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authorMark Brown <broonie@opensource.wolfsonmicro.com>2010-08-16 21:42:58 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-08-16 21:42:58 +0400
commite4862f2f6f5653dfb67f3ba2b6f0bc74516ed51a (patch)
tree1db5a0540a4eecfad9b7daee476b985e82ddc810 /arch/arm/mach-s5pv210/setup-keypad.c
parentec62dbd7eb8e3dddb221da89ecbcea0fc3dee8c1 (diff)
parentb2c1e07b81a126e5846dfc3d36f559d861df59f4 (diff)
downloadlinux-e4862f2f6f5653dfb67f3ba2b6f0bc74516ed51a.tar.xz
Merge branch 'for-2.6.36' into for-2.6.37
Fairly simple conflicts, the most serious ones are the i.MX ones which I suspect now need another rename. Conflicts: arch/arm/mach-mx2/clock_imx27.c arch/arm/mach-mx2/devices.c arch/arm/mach-omap2/board-rx51-peripherals.c arch/arm/mach-omap2/board-zoom2.c sound/soc/fsl/mpc5200_dma.c sound/soc/fsl/mpc5200_dma.h sound/soc/fsl/mpc8610_hpcd.c sound/soc/pxa/spitz.c
Diffstat (limited to 'arch/arm/mach-s5pv210/setup-keypad.c')
-rw-r--r--arch/arm/mach-s5pv210/setup-keypad.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/setup-keypad.c b/arch/arm/mach-s5pv210/setup-keypad.c
new file mode 100644
index 000000000000..37b2790aafc3
--- /dev/null
+++ b/arch/arm/mach-s5pv210/setup-keypad.c
@@ -0,0 +1,34 @@
+/*
+ * linux/arch/arm/mach-s5pv210/setup-keypad.c
+ *
+ * Copyright (C) 2010 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ * 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 the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/gpio.h>
+#include <plat/gpio-cfg.h>
+
+void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
+{
+ unsigned int gpio, end;
+
+ /* Set all the necessary GPH3 pins to special-function 3: KP_ROW[x] */
+ end = S5PV210_GPH3(rows);
+ for (gpio = S5PV210_GPH3(0); gpio < end; gpio++) {
+ s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3));
+ s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+ }
+
+ /* Set all the necessary GPH2 pins to special-function 3: KP_COL[x] */
+ end = S5PV210_GPH2(cols);
+ for (gpio = S5PV210_GPH2(0); gpio < end; gpio++) {
+ s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3));
+ s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+ }
+}