From c29cfa6d3e3edbbf4688a9b95a5b193d4f1c2575 Mon Sep 17 00:00:00 2001 From: Yauhen Kharuzhy Date: Fri, 17 Dec 2010 14:42:09 +0900 Subject: ARM: S3C2416: Add platform helpers for setup SDHCI Samsung S3C2416 has two SDHCI controllers compatible with other Samsung's SoCs (S3C64XX, S5PC100 etc...). Add required platform setup code that the devices can be used with sdhci-s3c driver. Signed-off-by: Yauhen Kharuzhy [kgene.kim@samsung.com: change to __raw_{readl,writel} from {readl,writel}] [kgene.kim@samsung.com: build error fixes] Signed-off-by: Kukjin Kim --- arch/arm/mach-s3c2416/setup-sdhci-gpio.c | 34 ++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 arch/arm/mach-s3c2416/setup-sdhci-gpio.c (limited to 'arch/arm/mach-s3c2416/setup-sdhci-gpio.c') diff --git a/arch/arm/mach-s3c2416/setup-sdhci-gpio.c b/arch/arm/mach-s3c2416/setup-sdhci-gpio.c new file mode 100644 index 000000000000..f65cb3ef16ce --- /dev/null +++ b/arch/arm/mach-s3c2416/setup-sdhci-gpio.c @@ -0,0 +1,34 @@ +/* linux/arch/arm/plat-s3c2416/setup-sdhci-gpio.c + * + * Copyright 2010 Promwad Innovation Company + * Yauhen Kharuzhy + * + * S3C2416 - Helper functions for setting up SDHCI device(s) GPIO (HSMMC) + * + * Based on mach-s3c64xx/setup-sdhci-gpio.c + * + * 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 +#include +#include +#include +#include +#include + +#include +#include + +void s3c2416_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width) +{ + s3c_gpio_cfgrange_nopull(S3C2410_GPE(5), 2 + width, S3C_GPIO_SFN(2)); +} + +void s3c2416_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width) +{ + s3c_gpio_cfgrange_nopull(S3C2410_GPL(0), width, S3C_GPIO_SFN(2)); + s3c_gpio_cfgrange_nopull(S3C2410_GPL(8), 2, S3C_GPIO_SFN(2)); +} -- cgit v1.2.1