summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap2/board-rx51-peripherals.c
diff options
context:
space:
mode:
authorDavid Woodhouse <David.Woodhouse@intel.com>2010-03-26 15:55:59 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-03-26 15:55:59 +0100
commit329f9052dbadf6f4afe2231668bd00c579a4aa10 (patch)
treee080a5c70df40f3ae8cf28a95a3267757668ab97 /arch/arm/mach-omap2/board-rx51-peripherals.c
parentmtd/maps/pismo: remove dangling pointer and a leak (diff)
parentLinux 2.6.34-rc2 (diff)
downloadlinux-329f9052dbadf6f4afe2231668bd00c579a4aa10.tar.xz
linux-329f9052dbadf6f4afe2231668bd00c579a4aa10.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/mtd/nand/sh_flctl.c Maxim's patch to initialise sysfs attributes depends on the patch which actually adds sysfs_attr_init().
Diffstat (limited to 'arch/arm/mach-omap2/board-rx51-peripherals.c')
-rw-r--r--arch/arm/mach-omap2/board-rx51-peripherals.c63
1 files changed, 51 insertions, 12 deletions
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index acafdbc8aa16..4377a4cf36eb 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -34,7 +34,7 @@
#include <plat/gpmc-smc91x.h>
#include "mux.h"
-#include "mmc-twl4030.h"
+#include "hsmmc.h"
#define SYSTEM_REV_B_USES_VAUX3 0x1699
#define SYSTEM_REV_S_USES_VAUX3 0x8
@@ -209,7 +209,47 @@ static struct twl4030_madc_platform_data rx51_madc_data = {
.irq_line = 1,
};
-static struct twl4030_hsmmc_info mmc[] = {
+/* Enable input logic and pull all lines up when eMMC is on. */
+static struct omap_board_mux rx51_mmc2_on_mux[] = {
+ OMAP3_MUX(SDMMC2_CMD, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT0, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT1, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT2, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT3, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT4, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT5, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT6, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT7, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
+ { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+
+/* Disable input logic and pull all lines down when eMMC is off. */
+static struct omap_board_mux rx51_mmc2_off_mux[] = {
+ OMAP3_MUX(SDMMC2_CMD, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT0, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT1, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT2, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT3, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT4, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT5, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT6, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ OMAP3_MUX(SDMMC2_DAT7, OMAP_PULL_ENA | OMAP_MUX_MODE0),
+ { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+
+/*
+ * Current flows to eMMC when eMMC is off and the data lines are pulled up,
+ * so pull them down. N.B. we pull 8 lines because we are using 8 lines.
+ */
+static void rx51_mmc2_remux(struct device *dev, int slot, int power_on)
+{
+ if (power_on)
+ omap_mux_write_array(rx51_mmc2_on_mux);
+ else
+ omap_mux_write_array(rx51_mmc2_off_mux);
+}
+
+static struct omap2_hsmmc_info mmc[] __initdata = {
{
.name = "external",
.mmc = 1,
@@ -222,25 +262,29 @@ static struct twl4030_hsmmc_info mmc[] = {
{
.name = "internal",
.mmc = 2,
- .wires = 8,
+ .wires = 8, /* See also rx51_mmc2_remux */
.gpio_cd = -EINVAL,
.gpio_wp = -EINVAL,
.nonremovable = true,
.power_saving = true,
+ .remux = rx51_mmc2_remux,
},
{} /* Terminator */
};
static struct regulator_consumer_supply rx51_vmmc1_supply = {
- .supply = "vmmc",
+ .supply = "vmmc",
+ .dev_name = "mmci-omap-hs.0",
};
static struct regulator_consumer_supply rx51_vmmc2_supply = {
- .supply = "vmmc",
+ .supply = "vmmc",
+ .dev_name = "mmci-omap-hs.1",
};
static struct regulator_consumer_supply rx51_vsim_supply = {
- .supply = "vmmc_aux",
+ .supply = "vmmc_aux",
+ .dev_name = "mmci-omap-hs.1",
};
static struct regulator_init_data rx51_vaux1 = {
@@ -375,12 +419,6 @@ static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
gpio_request(gpio + 7, "speaker_en");
gpio_direction_output(gpio + 7, 1);
- /* set up MMC adapters, linking their regulators to them */
- twl4030_mmc_init(mmc);
- rx51_vmmc1_supply.dev = mmc[0].dev;
- rx51_vmmc2_supply.dev = mmc[1].dev;
- rx51_vsim_supply.dev = mmc[1].dev;
-
return 0;
}
@@ -751,5 +789,6 @@ void __init rx51_peripherals_init(void)
rx51_init_wl1251();
spi_register_board_info(rx51_peripherals_spi_board_info,
ARRAY_SIZE(rx51_peripherals_spi_board_info));
+ omap2_hsmmc_init(mmc);
}