hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ARM: mach-shmobile: ap4evb: Add MMC support 

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Kuninori Morimoto 2010-05-13 01:08:21 +00:00 committed by Paul Mundt
parent cb9215e1fa
commit c8ee3d4b5f
1 changed files with 67 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

67
arch/arm/mach-shmobile/board-ap4evb.c
View File

@ -28,6 +28,8 @@
#include <linux/mtd/mtd.h> #include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h> #include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h> #include <linux/mtd/physmap.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/i2c/tsc2007.h> #include <linux/i2c/tsc2007.h>
#include <linux/io.h> #include <linux/io.h>
@ -124,6 +126,18 @@
* : OFF : Bluetooth Audio Mode * : OFF : Bluetooth Audio Mode
*/ */
/*
* MMC (CN7)
*
* J22 : 1-2: 1.8v for MMC
* 2-3: 3.3v for MMC
* SW1 : OFF
* SW33: bit1: OFF
* bit2: ON
* bit3: ON
* bit4: X
*/
/* MTD */ /* MTD */
static struct mtd_partition nor_flash_partitions[] = { static struct mtd_partition nor_flash_partitions[] = {
{ {
@ -242,6 +256,46 @@ static struct platform_device keysc_device = {
}, },
}; };
/* SH_MMCIF */
static struct resource sh_mmcif_resources[] = {
[0] = {
.name = "SH_MMCIF",
.start = 0xE6BD0000,
.end = 0xE6BD00FF,
.flags = IORESOURCE_MEM,
},
[1] = {
/* MMC ERR */
.start = 198,
.flags = IORESOURCE_IRQ,
},
[2] = {
/* MMC NOR */
.start = 199,
.flags = IORESOURCE_IRQ,
},
};
struct sh_mmcif_plat_data sh_mmcif_plat = {
.sup_pclk = 0,
.ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
.caps = MMC_CAP_4_BIT_DATA |
MMC_CAP_8_BIT_DATA |
MMC_CAP_NEEDS_POLL,
};
static struct platform_device sh_mmcif_device = {
.name = "sh_mmcif",
.id = 0,
.dev = {
.dma_mask = NULL,
.coherent_dma_mask = 0xffffffff,
.platform_data = &sh_mmcif_plat,
},
.num_resources = ARRAY_SIZE(sh_mmcif_resources),
.resource = sh_mmcif_resources,
};
/* SDHI0 */ /* SDHI0 */
static struct sh_mobile_sdhi_info sdhi0_info = { static struct sh_mobile_sdhi_info sdhi0_info = {
.dma_slave_tx = SHDMA_SLAVE_SDHI0_TX, .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
@ -447,6 +501,7 @@ static struct platform_device *ap4evb_devices[] __initdata = {
&lcdc_device, &lcdc_device,
&mipidsi0_device, &mipidsi0_device,
&fsi_device, &fsi_device,
&sh_mmcif_device
}; };
/* TouchScreen (Needs SW3 set to OFF) */ /* TouchScreen (Needs SW3 set to OFF) */
@ -620,6 +675,18 @@ static void __init ap4evb_init(void)
gpio_request(GPIO_FN_IRQ28_123, NULL); gpio_request(GPIO_FN_IRQ28_123, NULL);
set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW); set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
/* MMCIF */
gpio_request(GPIO_FN_MMCD0_0, NULL);
gpio_request(GPIO_FN_MMCD0_1, NULL);
gpio_request(GPIO_FN_MMCD0_2, NULL);
gpio_request(GPIO_FN_MMCD0_3, NULL);
gpio_request(GPIO_FN_MMCD0_4, NULL);
gpio_request(GPIO_FN_MMCD0_5, NULL);
gpio_request(GPIO_FN_MMCD0_6, NULL);
gpio_request(GPIO_FN_MMCD0_7, NULL);
gpio_request(GPIO_FN_MMCCMD0, NULL);
gpio_request(GPIO_FN_MMCCLK0, NULL);
/* USB enable */ /* USB enable */
gpio_request(GPIO_FN_VBUS0_1, NULL); gpio_request(GPIO_FN_VBUS0_1, NULL);
gpio_request(GPIO_FN_IDIN_1_18, NULL); gpio_request(GPIO_FN_IDIN_1_18, NULL);