[ARM] realview: add PL061 gpiolib support

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e4971e4fa565414c19302450feff485fc890ca57..0dd29eb4a0e6c2c0e9a8f42d951a6b35a10f849e 100644 (file)
--- 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 (file)
index 0000000..94ff276
--- /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 8dfa44e08a94e87181ca26c1724b9eaed15b615d..abd13b448671331b99eb1b88d9c21b6589238ef3 100644 (file)
--- 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 25efe71a67c7a19d19229953a933776f719efc4f..17fbb0e889b630aa31fe5f7db436db06543e477e 100644 (file)
--- 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 dc4b16943907d7f3778cf4d50b05a362ddc10281..fdd042b85f404ae44cb83d4f3c1c0a3ed7c736c6 100644 (file)
--- 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 d6ac1eb86576c36f8e8dcb13fd6f385b7432131a..70bba9900d9723c5376061c6044e25dfdde1083e 100644 (file)
--- 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 ede2a57240a35ed22db90920fb913e835f12621b..ce6c5d25fbefcaaee054f26774325ae6c0886ade 100644 (file)
--- 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);