Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mach-s3c64xx / setup-spi.c

diff --git a/kernel/arch/arm/mach-s3c64xx/setup-spi.c b/kernel/arch/arm/mach-s3c64xx/setup-spi.c
new file mode 100644 (file)
index 0000000..5fd1a31
--- /dev/null
+++ b/kernel/arch/arm/mach-s3c64xx/setup-spi.c
@@ -0,0 +1,31 @@
+/* linux/arch/arm/mach-s3c64xx/setup-spi.c
+ *
+ * Copyright (C) 2011 Samsung Electronics Ltd.
+ *             http://www.samsung.com/
+ *
+ * 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/gpio.h>
+#include <plat/gpio-cfg.h>
+#include <mach/gpio-samsung.h>
+
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+int s3c64xx_spi0_cfg_gpio(void)
+{
+       s3c_gpio_cfgall_range(S3C64XX_GPC(0), 3,
+                               S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+       return 0;
+}
+#endif
+
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+int s3c64xx_spi1_cfg_gpio(void)
+{
+       s3c_gpio_cfgall_range(S3C64XX_GPC(4), 3,
+                               S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+       return 0;
+}
+#endif