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-rw-r--r--arch/sh/boards/board-ap325rxa.c52
-rw-r--r--arch/sh/boards/mach-ecovec24/setup.c79
-rw-r--r--arch/sh/boards/mach-kfr2r09/setup.c33
-rw-r--r--arch/sh/boards/mach-migor/setup.c52
-rw-r--r--arch/sh/boards/mach-se/7724/setup.c33
-rw-r--r--drivers/mfd/Kconfig8
-rw-r--r--drivers/mfd/Makefile1
-rw-r--r--drivers/mfd/sh_mobile_sdhi.c145
-rw-r--r--drivers/mmc/host/Kconfig2
9 files changed, 355 insertions, 50 deletions
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index 2d080732a96..b95deee35e0 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -20,8 +20,6 @@
#include <linux/i2c.h>
#include <linux/smsc911x.h>
#include <linux/gpio.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_gpio.h>
#include <media/ov772x.h>
#include <media/soc_camera.h>
#include <media/soc_camera_platform.h>
@@ -409,17 +407,25 @@ static struct platform_device ceu_device = {
},
};
-struct spi_gpio_platform_data sdcard_cn3_platform_data = {
- .sck = GPIO_PTD0,
- .mosi = GPIO_PTD1,
- .miso = GPIO_PTD2,
- .num_chipselect = 1,
+static struct resource sdhi0_cn3_resources[] = {
+ [0] = {
+ .name = "SDHI0",
+ .start = 0x04ce0000,
+ .end = 0x04ce01ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 101,
+ .flags = IORESOURCE_IRQ,
+ },
};
-static struct platform_device sdcard_cn3_device = {
- .name = "spi_gpio",
- .dev = {
- .platform_data = &sdcard_cn3_platform_data,
+static struct platform_device sdhi0_cn3_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi0_cn3_resources),
+ .resource = sdhi0_cn3_resources,
+ .archdata = {
+ .hwblk_id = HWBLK_SDHI0,
},
};
@@ -470,20 +476,11 @@ static struct platform_device *ap325rxa_devices[] __initdata = {
&lcdc_device,
&ceu_device,
&nand_flash_device,
- &sdcard_cn3_device,
+ &sdhi0_cn3_device,
&ap325rxa_camera[0],
&ap325rxa_camera[1],
};
-static struct spi_board_info ap325rxa_spi_devices[] = {
- {
- .modalias = "mmc_spi",
- .max_speed_hz = 5000000,
- .chip_select = 0,
- .controller_data = (void *) GPIO_PTD5,
- },
-};
-
static int __init ap325rxa_devices_setup(void)
{
/* LD3 and LD4 LEDs */
@@ -578,12 +575,19 @@ static int __init ap325rxa_devices_setup(void)
platform_resource_setup_memory(&ceu_device, "ceu", 4 << 20);
+ /* SDHI0 */
+ gpio_request(GPIO_FN_SDHI0CD_PTD, NULL);
+ gpio_request(GPIO_FN_SDHI0WP_PTD, NULL);
+ gpio_request(GPIO_FN_SDHI0D3_PTD, NULL);
+ gpio_request(GPIO_FN_SDHI0D2_PTD, NULL);
+ gpio_request(GPIO_FN_SDHI0D1_PTD, NULL);
+ gpio_request(GPIO_FN_SDHI0D0_PTD, NULL);
+ gpio_request(GPIO_FN_SDHI0CMD_PTD, NULL);
+ gpio_request(GPIO_FN_SDHI0CLK_PTD, NULL);
+
i2c_register_board_info(0, ap325rxa_i2c_devices,
ARRAY_SIZE(ap325rxa_i2c_devices));
- spi_register_board_info(ap325rxa_spi_devices,
- ARRAY_SIZE(ap325rxa_spi_devices));
-
return platform_add_devices(ap325rxa_devices,
ARRAY_SIZE(ap325rxa_devices));
}
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 3b1ceb46fa5..9d15196952a 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -428,6 +428,54 @@ static struct i2c_board_info ts_i2c_clients = {
.irq = IRQ0,
};
+/* SHDI0 */
+static struct resource sdhi0_resources[] = {
