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authorAbhilash Kesavan <a.kesavan@samsung.com>2010-06-08 17:11:43 +0900
committerKukjin Kim <kgene.kim@samsung.com>2010-08-05 18:31:01 +0900
commit4b9a5ad567af06d8929f022c71469ada1679a367 (patch)
tree9eced368d95901463a5565d465a1c3440fa48dc3 /arch/arm/mach-s5pv210/setup-ide.c
parentba149f3acdbbf143d70a64275917a6297c2373ba (diff)
downloadblackbird-op-linux-4b9a5ad567af06d8929f022c71469ada1679a367.tar.gz
blackbird-op-linux-4b9a5ad567af06d8929f022c71469ada1679a367.zip
ARM: S5PV210: Add support for Compact Flash driver on SMDKV210/C110
Following is added for the CF-ATA driver: - Platform data strucure instantiation - Platform device enabling code - Platform-specific gpio setup code - Fixed IRQ naming to match across 64xx and v210 Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/mach-s5pv210/setup-ide.c')
-rw-r--r--arch/arm/mach-s5pv210/setup-ide.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/setup-ide.c b/arch/arm/mach-s5pv210/setup-ide.c
new file mode 100644
index 000000000000..b558b1cc8d60
--- /dev/null
+++ b/arch/arm/mach-s5pv210/setup-ide.c
@@ -0,0 +1,50 @@
+/* linux/arch/arm/mach-s5pv210/setup-ide.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * S5PV210 setup information for IDE
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/gpio.h>
+
+#include <plat/gpio-cfg.h>
+
+void s5pv210_ide_setup_gpio(void)
+{
+ unsigned int gpio = 0;
+
+ for (gpio = S5PV210_GPJ0(0); gpio <= S5PV210_GPJ0(7); gpio++) {
+ /* CF_Add[0 - 2], CF_IORDY, CF_INTRQ, CF_DMARQ, CF_DMARST,
+ CF_DMACK */
+ s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4));
+ s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+ s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+ }
+
+ for (gpio = S5PV210_GPJ2(0); gpio <= S5PV210_GPJ2(7); gpio++) {
+ /*CF_Data[0 - 7] */
+ s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4));
+ s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+ s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+ }
+
+ for (gpio = S5PV210_GPJ3(0); gpio <= S5PV210_GPJ3(7); gpio++) {
+ /* CF_Data[8 - 15] */
+ s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4));
+ s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+ s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+ }
+
+ for (gpio = S5PV210_GPJ4(0); gpio <= S5PV210_GPJ4(3); gpio++) {
+ /* CF_CS0, CF_CS1, CF_IORD, CF_IOWR */
+ s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4));
+ s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+ s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+ }
+}
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