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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2013-07-08 17:54:42 +0200
committerSimon Horman <horms+renesas@verge.net.au>2013-07-25 14:46:38 +0900
commitf79d68da510bf1b95beff4d556b78d06801f11dc (patch)
treebdedc80223dfba57e6d83a84f60f1115a95ac146 /arch/arm/mach-shmobile/board-ape6evm.c
parent8711613252ed931037f9e9f8646935519dd8f362 (diff)
ARM: shmobile: ape6evm: add SDHI interfaces
Add support for SDHI0 and SDHI1 on APE6EVM in PIO mode only. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/board-ape6evm.c')
-rw-r--r--arch/arm/mach-shmobile/board-ape6evm.c50
1 files changed, 49 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/board-ape6evm.c b/arch/arm/mach-shmobile/board-ape6evm.c
index 8c7529cc4860..ccf8b0429083 100644
--- a/arch/arm/mach-shmobile/board-ape6evm.c
+++ b/arch/arm/mach-shmobile/board-ape6evm.c
@@ -21,8 +21,10 @@
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
+#include <linux/mfd/tmio.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
+#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_device.h>
#include <linux/regulator/fixed.h>
@@ -58,11 +60,16 @@ static const struct smsc911x_platform_config lan9220_data = {
/*
* On APE6EVM power is supplied to MMCIF by a tps80032 regulator. For now we
- * model a VDD supply to MMCIF, using a fixed 3.3V regulator.
+ * model a VDD supply to MMCIF, using a fixed 3.3V regulator. Also use the
+ * static power supply for SDHI0 and SDHI1, whereas SDHI0's VccQ is also
+ * supplied by the same tps80032 regulator and thus can also be adjusted
+ * dynamically.
*/
static struct regulator_consumer_supply fixed3v3_power_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
+ REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+ REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
};
/* MMCIF */
@@ -75,6 +82,29 @@ static struct resource mmcif0_resources[] = {
DEFINE_RES_IRQ(gic_spi(169)),
};
+/* SDHI0 */
+static struct sh_mobile_sdhi_info sdhi0_pdata = {
+ .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
+ .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
+};
+
+static struct resource sdhi0_resources[] = {
+ DEFINE_RES_MEM_NAMED(0xee100000, 0x100, "SDHI0"),
+ DEFINE_RES_IRQ(gic_spi(165)),
+};
+
+/* SDHI1 */
+static struct sh_mobile_sdhi_info sdhi1_pdata = {
+ .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
+ .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
+ MMC_CAP_NEEDS_POLL,
+};
+
+static struct resource sdhi1_resources[] = {
+ DEFINE_RES_MEM_NAMED(0xee120000, 0x100, "SDHI1"),
+ DEFINE_RES_IRQ(gic_spi(166)),
+};
+
static const struct pinctrl_map ape6evm_pinctrl_map[] = {
/* SCIFA0 console */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4",
@@ -87,6 +117,18 @@ static const struct pinctrl_map ape6evm_pinctrl_map[] = {
"mmc0_data8", "mmc0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4",
"mmc0_ctrl", "mmc0"),
+ /* SDHI0: uSD: no WP */
+ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
+ "sdhi0_data4", "sdhi0"),
+ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
+ "sdhi0_ctrl", "sdhi0"),
+ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
+ "sdhi0_cd", "sdhi0"),
+ /* SDHI1 */
+ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
+ "sdhi1_data4", "sdhi1"),
+ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
+ "sdhi1_ctrl", "sdhi1"),
};
static void __init ape6evm_add_standard_devices(void)
@@ -124,6 +166,12 @@ static void __init ape6evm_add_standard_devices(void)
platform_device_register_resndata(&platform_bus, "sh_mmcif", 0,
mmcif0_resources, ARRAY_SIZE(mmcif0_resources),
&mmcif0_pdata, sizeof(mmcif0_pdata));
+ platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 0,
+ sdhi0_resources, ARRAY_SIZE(sdhi0_resources),
+ &sdhi0_pdata, sizeof(sdhi0_pdata));
+ platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 1,
+ sdhi1_resources, ARRAY_SIZE(sdhi1_resources),
+ &sdhi1_pdata, sizeof(sdhi1_pdata));
}
static const char *ape6evm_boards_compat_dt[] __initdata = {