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Diffstat (limited to 'arch/arm/mach-s3c24xx/setup-spi.c')
-rw-r--r--arch/arm/mach-s3c24xx/setup-spi.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c24xx/setup-spi.c b/arch/arm/mach-s3c24xx/setup-spi.c
new file mode 100644
index 000000000000..5712c85f39b1
--- /dev/null
+++ b/arch/arm/mach-s3c24xx/setup-spi.c
@@ -0,0 +1,39 @@
1/*
2 * HS-SPI device setup for S3C2443/S3C2416
3 *
4 * Copyright (C) 2011 Samsung Electronics Ltd.
5 * http://www.samsung.com/
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#include <linux/gpio.h>
13#include <linux/platform_device.h>
14
15#include <plat/gpio-cfg.h>
16#include <plat/s3c64xx-spi.h>
17
18#include <mach/hardware.h>
19#include <mach/regs-gpio.h>
20
21#ifdef CONFIG_S3C64XX_DEV_SPI0
22struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
23 .fifo_lvl_mask = 0x7f,
24 .rx_lvl_offset = 13,
25 .tx_st_done = 21,
26 .high_speed = 1,
27};
28
29int s3c64xx_spi0_cfg_gpio(struct platform_device *pdev)
30{
31 /* enable hsspi bit in misccr */
32 s3c2410_modify_misccr(S3C2416_MISCCR_HSSPI_EN2, 1);
33
34 s3c_gpio_cfgall_range(S3C2410_GPE(11), 3,
35 S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
36
37 return 0;
38}
39#endif