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Diffstat (limited to 'arch/arm/mach-mx3/pcm037.c')
-rw-r--r--arch/arm/mach-mx3/pcm037.c282
1 files changed, 235 insertions, 47 deletions
diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c
index b5227d837b2..c6f61a1f06c 100644
--- a/arch/arm/mach-mx3/pcm037.c
+++ b/arch/arm/mach-mx3/pcm037.c
@@ -28,6 +28,10 @@
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/i2c/at24.h>
+#include <linux/delay.h>
+#include <linux/spi/spi.h>
+#include <linux/irq.h>
+#include <linux/fsl_devices.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -37,7 +41,9 @@
#include <mach/common.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx3.h>
+#include <mach/ipu.h>
#include <mach/board-pcm037.h>
+#include <mach/mx3fb.h>
#include <mach/mxc_nand.h>
#include <mach/mmc.h>
#ifdef CONFIG_I2C_IMX
@@ -46,6 +52,76 @@
#include "devices.h"
+static unsigned int pcm037_pins[] = {
+ /* I2C */
+ MX31_PIN_CSPI2_MOSI__SCL,
+ MX31_PIN_CSPI2_MISO__SDA,
+ /* SDHC1 */
+ 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,
+ IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO), /* card detect */
+ IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), /* write protect */
+ /* SPI1 */
+ MX31_PIN_CSPI1_MOSI__MOSI,
+ MX31_PIN_CSPI1_MISO__MISO,
+ MX31_PIN_CSPI1_SCLK__SCLK,
+ MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
+ MX31_PIN_CSPI1_SS0__SS0,
+ MX31_PIN_CSPI1_SS1__SS1,
+ MX31_PIN_CSPI1_SS2__SS2,
+ /* UART1 */
+ MX31_PIN_CTS1__CTS1,
+ MX31_PIN_RTS1__RTS1,
+ MX31_PIN_TXD1__TXD1,
+ MX31_PIN_RXD1__RXD1,
+ /* UART2 */
+ MX31_PIN_TXD2__TXD2,
+ MX31_PIN_RXD2__RXD2,
+ MX31_PIN_CTS2__CTS2,
+ MX31_PIN_RTS2__RTS2,
+ /* UART3 */
+ MX31_PIN_CSPI3_MOSI__RXD3,
+ MX31_PIN_CSPI3_MISO__TXD3,
+ MX31_PIN_CSPI3_SCLK__RTS3,
+ MX31_PIN_CSPI3_SPI_RDY__CTS3,
+ /* LAN9217 irq pin */
+ IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
+ /* Onewire */
+ MX31_PIN_BATT_LINE__OWIRE,
+ /* Framebuffer */
+ MX31_PIN_LD0__LD0,
+ MX31_PIN_LD1__LD1,
+ MX31_PIN_LD2__LD2,
+ MX31_PIN_LD3__LD3,
+ MX31_PIN_LD4__LD4,
+ MX31_PIN_LD5__LD5,
+ MX31_PIN_LD6__LD6,
+ MX31_PIN_LD7__LD7,
+ MX31_PIN_LD8__LD8,
+ MX31_PIN_LD9__LD9,
+ MX31_PIN_LD10__LD10,
+ MX31_PIN_LD11__LD11,
+ MX31_PIN_LD12__LD12,
+ MX31_PIN_LD13__LD13,
+ MX31_PIN_LD14__LD14,
+ MX31_PIN_LD15__LD15,
+ MX31_PIN_LD16__LD16,
+ MX31_PIN_LD17__LD17,
+ MX31_PIN_VSYNC3__VSYNC3,
+ MX31_PIN_HSYNC__HSYNC,
+ MX31_PIN_FPSHIFT__FPSHIFT,
+ MX31_PIN_DRDY0__DRDY0,
+ MX31_PIN_D3_REV__D3_REV,
+ MX31_PIN_CONTRAST__CONTRAST,
+ MX31_PIN_D3_SPL__D3_SPL,
+ MX31_PIN_D3_CLS__D3_CLS,
+ MX31_PIN_LCS0__GPI03_23,
+};
+
static struct physmap_flash_data pcm037_flash_data = {
.width = 2,
};
@@ -56,6 +132,54 @@ static struct resource pcm037_flash_resource = {
.flags = IORESOURCE_MEM,
};
+static int usbotg_pins[] = {
+ MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
+ MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
+ MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
+ MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
+ MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
+ MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
+ MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
+ MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
+ MX31_PIN_USBOTG_CLK__USBOTG_CLK,
+ MX31_PIN_USBOTG_DIR__USBOTG_DIR,
+ MX31_PIN_USBOTG_NXT__USBOTG_NXT,
+ MX31_PIN_USBOTG_STP__USBOTG_STP,
+};
+
+/* USB OTG HS port */
+static int __init gpio_usbotg_hs_activate(void)
+{
+ int ret = mxc_iomux_setup_multiple_pins(usbotg_pins,
+ ARRAY_SIZE(usbotg_pins), "usbotg");
+
+ if (ret < 0) {
+ printk(KERN_ERR "Cannot set up OTG pins\n");
+ return ret;
+ }
+
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+ mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+
+ return 0;
+}
+
+/* OTG config */
+static struct fsl_usb2_platform_data usb_pdata = {
+ .operating_mode = FSL_USB2_DR_DEVICE,
+ .phy_mode = FSL_USB2_PHY_ULPI,
+};
+
static struct platform_device pcm037_flash = {
.name = "physmap-flash",
.id = 0,
@@ -127,26 +251,8 @@ static struct mxc_nand_platform_data pcm037_nand_board_info = {
};
#ifdef CONFIG_I2C_IMX
-static int i2c_1_pins[] = {
- MX31_PIN_CSPI2_MOSI__SCL,
- MX31_PIN_CSPI2_MISO__SDA,
-};
-
-static int pcm037_i2c_1_init(struct device *dev)
-{
- return mxc_iomux_setup_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins),
- "i2c-1");
-}
-
-static void pcm037_i2c_1_exit(struct device *dev)
-{
- mxc_iomux_release_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins));
-}
-
static struct imxi2c_platform_data pcm037_i2c_1_data = {
.bitrate = 100000,
- .init = pcm037_i2c_1_init,
- .exit = pcm037_i2c_1_exit,
};
static struct at24_platform_data board_eeprom = {
@@ -166,48 +272,119 @@ static struct i2c_board_info pcm037_i2c_devices[] = {
};
#endif
-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,
-};
+/* Not connected by default */
+#ifdef PCM970_SDHC_RW_SWITCH
+static int pcm970_sdhc1_get_ro(struct device *dev)
+{
+ return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_SFS6));
+}
+#endif
+
+#define SDHC1_GPIO_WP IOMUX_TO_GPIO(MX31_PIN_SFS6)
+#define SDHC1_GPIO_DET IOMUX_TO_GPIO(MX31_PIN_SCK6)
-static int pcm970_sdhc1_init(struct device *dev, irq_handler_t h, void *data)
+static int pcm970_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
+ void *data)
{
- return mxc_iomux_setup_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins),
- "sdhc-1");
+ int ret;
+
+ ret = gpio_request(SDHC1_GPIO_DET, "sdhc-detect");
+ if (ret)
+ return ret;
+
+ gpio_direction_input(SDHC1_GPIO_DET);
+
+#ifdef PCM970_SDHC_RW_SWITCH
+ ret = gpio_request(SDHC1_GPIO_WP, "sdhc-wp");
+ if (ret)
+ goto err_gpio_free;
+ gpio_direction_input(SDHC1_GPIO_WP);
+#endif
+
+ ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), detect_irq,
+ IRQF_DISABLED | IRQF_TRIGGER_FALLING,
+ "sdhc-detect", data);
+ if (ret)
+ goto err_gpio_free_2;
+
+ return 0;
+
+err_gpio_free_2:
+#ifdef PCM970_SDHC_RW_SWITCH
+ gpio_free(SDHC1_GPIO_WP);
+err_gpio_free:
+#endif
+ gpio_free(SDHC1_GPIO_DET);
+
+ return ret;
}
static void pcm970_sdhc1_exit(struct device *dev, void *data)
{
- mxc_iomux_release_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins));
+ free_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), data);
+ gpio_free(SDHC1_GPIO_DET);
+ gpio_free(SDHC1_GPIO_WP);
}
-/* No card and rw detection at the moment */
static struct imxmmc_platform_data sdhc_pdata = {
