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authorLinus Walleij <linus.walleij@linaro.org>2012-02-20 21:26:30 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-02-23 22:22:45 +0000
commita64ae394eb7de5e39cf462c18edb202196c678fa (patch)
tree28f70b9b540438e4fa46c0f20ec47b150defd3c7 /arch/arm/mach-u300/core.c
parentc997e519f3fe6b40a5ad972e2a334960065d6154 (diff)
downloadlinux-a64ae394eb7de5e39cf462c18edb202196c678fa.tar.bz2
ARM: 7335/1: mach-u300: do away with MMC config files
All the special stuff (like registering input device and so on) for the U300 MMC is now done away with. We don't need these special MMC setup kludges, merge this into core.c and be done with it. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-u300/core.c')
-rw-r--r--arch/arm/mach-u300/core.c38
1 files changed, 21 insertions, 17 deletions
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index b9865605da09..a44643f1f8ce 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -18,6 +18,7 @@
#include <linux/termios.h>
#include <linux/dmaengine.h>
#include <linux/amba/bus.h>
+#include <linux/amba/mmci.h>
#include <linux/amba/serial.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
@@ -43,9 +44,9 @@
#include <mach/gpio-u300.h>
#include "clock.h"
-#include "mmc.h"
#include "spi.h"
#include "i2c.h"
+#include "u300-gpio.h"
/*
* Static I/O mappings that are needed for booting the U300 platforms. The
@@ -116,11 +117,6 @@ static AMBA_APB_DEVICE(uart1, "uart1", 0, U300_UART1_BASE,
/* AHB device at 0x4000 offset */
static AMBA_APB_DEVICE(pl172, "pl172", 0, U300_EMIF_CFG_BASE, { }, NULL);
-
-/*
- * Everything within this next ifdef deals with external devices connected to
- * the APP SPI bus.
- */
/* Fast device at 0x6000 offset */
static AMBA_APB_DEVICE(pl022, "pl022", 0, U300_SPI_BASE,
{ IRQ_U300_SPI }, NULL);
@@ -128,8 +124,26 @@ static AMBA_APB_DEVICE(pl022, "pl022", 0, U300_SPI_BASE,
/* Fast device at 0x1000 offset */
#define U300_MMCSD_IRQS { IRQ_U300_MMCSD_MCIINTR0, IRQ_U300_MMCSD_MCIINTR1 }
+static struct mmci_platform_data mmcsd_platform_data = {
+ /*
+ * Do not set ocr_mask or voltage translation function,
+ * we have a regulator we can control instead.
+ */
+ .f_max = 24000000,
+ .gpio_wp = -1,
+ .gpio_cd = U300_GPIO_PIN_MMC_CD,
+ .cd_invert = true,
+ .capabilities = MMC_CAP_MMC_HIGHSPEED |
+ MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
+#ifdef CONFIG_COH901318
+ .dma_filter = coh901318_filter_id,
+ .dma_rx_param = (void *) U300_DMA_MMCSD_RX_TX,
+ /* Don't specify a TX channel, this RX channel is bidirectional */
+#endif
+};
+
static AMBA_APB_DEVICE(mmcsd, "mmci", 0, U300_MMCSD_BASE,
- U300_MMCSD_IRQS, NULL);
+ U300_MMCSD_IRQS, &mmcsd_platform_data);
/*
* The order of device declaration may be important, since some devices
@@ -1826,16 +1840,6 @@ void __init u300_init_devices(void)
writew(val, U300_SYSCON_VBASE + U300_SYSCON_SMCR);
}
-static int core_module_init(void)
-{
- /*
- * This needs to be initialized later: it needs the input framework
- * to be initialized first.
- */
- return mmc_init(&mmcsd_device);
-}
-module_init(core_module_init);
-
/* Forward declare this function from the watchdog */
void coh901327_watchdog_reset(void);