+ [0] = {
+ .name = "SDHI0",
+ .start = 0x04ce0000,
+ .end = 0x04ce01ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 101,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device sdhi0_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi0_resources),
+ .resource = sdhi0_resources,
+ .id = 0,
+ .archdata = {
+ .hwblk_id = HWBLK_SDHI0,
+ },
+};
+
+/* SHDI1 */
+static struct resource sdhi1_resources[] = {
+ [0] = {
+ .name = "SDHI1",
+ .start = 0x04cf0000,
+ .end = 0x04cf01ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 24,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device sdhi1_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi1_resources),
+ .resource = sdhi1_resources,
+ .id = 1,
+ .archdata = {
+ .hwblk_id = HWBLK_SDHI1,
+ },
+};
+
static struct platform_device *ecovec_devices[] __initdata = {
&heartbeat_device,
&nor_flash_device,
@@ -438,6 +486,8 @@ static struct platform_device *ecovec_devices[] __initdata = {
&ceu0_device,
&ceu1_device,
&keysc_device,
+ &sdhi0_device,
+ &sdhi1_device,
};
#define EEPROM_ADDR 0x50
@@ -710,6 +760,34 @@ static int __init arch_setup(void)
gpio_direction_input(GPIO_PTR5);
gpio_direction_input(GPIO_PTR6);
+ /* enable SDHI0 */
+ gpio_request(GPIO_FN_SDHI0CD, NULL);
+ gpio_request(GPIO_FN_SDHI0WP, NULL);
+ gpio_request(GPIO_FN_SDHI0CMD, NULL);
+ gpio_request(GPIO_FN_SDHI0CLK, NULL);
+ gpio_request(GPIO_FN_SDHI0D3, NULL);
+ gpio_request(GPIO_FN_SDHI0D2, NULL);
+ gpio_request(GPIO_FN_SDHI0D1, NULL);
+ gpio_request(GPIO_FN_SDHI0D0, NULL);
+
+ /* enable SDHI1 */
+ gpio_request(GPIO_FN_SDHI1CD, NULL);
+ gpio_request(GPIO_FN_SDHI1WP, NULL);
+ gpio_request(GPIO_FN_SDHI1CMD, NULL);
+ gpio_request(GPIO_FN_SDHI1CLK, NULL);
+ gpio_request(GPIO_FN_SDHI1D3, NULL);
+ gpio_request(GPIO_FN_SDHI1D2, NULL);
+ gpio_request(GPIO_FN_SDHI1D1, NULL);
+ gpio_request(GPIO_FN_SDHI1D0, NULL);
+
+ gpio_request(GPIO_PTB6, NULL);
+ gpio_request(GPIO_PTB7, NULL);
+ gpio_direction_output(GPIO_PTB6, 1);
+ gpio_direction_output(GPIO_PTB7, 1);
+
+ /* I/O buffer drive ability is high for SDHI1 */
+ ctrl_outw((ctrl_inw(IODRIVEA) & ~0x3000) | 0x2000 , IODRIVEA);
+
/* enable I2C device */
i2c_register_board_info(1, i2c1_devices,
ARRAY_SIZE(i2c1_devices));
@@ -726,7 +804,6 @@ static int __init devices_setup(void)
}
device_initcall(devices_setup);
-
static struct sh_machine_vector mv_ecovec __initmv = {
.mv_name = "R0P7724 (EcoVec)",
};
diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c
index ce01d6a953b..43d75ee9335 100644
--- a/arch/sh/boards/mach-kfr2r09/setup.c
+++ b/arch/sh/boards/mach-kfr2r09/setup.c
@@ -332,6 +332,28 @@ static struct platform_device kfr2r09_camera = {
},
};
+static struct resource kfr2r09_sh_sdhi0_resources[] = {
+ [0] = {
+ .name = "SDHI0",
+ .start = 0x04ce0000,
+ .end = 0x04ce01ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 101,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kfr2r09_sh_sdhi0_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(kfr2r09_sh_sdhi0_resources),
+ .resource = kfr2r09_sh_sdhi0_resources,
+ .archdata = {
+ .hwblk_id = HWBLK_SDHI0,
+ },
+};
+
