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Diffstat (limited to 'arch/arm/mach-imx/mach-pca100.c')
-rw-r--r--arch/arm/mach-imx/mach-pca100.c146
1 files changed, 56 insertions, 90 deletions
diff --git a/arch/arm/mach-imx/mach-pca100.c b/arch/arm/mach-imx/mach-pca100.c
index 6c92deaf468..12212378c67 100644
--- a/arch/arm/mach-imx/mach-pca100.c
+++ b/arch/arm/mach-imx/mach-pca100.c
@@ -20,7 +20,7 @@
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/i2c.h>
-#include <linux/i2c/at24.h>
+#include <linux/platform_data/at24.h>
#include <linux/dma-mapping.h>
#include <linux/spi/spi.h>
#include <linux/spi/eeprom.h>
@@ -29,25 +29,16 @@
#include <linux/gpio.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
-#include <linux/fsl_devices.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
-#include <mach/common.h>
-#include <mach/hardware.h>
-#include <mach/iomux-mx27.h>
#include <asm/mach/time.h>
-#include <mach/audmux.h>
-#include <mach/ssi.h>
-#include <mach/mxc_nand.h>
-#include <mach/irqs.h>
-#include <mach/mmc.h>
-#include <mach/mxc_ehci.h>
-#include <mach/ulpi.h>
-#include <mach/imxfb.h>
+#include "common.h"
#include "devices-imx27.h"
-#include "devices.h"
+#include "hardware.h"
+#include "iomux-mx27.h"
+#include "ulpi.h"
#define OTG_PHY_CS_GPIO (GPIO_PORTB + 23)
#define USBH2_PHY_CS_GPIO (GPIO_PORTB + 24)
@@ -55,7 +46,7 @@
#define SPI1_SS1 (GPIO_PORTD + 27)
#define SD2_CD (GPIO_PORTC + 29)
-static int pca100_pins[] = {
+static const int pca100_pins[] __initconst = {
/* UART1 */
PE12_PF_UART1_TXD,
PE13_PF_UART1_RXD,
@@ -172,12 +163,6 @@ pca100_nand_board_info __initconst = {
.hw_ecc = 1,
};
-static struct platform_device *platform_devices[] __initdata = {
- &mxc_w1_master_device,
- &mxc_fec_device,
- &mxc_wdt,
-};
-
static const struct imxi2c_platform_data pca100_i2c1_data __initconst = {
.bitrate = 100000,
};
@@ -193,15 +178,12 @@ static struct i2c_board_info pca100_i2c_devices[] = {
I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
.platform_data = &board_eeprom,
}, {
- I2C_BOARD_INFO("rtc-pcf8563", 0x51),
- .type = "pcf8563"
+ I2C_BOARD_INFO("pcf8563", 0x51),
}, {
I2C_BOARD_INFO("lm75", 0x4a),
- .type = "lm75"
}
};
-#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
static struct spi_eeprom at25320 = {
.name = "at25320an",
.byte_len = 4096,
@@ -225,7 +207,6 @@ static const struct spi_imx_master pca100_spi0_data __initconst = {
.chipselect = pca100_spi_cs,
.num_chipselect = ARRAY_SIZE(pca100_spi_cs),
};
-#endif
static void pca100_ac97_warm_reset(struct snd_ac97 *ac97)
{
@@ -252,7 +233,7 @@ static void pca100_ac97_cold_reset(struct snd_ac97 *ac97)
msleep(2);
}
-static struct imx_ssi_platform_data pca100_ssi_pdata = {
+static const struct imx_ssi_platform_data pca100_ssi_pdata __initconst = {
.ac97_reset = pca100_ac97_cold_reset,
.ac97_warm_reset = pca100_ac97_warm_reset,
.flags = IMX_SSI_USE_AC97,
@@ -263,69 +244,70 @@ static int pca100_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
{
int ret;
