Patchwork imx: mach-bug: add sdio platform data

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Submitter Denis 'GNUtoo' Carikli
Date May 25, 2011, 7:32 p.m.
Message ID <1306351943-7963-1-git-send-email-GNUtoo@no-log.org>
Download mbox | patch
Permalink /patch/97440/
State New
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Denis 'GNUtoo' Carikli - May 25, 2011, 7:32 p.m.
Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
---
 arch/arm/mach-imx/mach-bug.c |  106 ++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 106 insertions(+), 0 deletions(-)

Patch

diff --git a/arch/arm/mach-imx/mach-bug.c b/arch/arm/mach-imx/mach-bug.c
index 42e4f07..b0d1536 100644
--- a/arch/arm/mach-imx/mach-bug.c
+++ b/arch/arm/mach-imx/mach-bug.c
@@ -22,6 +22,8 @@ 
 #include <mach/iomux-mx3.h>
 #include <mach/hardware.h>
 #include <mach/common.h>
+#include <mach/gpio.h>
+#include <mach/mx31.h>
 
 #include <asm/mach/time.h>
 #include <asm/mach/arch.h>
@@ -40,11 +42,115 @@  static const unsigned int bug_pins[] __initconst = {
 	MX31_PIN_PC_BVD1__RXD5,
 };
 
+static int sdhc1_pins[] = {
+	MX31_PIN_SD1_DATA3__SD1_DATA3,
+	MX31_PIN_SD1_DATA2__SD1_DATA2,
+	MX31_PIN_SD1_DATA1__SD1_DATA1,
+	MX31_PIN_SD1_DATA0__SD1_DATA0,
+	MX31_PIN_SD1_CLK__SD1_CLK,
+	MX31_PIN_SD1_CMD__SD1_CMD,
+};
+
+static int sdhc2_pins[] = {
+	MX31_PIN_PC_PWRON__SD2_DATA3,
+	MX31_PIN_PC_VS1__SD2_DATA2,
+	MX31_PIN_PC_READY__SD2_DATA1,
+	MX31_PIN_PC_WAIT_B__SD2_DATA0,
+	MX31_PIN_PC_CD2_B__SD2_CLK,
+	MX31_PIN_PC_CD1_B__SD2_CMD,
+};
+
+static int mxc_bug_sdhc1_init(struct device *dev, irq_handler_t h, void *data)
+{
+	return mxc_iomux_setup_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins),
+					     "sdhc-1");
+}
+
+static void mxc_bug_sdhc1_exit(struct device *dev, void *data)
+{
+	mxc_iomux_release_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins));
+}
+
+static int mxc_bug_sdhc2_init(struct device *dev, irq_handler_t h, void *data)
+{
+	return mxc_iomux_setup_multiple_pins(sdhc2_pins, ARRAY_SIZE(sdhc2_pins),
+					     "sdhc-2");
+}
+
+static void mxc_bug_sdhc2_exit(struct device *dev, void *data)
+{
+	mxc_iomux_release_multiple_pins(sdhc2_pins, ARRAY_SIZE(sdhc2_pins));
+}
+
+/* No card and rw detection at the moment */
+static struct imxmmc_platform_data sdhc1_pdata = {
+	.init = mxc_bug_sdhc1_init,
+	.exit = mxc_bug_sdhc1_exit,
+	.ocr_avail = MMC_VDD_27_28 | MMC_VDD_28_29 | MMC_VDD_29_30 |
+	MMC_VDD_32_33 | MMC_VDD_33_34,
+};
+
+static struct imxmmc_platform_data sdhc2_pdata = {
+	.init = mxc_bug_sdhc2_init,
+	.exit = mxc_bug_sdhc2_exit,
+};
+
+
+static struct resource mxcsdhc0_resources[] = {
+	{
+		.start = MX31_SDHC1_BASE_ADDR,
+		.end = MX31_SDHC1_BASE_ADDR + SZ_16K - 1,
+		.flags = IORESOURCE_MEM,
+	}, {
+		.start = MX31_INT_SDHC1,
+		.end = MX31_INT_SDHC1,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+static struct resource mxcsdhc1_resources[] = {
+	{
+		.start = MX31_SDHC2_BASE_ADDR,
+		.end = MX31_SDHC2_BASE_ADDR + SZ_16K - 1,
+		.flags = IORESOURCE_MEM,
+	}, {
+		.start = MX31_INT_SDHC2,
+		.end = MX31_INT_SDHC2,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device mxcsdhc_device0 = {
+	.name = "mxc-mmc",
+	.id = 0,
+	.num_resources = ARRAY_SIZE(mxcsdhc0_resources),
+	.resource = mxcsdhc0_resources,
+};
+
+struct platform_device mxcsdhc_device1 = {
+	.name = "mxc-mmc",
+	.id = 1,
+	.num_resources = ARRAY_SIZE(mxcsdhc1_resources),
+	.resource = mxcsdhc1_resources,
+};
+
 static void __init bug_board_init(void)
 {
 	mxc_iomux_setup_multiple_pins(bug_pins,
 				      ARRAY_SIZE(bug_pins), "uart-4");
 	imx31_add_imx_uart4(&uart_pdata);
+
+	/* Turn off Wifi by default */
+	if ( !mxc_iomux_alloc_pin(
+		IOMUX_MODE(MX31_PIN_USB_BYP, IOMUX_CONFIG_GPIO), "bug-wifi")
+		){
+		if (!gpio_request(IOMUX_TO_GPIO(MX31_PIN_USB_BYP),
+				   "bug-wifi"))
+			gpio_direction_output(IOMUX_TO_GPIO(
+						      MX31_PIN_USB_BYP), 0);
+	}
+	mxc_register_device(&mxcsdhc_device0, &sdhc1_pdata);
+	mxc_register_device(&mxcsdhc_device1, &sdhc2_pdata);
 }
 
 static void __init bug_timer_init(void)