From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kyungmin Park Subject: [PATCH] Exynos4: Add HSMMC channel 4 support Date: Tue, 08 Mar 2011 11:53:40 +0900 Message-ID: <20110308025340.GA25712@july> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: kgene.kim@samsung.com, jh80.chung@samsung.com Cc: linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-mmc@vger.kernel.org From: Kyungmin Park Exynos4 has the DesignWare Host controller at channel 4. Signed-off-by: Kyungmin Park --- diff --git a/arch/arm/mach-exynos4/include/mach/irqs.h b/arch/arm/mach-exynos4/include/mach/irqs.h index 2dc5900..aa32679 100644 --- a/arch/arm/mach-exynos4/include/mach/irqs.h +++ b/arch/arm/mach-exynos4/include/mach/irqs.h @@ -104,6 +104,7 @@ #define IRQ_HSMMC1 COMBINER_IRQ(29, 1) #define IRQ_HSMMC2 COMBINER_IRQ(29, 2) #define IRQ_HSMMC3 COMBINER_IRQ(29, 3) +#define IRQ_HSMMC4 COMBINER_IRQ(29, 4) #define IRQ_MIPI_CSIS0 COMBINER_IRQ(30, 0) #define IRQ_MIPI_CSIS1 COMBINER_IRQ(30, 1) diff --git a/arch/arm/mach-exynos4/include/mach/map.h b/arch/arm/mach-exynos4/include/mach/map.h index 80a41e0..ea79962 100644 --- a/arch/arm/mach-exynos4/include/mach/map.h +++ b/arch/arm/mach-exynos4/include/mach/map.h @@ -107,6 +107,7 @@ #define S3C_PA_HSMMC1 EXYNOS4_PA_HSMMC(1) #define S3C_PA_HSMMC2 EXYNOS4_PA_HSMMC(2) #define S3C_PA_HSMMC3 EXYNOS4_PA_HSMMC(3) +#define S3C_PA_HSMMC4 EXYNOS4_PA_HSMMC(4) #define S3C_PA_IIC EXYNOS4_PA_IIC(0) #define S3C_PA_IIC1 EXYNOS4_PA_IIC(1) #define S3C_PA_IIC2 EXYNOS4_PA_IIC(2) diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index be72100..f816985 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -171,6 +171,11 @@ config S3C_DEV_HSMMC3 help Compile in platform device definitions for HSMMC channel 3 +config S3C_DEV_HSMMC4 + bool + help + Compile in platform device definitions for HSMMC channel 4 + config S3C_DEV_HWMON bool help diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile index e9de58a..7ddba03 100644 --- a/arch/arm/plat-samsung/Makefile +++ b/arch/arm/plat-samsung/Makefile @@ -37,6 +37,7 @@ obj-$(CONFIG_S3C_DEV_HSMMC) += dev-hsmmc.o obj-$(CONFIG_S3C_DEV_HSMMC1) += dev-hsmmc1.o obj-$(CONFIG_S3C_DEV_HSMMC2) += dev-hsmmc2.o obj-$(CONFIG_S3C_DEV_HSMMC3) += dev-hsmmc3.o +obj-$(CONFIG_S3C_DEV_HSMMC4) += dev-hsmmc4.o obj-$(CONFIG_S3C_DEV_HWMON) += dev-hwmon.o obj-y += dev-i2c0.o obj-$(CONFIG_S3C_DEV_I2C1) += dev-i2c1.o diff --git a/arch/arm/plat-samsung/dev-hsmmc4.c b/arch/arm/plat-samsung/dev-hsmmc4.c new file mode 100644 index 0000000..c69a78f --- /dev/null +++ b/arch/arm/plat-samsung/dev-hsmmc4.c @@ -0,0 +1,54 @@ +/* linux/arch/arm/plat-samsung/dev-hsmmc4.c + * + * Copyright (C) 2011 Samsung Electronics Co., Ltd. + * + * Samsung device definition for hsmmc device 4 + * + * 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 + +#define S3C_SZ_HSMMC 0x1000 + +static struct resource s3c_hsmmc4_resource[] = { + [0] = { + .start = S3C_PA_HSMMC4, + .end = S3C_PA_HSMMC4 + S3C_SZ_HSMMC - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_HSMMC4, + .end = IRQ_HSMMC4, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 s3c_device_hsmmc4_dmamask = DMA_BIT_MASK(32); + +struct platform_device s3c_device_hsmmc4 = { + .name = "dw_mmc", + .id = -1, + .num_resources = ARRAY_SIZE(s3c_hsmmc4_resource), + .resource = s3c_hsmmc4_resource, + .dev = { + .dma_mask = &s3c_device_hsmmc4_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +void s3c_hsmmc4_set_platdata(struct dw_mci_board *pdata) +{ + s3c_set_platdata(pdata, sizeof(struct dw_mci_board), + &s3c_device_hsmmc4); +} diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index e2b3ab9..4e198ba 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -65,6 +65,7 @@ extern struct platform_device s3c_device_hsmmc0; extern struct platform_device s3c_device_hsmmc1; extern struct platform_device s3c_device_hsmmc2; extern struct platform_device s3c_device_hsmmc3; +extern struct platform_device s3c_device_hsmmc4; extern struct platform_device s3c_device_cfcon; extern struct platform_device s3c_device_spi0;