- ret = request_irq(IRQ_GPIOC(29), detect_irq,
- IRQF_DISABLED | IRQF_TRIGGER_FALLING,
- "imx-mmc-detect", data);
+ ret = request_irq(gpio_to_irq(IMX_GPIO_NR(3, 29)), detect_irq,
+ IRQF_TRIGGER_FALLING, "imx-mmc-detect", data);
if (ret)
printk(KERN_ERR
- "pca100: Failed to reuest irq for sd/mmc detection\n");
+ "pca100: Failed to request irq for sd/mmc detection\n");
return ret;
}
static void pca100_sdhc2_exit(struct device *dev, void *data)
{
- free_irq(IRQ_GPIOC(29), data);
+ free_irq(gpio_to_irq(IMX_GPIO_NR(3, 29)), data);
}
-static struct imxmmc_platform_data sdhc_pdata = {
+static const struct imxmmc_platform_data sdhc_pdata __initconst = {
.init = pca100_sdhc2_init,
.exit = pca100_sdhc2_exit,
};
-#if defined(CONFIG_USB_ULPI)
static int otg_phy_init(struct platform_device *pdev)
{
gpio_set_value(OTG_PHY_CS_GPIO, 0);
- return 0;
+
+ mdelay(10);
+
+ return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
}
-static struct mxc_usbh_platform_data otg_pdata = {
+static struct mxc_usbh_platform_data otg_pdata __initdata = {
.init = otg_phy_init,
.portsc = MXC_EHCI_MODE_ULPI,
- .flags = MXC_EHCI_INTERFACE_DIFF_UNI,
};
static int usbh2_phy_init(struct platform_device *pdev)
{
gpio_set_value(USBH2_PHY_CS_GPIO, 0);
- return 0;
+
+ mdelay(10);
+
+ return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
}
-static struct mxc_usbh_platform_data usbh2_pdata = {
+static struct mxc_usbh_platform_data usbh2_pdata __initdata = {
.init = usbh2_phy_init,
.portsc = MXC_EHCI_MODE_ULPI,
- .flags = MXC_EHCI_INTERFACE_DIFF_UNI,
};
-#endif
-static struct fsl_usb2_platform_data otg_device_pdata = {
+static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
.operating_mode = FSL_USB2_DR_DEVICE,
.phy_mode = FSL_USB2_PHY_ULPI,
};
-static int otg_mode_host;
+static bool otg_mode_host __initdata;
static int __init pca100_otg_mode(char *options)
{
if (!strcmp(options, "host"))
- otg_mode_host = 1;
+ otg_mode_host = true;
else if (!strcmp(options, "device"))
- otg_mode_host = 0;
+ otg_mode_host = false;
else
pr_info("otg_mode neither \"host\" nor \"device\". "
"Defaulting to device\n");
- return 0;
+ return 1;
}
__setup("otg_mode=", pca100_otg_mode);
@@ -359,7 +341,7 @@ static struct imx_fb_videomode pca100_fb_modes[] = {
},
};
-static struct imx_fb_platform_data pca100_fb_data = {
+static const struct imx_fb_platform_data pca100_fb_data __initconst = {
.mode = pca100_fb_modes,
.num_modes = ARRAY_SIZE(pca100_fb_modes),
@@ -372,28 +354,18 @@ static void __init pca100_init(void)
{
int ret;
- /* SSI unit */
- mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
- MXC_AUDMUX_V1_PCR_SYN | /* 4wire mode */
- MXC_AUDMUX_V1_PCR_TFCSEL(3) |
- MXC_AUDMUX_V1_PCR_TCLKDIR | /* clock is output */
- MXC_AUDMUX_V1_PCR_RXDSEL(3));
- mxc_audmux_v1_configure_port(3,
- MXC_AUDMUX_V1_PCR_SYN | /* 4wire mode */
- MXC_AUDMUX_V1_PCR_TFCSEL(0) |
- MXC_AUDMUX_V1_PCR_TFSDIR |
- MXC_AUDMUX_V1_PCR_RXDSEL(0));
+ imx27_soc_init();
ret = mxc_gpio_setup_multiple_pins(pca100_pins,
ARRAY_SIZE(pca100_pins), "PCA100");