static struct platform_device *kfr2r09_devices[] __initdata = {
&kfr2r09_nor_flash_device,
&kfr2r09_nand_flash_device,
@@ -339,6 +361,7 @@ static struct platform_device *kfr2r09_devices[] __initdata = {
&kfr2r09_sh_lcdc_device,
&kfr2r09_ceu_device,
&kfr2r09_camera,
+ &kfr2r09_sh_sdhi0_device,
};
#define BSC_CS0BCR 0xfec10004
@@ -500,6 +523,16 @@ static int __init kfr2r09_devices_setup(void)
platform_resource_setup_memory(&kfr2r09_ceu_device, "ceu", 4 << 20);
+ /* SDHI0 connected to yc304 */
+ gpio_request(GPIO_FN_SDHI0CD, NULL);
+ gpio_request(GPIO_FN_SDHI0WP, NULL);
+ gpio_request(GPIO_FN_SDHI0D3, NULL);
+ gpio_request(GPIO_FN_SDHI0D2, NULL);
+ gpio_request(GPIO_FN_SDHI0D1, NULL);
+ gpio_request(GPIO_FN_SDHI0D0, NULL);
+ gpio_request(GPIO_FN_SDHI0CMD, NULL);
+ gpio_request(GPIO_FN_SDHI0CLK, NULL);
+
return platform_add_devices(kfr2r09_devices,
ARRAY_SIZE(kfr2r09_devices));
}
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index 6ed1fd32369..8e911360c91 100644
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -18,8 +18,6 @@
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/gpio.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_gpio.h>
#include <video/sh_mobile_lcdc.h>
#include <media/sh_mobile_ceu.h>
#include <media/ov772x.h>
@@ -390,17 +388,25 @@ static struct platform_device migor_ceu_device = {
},
};
-struct spi_gpio_platform_data sdcard_cn9_platform_data = {
- .sck = GPIO_PTD0,
- .mosi = GPIO_PTD1,
- .miso = GPIO_PTD2,
- .num_chipselect = 1,
+static struct resource sdhi_cn9_resources[] = {
+ [0] = {
+ .name = "SDHI",
+ .start = 0x04ce0000,
+ .end = 0x04ce01ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 101,
+ .flags = IORESOURCE_IRQ,
+ },
};
-static struct platform_device sdcard_cn9_device = {
- .name = "spi_gpio",
- .dev = {
- .platform_data = &sdcard_cn9_platform_data,
+static struct platform_device sdhi_cn9_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi_cn9_resources),
+ .resource = sdhi_cn9_resources,
+ .archdata = {
+ .hwblk_id = HWBLK_SDHI,
},
};
@@ -467,20 +473,11 @@ static struct platform_device *migor_devices[] __initdata = {
&migor_ceu_device,
&migor_nor_flash_device,
&migor_nand_flash_device,
- &sdcard_cn9_device,
+ &sdhi_cn9_device,
&migor_camera[0],
&migor_camera[1],
};
-static struct spi_board_info migor_spi_devices[] = {
- {
- .modalias = "mmc_spi",
- .max_speed_hz = 5000000,
- .chip_select = 0,
- .controller_data = (void *) GPIO_PTD5,
- },
-};
-
static int __init migor_devices_setup(void)
{
@@ -525,6 +522,16 @@ static int __init migor_devices_setup(void)
gpio_request(GPIO_PTA1, NULL);
gpio_direction_input(GPIO_PTA1);
+ /* SDHI */
+ gpio_request(GPIO_FN_SDHICD, NULL);
+ gpio_request(GPIO_FN_SDHIWP, NULL);
+ gpio_request(GPIO_FN_SDHID3, NULL);
+ gpio_request(GPIO_FN_SDHID2, NULL);
+ gpio_request(GPIO_FN_SDHID1, NULL);
+ gpio_request(GPIO_FN_SDHID0, NULL);
+ gpio_request(GPIO_FN_SDHICMD, NULL);
+ gpio_request(GPIO_FN_SDHICLK, NULL);
+
/* Touch Panel */
gpio_request(GPIO_FN_IRQ6, NULL);
@@ -612,9 +619,6 @@ static int __init migor_devices_setup(void)
i2c_register_board_info(0, migor_i2c_devices,
ARRAY_SIZE(migor_i2c_devices));
