEVICE(gpio1, "dev:e5", GPIO1, &gpio1_plat_data);
+AMBA_DEVICE(gpio2, "dev:e6", GPIO2, &gpio2_plat_data);
AMBA_DEVICE(rtc, "dev:e8", PBA8_RTC, NULL);
AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
AMBA_DEVICE(uart0, "dev:f1", PBA8_UART0, NULL);
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index ede2a57240a3..ce6c5d25fbef 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -22,6 +22,7 @@
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>
+#include <linux/amba/pl061.h>
#include <linux/io.h>
#include <asm/irq.h>
@@ -118,6 +119,21 @@ static void __init realview_pbx_map_io(void)
iotable_init(realview_local_io_desc, ARRAY_SIZE(realview_local_io_desc));
}
+static struct pl061_platform_data gpio0_plat_data = {
+ .gpio_base = 0,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio1_plat_data = {
+ .gpio_base = 8,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio2_plat_data = {
+ .gpio_base = 16,
+ .irq_base = -1,
+};
+
/*
* RealView PBXCore AMBA devices
*/
@@ -176,9 +192,9 @@ AMBA_DEVICE(uart3, "fpga:09", PBX_UART3, NULL);
AMBA_DEVICE(smc, "dev:00", PBX_SMC, NULL);
AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
AMBA_DEVICE(wdog, "dev:e1", PBX_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4", PBX_GPIO0, NULL);
-AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
-AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
+AMBA_DEVICE(gpio0, "dev:e4", PBX_GPIO0, &gpio0_plat_data);
+AMBA_DEVICE(gpio1, "dev:e5", GPIO1, &gpio1_plat_data);
+AMBA_DEVICE(gpio2, "dev:e6", GPIO2, &gpio2_plat_data);
AMBA_DEVICE(rtc, "dev:e8", PBX_RTC, NULL);
AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
AMBA_DEVICE(uart0, "dev:f1", PBX_UART0, NULL);
--
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