if (ret)
printk(KERN_ERR "pca100: Failed to setup pins (%d)\n", ret);
- mxc_register_device(&imx_ssi_device0, &pca100_ssi_pdata);
+ imx27_add_imx_ssi(0, &pca100_ssi_pdata);
imx27_add_imx_uart0(&uart_pdata);
- mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata);
+ imx27_add_mxc_mmc(1, &sdhc_pdata);
imx27_add_mxc_nand(&pca100_nand_board_info);
@@ -401,42 +373,41 @@ static void __init pca100_init(void)
i2c_register_board_info(1, pca100_i2c_devices,
ARRAY_SIZE(pca100_i2c_devices));
- imx27_add_i2c_imx1(&pca100_i2c1_data);
+ imx27_add_imx_i2c(1, &pca100_i2c1_data);
-#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_IN);
mxc_gpio_mode(GPIO_PORTD | 27 | GPIO_GPIO | GPIO_IN);
spi_register_board_info(pca100_spi_board_info,
ARRAY_SIZE(pca100_spi_board_info));
- imx27_add_spi_imx0(&pca100_spi_0_data);
-#endif
+ imx27_add_spi_imx0(&pca100_spi0_data);
gpio_request(OTG_PHY_CS_GPIO, "usb-otg-cs");
gpio_direction_output(OTG_PHY_CS_GPIO, 1);
gpio_request(USBH2_PHY_CS_GPIO, "usb-host2-cs");
gpio_direction_output(USBH2_PHY_CS_GPIO, 1);
-#if defined(CONFIG_USB_ULPI)
if (otg_mode_host) {
- otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
- USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
+ otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
+ ULPI_OTG_DRVVBUS_EXT);
- mxc_register_device(&mxc_otg_host, &otg_pdata);
+ if (otg_pdata.otg)
+ imx27_add_mxc_ehci_otg(&otg_pdata);
+ } else {
+ gpio_set_value(OTG_PHY_CS_GPIO, 0);
+ imx27_add_fsl_usb2_udc(&otg_device_pdata);
}
- usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
- USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
+ usbh2_pdata.otg = imx_otg_ulpi_create(
+ ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT);
- mxc_register_device(&mxc_usbh2, &usbh2_pdata);
-#endif
- if (!otg_mode_host) {
- gpio_set_value(OTG_PHY_CS_GPIO, 0);
- mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
- }
+ if (usbh2_pdata.otg)
+ imx27_add_mxc_ehci_hs(2, &usbh2_pdata);
- mxc_register_device(&mxc_fb_device, &pca100_fb_data);
+ imx27_add_imx_fb(&pca100_fb_data);
- platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+ imx27_add_fec(NULL);
+ imx27_add_imx2_wdt();
+ imx27_add_mxc_w1();
}
static void __init pca100_timer_init(void)
@@ -444,17 +415,12 @@ static void __init pca100_timer_init(void)
mx27_clocks_init(26000000);
}
-static struct sys_timer pca100_timer = {
- .init = pca100_timer_init,
-};
-
MACHINE_START(PCA100, "phyCARD-i.MX27")
- .phys_io = MX27_AIPI_BASE_ADDR,
- .io_pg_offst = ((MX27_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
- .boot_params = MX27_PHYS_OFFSET + 0x100,
- .map_io = mx27_map_io,
- .init_irq = mx27_init_irq,
- .init_machine = pca100_init,
- .timer = &pca100_timer,
+ .atag_offset = 0x100,
+ .map_io = mx27_map_io,
+ .init_early = imx27_init_early,
+ .init_irq = mx27_init_irq,
+ .init_machine = pca100_init,
+ .init_time = pca100_timer_init,
+ .restart = mxc_restart,
MACHINE_END
-
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-25 09:07:50 +0000