ARM: mach-shmobile: Marzen GPIO LED test code

PATCH New Magnus Damm 1 participant 1 message Dec 6, 2011

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Arm (32-bit) Arm sub-architectures SuperH Arm/RISC-V/Renesas architecture

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Magnus Damm

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2011-12-06 16:52 UTC #0 lore raw

PATCH 7/7 ARM: mach-shmobile: Marzen GPIO LED test code

From: Magnus Damm <[email protected]>

Add prototype code for LED2, LED3 and LED4 on the Marzen board.

Should most likely use the LED framework, but is OK as-is for now when testing the r8a7779 GPIO/PFC code.

Not-yet-signed-off-by Magnus Damm <[email protected]>

---

 arch/arm/mach-shmobile/board-marzen.c |   13 +++++++++++++
 1 file changed, 13 insertions(+)

arch/arm/mach-shmobile/board-marzen.c +13 -0

@@ -25,6 +25,7 @@
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/io.h>
+#include <linux/gpio.h>
 #include <linux/dma-mapping.h>
 #include <mach/hardware.h>
 #include <mach/r8a7779.h>

@@ -94,6 +95,18 @@ static void __init marzen_init(void)
 {
 	r8a7779_pinmux_init();
 
+	gpio_request(GPIO_GP_4_29, NULL); /* LED2 */
+	gpio_direction_output(GPIO_GP_4_29, 0);
+	gpio_export(GPIO_GP_4_29, false);
+
+	gpio_request(GPIO_GP_4_30, NULL); /* LED3 */
+	gpio_direction_output(GPIO_GP_4_30, 0);
+	gpio_export(GPIO_GP_4_30, false);
+
+	gpio_request(GPIO_GP_4_31, NULL); /* LED4 */
+	gpio_direction_output(GPIO_GP_4_31, 0);
+	gpio_export(GPIO_GP_4_31, false);
+
 	r8a7779_add_standard_devices();
 	platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 }