| /* |
| * linux/arch/arm/mach-mmp/ttc_dkb.c |
| * |
| * Support for the Marvell PXA910-based TTC_DKB Development Platform. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * publishhed by the Free Software Foundation. |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/kernel.h> |
| #include <linux/platform_device.h> |
| #include <linux/mtd/mtd.h> |
| #include <linux/mtd/partitions.h> |
| #include <linux/mtd/onenand.h> |
| #include <linux/interrupt.h> |
| #include <linux/platform_data/pca953x.h> |
| #include <linux/gpio.h> |
| #include <linux/gpio-pxa.h> |
| #include <linux/mfd/88pm860x.h> |
| #include <linux/platform_data/mv_usb.h> |
| #include <linux/spi/spi.h> |
| #include <linux/delay.h> |
| |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/flash.h> |
| #include <mach/addr-map.h> |
| #include <mach/mfp-pxa910.h> |
| #include <mach/pxa910.h> |
| #include <mach/irqs.h> |
| #include <mach/regs-usb.h> |
| |
| #include "common.h" |
| |
| #define TTCDKB_GPIO_EXT0(x) (MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 : \ |
| ((x < 16) ? x : 15))) |
| #define TTCDKB_GPIO_EXT1(x) (MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \ |
| ((x < 16) ? x : 15))) |
| |
| /* |
| * 16 board interrupts -- MAX7312 GPIO expander |
| * 16 board interrupts -- PCA9575 GPIO expander |
| * 24 board interrupts -- 88PM860x PMIC |
| */ |
| #define TTCDKB_NR_IRQS (MMP_NR_IRQS + 16 + 16 + 24) |
| |
| static unsigned long ttc_dkb_pin_config[] __initdata = { |
| /* UART2 */ |
| GPIO47_UART2_RXD, |
| GPIO48_UART2_TXD, |
| |
| /* DFI */ |
| DF_IO0_ND_IO0, |
| DF_IO1_ND_IO1, |
| DF_IO2_ND_IO2, |
| DF_IO3_ND_IO3, |
| DF_IO4_ND_IO4, |
| DF_IO5_ND_IO5, |
| DF_IO6_ND_IO6, |
| DF_IO7_ND_IO7, |
| DF_IO8_ND_IO8, |
| DF_IO9_ND_IO9, |
| DF_IO10_ND_IO10, |
| DF_IO11_ND_IO11, |
| DF_IO12_ND_IO12, |
| DF_IO13_ND_IO13, |
| DF_IO14_ND_IO14, |
| DF_IO15_ND_IO15, |
| DF_nCS0_SM_nCS2_nCS0, |
| DF_ALE_SM_WEn_ND_ALE, |
| DF_CLE_SM_OEn_ND_CLE, |
| DF_WEn_DF_WEn, |
| DF_REn_DF_REn, |
| DF_RDY0_DF_RDY0, |
| }; |
| |
| static struct pxa_gpio_platform_data pxa910_gpio_pdata = { |
| .irq_base = MMP_GPIO_TO_IRQ(0), |
| }; |
| |
| static struct mtd_partition ttc_dkb_onenand_partitions[] = { |
| { |
| .name = "bootloader", |
| .offset = 0, |
| .size = SZ_1M, |
| .mask_flags = MTD_WRITEABLE, |
| }, { |
| .name = "reserved", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_128K, |
| .mask_flags = MTD_WRITEABLE, |
| }, { |
| .name = "reserved", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_8M, |
| .mask_flags = MTD_WRITEABLE, |
| }, { |
| .name = "kernel", |
| .offset = MTDPART_OFS_APPEND, |
| .size = (SZ_2M + SZ_1M), |
| .mask_flags = 0, |
| }, { |
| .name = "filesystem", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_32M + SZ_16M, |
| .mask_flags = 0, |