+#ifdef PCM970_SDHC_RW_SWITCH
+ .get_ro = pcm970_sdhc1_get_ro,
+#endif
.init = pcm970_sdhc1_init,
.exit = pcm970_sdhc1_exit,
};
static struct platform_device *devices[] __initdata = {
&pcm037_flash,
- &pcm037_eth,
&pcm037_sram_device,
};
-static int uart0_pins[] = {
- MX31_PIN_CTS1__CTS1,
- MX31_PIN_RTS1__RTS1,
- MX31_PIN_TXD1__TXD1,
- MX31_PIN_RXD1__RXD1
+static struct ipu_platform_data mx3_ipu_data = {
+ .irq_base = MXC_IPU_IRQ_START,
};
-static int uart2_pins[] = {
- MX31_PIN_CSPI3_MOSI__RXD3,
- MX31_PIN_CSPI3_MISO__TXD3
+static const struct fb_videomode fb_modedb[] = {
+ {
+ /* 240x320 @ 60 Hz Sharp */
+ .name = "Sharp-LQ035Q7DH06-QVGA",
+ .refresh = 60,
+ .xres = 240,
+ .yres = 320,
+ .pixclock = 185925,
+ .left_margin = 9,
+ .right_margin = 16,
+ .upper_margin = 7,
+ .lower_margin = 9,
+ .hsync_len = 1,
+ .vsync_len = 1,
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE |
+ FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ }, {
+ /* 240x320 @ 60 Hz */
+ .name = "TX090",
+ .refresh = 60,
+ .xres = 240,
+ .yres = 320,
+ .pixclock = 38255,
+ .left_margin = 144,
+ .right_margin = 0,
+ .upper_margin = 7,
+ .lower_margin = 40,
+ .hsync_len = 96,
+ .vsync_len = 1,
+ .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
+};
+
+static struct mx3fb_platform_data mx3fb_pdata = {
+ .dma_dev = &mx3_ipu.dev,
+ .name = "Sharp-LQ035Q7DH06-QVGA",
+ .mode = fb_modedb,
+ .num_modes = ARRAY_SIZE(fb_modedb),
};
/*
@@ -215,21 +392,28 @@ static int uart2_pins[] = {
*/
static void __init mxc_board_init(void)
{
+ int ret;
+
+ mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins),
+ "pcm037");
+
platform_add_devices(devices, ARRAY_SIZE(devices));
- mxc_iomux_setup_multiple_pins(uart0_pins, ARRAY_SIZE(uart0_pins), "uart-0");
mxc_register_device(&mxc_uart_device0, &uart_pdata);
-
- mxc_iomux_setup_multiple_pins(uart2_pins, ARRAY_SIZE(uart2_pins), "uart-2");
+ mxc_register_device(&mxc_uart_device1, &uart_pdata);
mxc_register_device(&mxc_uart_device2, &uart_pdata);
- mxc_iomux_setup_pin(MX31_PIN_BATT_LINE__OWIRE, "batt-0wire");
mxc_register_device(&mxc_w1_master_device, NULL);
/* LAN9217 IRQ pin */
- if (!mxc_iomux_setup_pin(IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
- "pcm037-eth"))
+ ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");
+ if (ret)
+ pr_warning("could not get LAN irq gpio\n");
+ else {
gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
+ platform_device_register(&pcm037_eth);
+ }
+
#ifdef CONFIG_I2C_IMX
i2c_register_board_info(1, pcm037_i2c_devices,
@@ -239,6 +423,10 @@ static void __init mxc_board_init(void)
#endif
mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);
+ mxc_register_device(&mx3_ipu, &mx3_ipu_data);
+ mxc_register_device(&mx3_fb, &mx3fb_pdata);
+ if (!gpio_usbotg_hs_activate())
+ mxc_register_device(&mxc_otg_udc_device, &usb_pdata);
}
static void __init pcm037_timer_init(void)
@@ -255,7 +443,7 @@ MACHINE_START(PCM037, "Phytec Phycore pcm037")
.phys_io = AIPS1_BASE_ADDR,
.io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
.boot_params = PHYS_OFFSET + 0x100,
- .map_io = mxc_map_io,
+ .map_io = mx31_map_io,
.init_irq = mxc_init_irq,
.init_machine = mxc_board_init,
.timer = &pcm037_timer,