- spi_register_board_info(migor_spi_devices,
- ARRAY_SIZE(migor_spi_devices));
-
return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices));
}
arch_initcall(migor_devices_setup);
diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index e78c3be8ad2..ce6b36ebe64 100644
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -448,6 +448,28 @@ static struct platform_device sh7724_usb1_gadget_device = {
.resource = sh7724_usb1_gadget_resources,
};
+static struct resource sdhi0_cn7_resources[] = {
+ [0] = {
+ .name = "SDHI0",
+ .start = 0x04ce0000,
+ .end = 0x04ce01ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 101,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device sdhi0_cn7_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi0_cn7_resources),
+ .resource = sdhi0_cn7_resources,
+ .archdata = {
+ .hwblk_id = HWBLK_SDHI0,
+ },
+};
+
static struct platform_device *ms7724se_devices[] __initdata = {
&heartbeat_device,
&smc91x_eth_device,
@@ -460,6 +482,7 @@ static struct platform_device *ms7724se_devices[] __initdata = {
&sh7724_usb0_host_device,
&sh7724_usb1_gadget_device,
&fsi_device,
+ &sdhi0_cn7_device,
};
#define EEPROM_OP 0xBA206000
@@ -698,6 +721,16 @@ static int __init devices_setup(void)
clk_set_rate(&fsimcka_clk, 11000);
clk_put(fsia_clk);
+ /* SDHI0 connected to cn7 */
+ gpio_request(GPIO_FN_SDHI0CD, NULL);
+ gpio_request(GPIO_FN_SDHI0WP, NULL);
+ gpio_request(GPIO_FN_SDHI0D3, NULL);
+ gpio_request(GPIO_FN_SDHI0D2, NULL);
+ gpio_request(GPIO_FN_SDHI0D1, NULL);
+ gpio_request(GPIO_FN_SDHI0D0, NULL);
+ gpio_request(GPIO_FN_SDHI0CMD, NULL);
+ gpio_request(GPIO_FN_SDHI0CLK, NULL);
+
/*
* enable SH-Eth
*
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 570be139f9d..96956b3cc17 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -35,6 +35,14 @@ config MFD_ASIC3
This driver supports the ASIC3 multifunction chip found on many
PDAs (mainly iPAQ and HTC based ones)
+config MFD_SH_MOBILE_SDHI
+ bool "Support for SuperH Mobile SDHI"
+ depends on SUPERH
+ select MFD_CORE
+ ---help---
+ This driver supports the SDHI hardware block found in many
+ SuperH Mobile SoCs.
+
config MFD_DM355EVM_MSP
bool "DaVinci DM355 EVM microcontroller"
depends on I2C && MACH_DAVINCI_DM355_EVM
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index f3b277b90d4..d9522943d2f 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -4,6 +4,7 @@
obj-$(CONFIG_MFD_SM501) += sm501.o
obj-$(CONFIG_MFD_ASIC3) += asic3.o
+obj-$(CONFIG_MFD_SH_MOBILE_SDHI) += sh_mobile_sdhi.o
obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o
obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
diff --git a/drivers/mfd/sh_mobile_sdhi.c b/drivers/mfd/sh_mobile_sdhi.c
new file mode 100644
index 00000000000..56f72cc1d56
--- /dev/null
+++ b/drivers/mfd/sh_mobile_sdhi.c
@@ -0,0 +1,145 @@
+/*
+ * SuperH Mobile SDHI
+ *
+ * Copyright (C) 2009 Magnus Damm
+ *
+ * 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.
+ *
+ * Based on "Compaq ASIC3 support":
+ *
+ * Copyright 2001 Compaq Computer Corporation.
+ * Copyright 2004-2005 Phil Blundell
+ * Copyright 2007-2008 OpenedHand Ltd.
