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-rw-r--r--arch/arm/mach-s5pc100/setup-spi.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pc100/setup-spi.c b/arch/arm/mach-s5pc100/setup-spi.c
new file mode 100644
index 00000000000..431a6f747ca
--- /dev/null
+++ b/arch/arm/mach-s5pc100/setup-spi.c
@@ -0,0 +1,65 @@
+/* linux/arch/arm/mach-s5pc100/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 <linux/platform_device.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/s3c64xx-spi.h>
+
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 13,
+ .high_speed = 1,
+ .tx_st_done = 21,
+};
+
+int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
+{
+ s3c_gpio_cfgall_range(S5PC100_GPB(0), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 13,
+ .high_speed = 1,
+ .tx_st_done = 21,
+};
+
+int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
+{
+ s3c_gpio_cfgall_range(S5PC100_GPB(4), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_S3C64XX_DEV_SPI2
+struct s3c64xx_spi_info s3c64xx_spi2_pdata __initdata = {
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 13,
+ .high_speed = 1,
+ .tx_st_done = 21,
+};
+
+int s3c64xx_spi2_cfg_gpio(struct platform_device *dev)
+{
+ s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(3));
+ s3c_gpio_setpull(S5PC100_GPG3(0), S3C_GPIO_PULL_UP);
+ s3c_gpio_cfgall_range(S5PC100_GPB(2), 2,
+ S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
+ return 0;
+}
+#endif