+ *
+ * Authors: Phil Blundell <pb@handhelds.org>,
+ * Samuel Ortiz <sameo@openedhand.com>
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include <linux/mfd/core.h>
+#include <linux/mfd/tmio.h>
+
+struct sh_mobile_sdhi {
+ struct clk *clk;
+ struct tmio_mmc_data mmc_data;
+ struct mfd_cell cell_mmc;
+};
+
+static struct resource sh_mobile_sdhi_resources[] = {
+ {
+ .start = 0x000,
+ .end = 0x1ff,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = 0,
+ .end = 0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct mfd_cell sh_mobile_sdhi_cell = {
+ .name = "tmio-mmc",
+ .num_resources = ARRAY_SIZE(sh_mobile_sdhi_resources),
+ .resources = sh_mobile_sdhi_resources,
+};
+
+static int __init sh_mobile_sdhi_probe(struct platform_device *pdev)
+{
+ struct sh_mobile_sdhi *priv;
+ struct resource *mem;
+ char clk_name[8];
+ int ret, irq;
+
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!mem)
+ dev_err(&pdev->dev, "missing MEM resource\n");
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0)
+ dev_err(&pdev->dev, "missing IRQ resource\n");
+
+ if (!mem || (irq < 0))
+ return -EINVAL;
+
+ priv = kzalloc(sizeof(struct sh_mobile_sdhi), GFP_KERNEL);
+ if (priv == NULL) {
+ dev_err(&pdev->dev, "kzalloc failed\n");
+ return -ENOMEM;
+ }
+
+ snprintf(clk_name, sizeof(clk_name), "sdhi%d", pdev->id);
+ priv->clk = clk_get(&pdev->dev, clk_name);
+ if (IS_ERR(priv->clk)) {
+ dev_err(&pdev->dev, "cannot get clock \"%s\"\n", clk_name);
+ ret = PTR_ERR(priv->clk);
+ kfree(priv);
+ return ret;
+ }
+
+ clk_enable(priv->clk);
+
+ /* FIXME: silly const unsigned int hclk */
+ *(unsigned int *)&priv->mmc_data.hclk = clk_get_rate(priv->clk);
+
+ memcpy(&priv->cell_mmc, &sh_mobile_sdhi_cell, sizeof(priv->cell_mmc));
+ priv->cell_mmc.driver_data = &priv->mmc_data;
+ priv->cell_mmc.platform_data = &priv->cell_mmc;
+ priv->cell_mmc.data_size = sizeof(priv->cell_mmc);
+
+ platform_set_drvdata(pdev, priv);
+
+ ret = mfd_add_devices(&pdev->dev, pdev->id,
+ &priv->cell_mmc, 1, mem, irq);
+ if (ret) {
+ clk_disable(priv->clk);
+ clk_put(priv->clk);
+ kfree(priv);
+ }
+
+ return ret;
+}
+
+static int sh_mobile_sdhi_remove(struct platform_device *pdev)
+{
+ struct sh_mobile_sdhi *priv = platform_get_drvdata(pdev);
+
+ mfd_remove_devices(&pdev->dev);
+ clk_disable(priv->clk);
+ clk_put(priv->clk);
+ kfree(priv);
+
+ return 0;
+}
+
+static struct platform_driver sh_mobile_sdhi_driver = {
+ .driver = {
+ .name = "sh_mobile_sdhi",
+ .owner = THIS_MODULE,
+ },
+ .probe = sh_mobile_sdhi_probe,
+ .remove = __devexit_p(sh_mobile_sdhi_remove),
+};
+
+static int __init sh_mobile_sdhi_init(void)
+{
+ return platform_driver_register(&sh_mobile_sdhi_driver);
+}
+
+static void __exit sh_mobile_sdhi_exit(void)
+{
+ platform_driver_unregister(&sh_mobile_sdhi_driver);
+}
+
+module_init(sh_mobile_sdhi_init);
+module_exit(sh_mobile_sdhi_exit);
+
+MODULE_DESCRIPTION("SuperH Mobile SDHI driver");
+MODULE_AUTHOR("Magnus Damm");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 432ae8358c8..e04b751680d 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -329,7 +329,7 @@ config MMC_SDRICOH_CS
config MMC_TMIO
tristate "Toshiba Mobile IO Controller (TMIO) MMC/SD function support"
- depends on MFD_TMIO || MFD_ASIC3
+ depends on MFD_TMIO || MFD_ASIC3 || SUPERH
help
This provides support for the SD/MMC cell found in TC6393XB,
T7L66XB and also HTC ASIC3
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 14:55:04 +0000