| } |
| }; |
| |
| static struct onenand_platform_data ttc_dkb_onenand_info = { |
| .parts = ttc_dkb_onenand_partitions, |
| .nr_parts = ARRAY_SIZE(ttc_dkb_onenand_partitions), |
| }; |
| |
| static struct resource ttc_dkb_resource_onenand[] = { |
| [0] = { |
| .start = SMC_CS0_PHYS_BASE, |
| .end = SMC_CS0_PHYS_BASE + SZ_1M, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct platform_device ttc_dkb_device_onenand = { |
| .name = "onenand-flash", |
| .id = -1, |
| .resource = ttc_dkb_resource_onenand, |
| .num_resources = ARRAY_SIZE(ttc_dkb_resource_onenand), |
| .dev = { |
| .platform_data = &ttc_dkb_onenand_info, |
| }, |
| }; |
| |
| static struct platform_device *ttc_dkb_devices[] = { |
| &pxa910_device_gpio, |
| &pxa910_device_rtc, |
| &ttc_dkb_device_onenand, |
| }; |
| |
| static struct pca953x_platform_data max7312_data[] = { |
| { |
| .gpio_base = TTCDKB_GPIO_EXT0(0), |
| .irq_base = MMP_NR_IRQS, |
| }, |
| }; |
| |
| static struct pm860x_platform_data ttc_dkb_pm8607_info = { |
| .irq_base = IRQ_BOARD_START, |
| }; |
| |
| static struct i2c_board_info ttc_dkb_i2c_info[] = { |
| { |
| .type = "88PM860x", |
| .addr = 0x34, |
| .platform_data = &ttc_dkb_pm8607_info, |
| .irq = IRQ_PXA910_PMIC_INT, |
| }, |
| { |
| .type = "max7312", |
| .addr = 0x23, |
| .irq = MMP_GPIO_TO_IRQ(80), |
| .platform_data = &max7312_data, |
| }, |
| }; |
| |
| #ifdef CONFIG_USB_SUPPORT |
| #if defined(CONFIG_USB_MV_UDC) || defined(CONFIG_USB_EHCI_MV_U2O) |
| |
| static struct mv_usb_platform_data ttc_usb_pdata = { |
| .vbus = NULL, |
| .mode = MV_USB_MODE_OTG, |
| .otg_force_a_bus_req = 1, |
| .phy_init = pxa_usb_phy_init, |
| .phy_deinit = pxa_usb_phy_deinit, |
| .set_vbus = NULL, |
| }; |
| #endif |
| #endif |
| |
| #ifdef CONFIG_MTD_NAND_PXA3xx |
| static struct pxa3xx_nand_platform_data dkb_nand_info = { |
| .enable_arbiter = 1, |
| .num_cs = 1, |
| }; |
| #endif |
| |
| #ifdef CONFIG_MMP_DISP |
| /* path config */ |
| #define CFG_IOPADMODE(iopad) (iopad) /* 0x0 ~ 0xd */ |
| #define SCLK_SOURCE_SELECT(x) (x << 30) /* 0x0 ~ 0x3 */ |
| /* link config */ |
| #define CFG_DUMBMODE(mode) (mode << 28) /* 0x0 ~ 0x6*/ |
| static struct mmp_mach_path_config dkb_disp_config[] = { |
| [0] = { |
| .name = "mmp-parallel", |
| .overlay_num = 2, |
| .output_type = PATH_OUT_PARALLEL, |
| .path_config = CFG_IOPADMODE(0x1) |
| | SCLK_SOURCE_SELECT(0x1), |
| .link_config = CFG_DUMBMODE(0x2), |
| }, |
| }; |
| |
| static struct mmp_mach_plat_info dkb_disp_info = { |
| .name = "mmp-disp", |
| .clk_name = "disp0", |
| .path_num = 1, |
| .paths = dkb_disp_config, |
| }; |
| |
| static struct mmp_buffer_driver_mach_info dkb_fb_info = { |
| .name = "mmp-fb", |
| .path_name = "mmp-parallel", |
| .overlay_id = 0, |
| .dmafetch_id = 1, |
| .default_pixfmt = PIXFMT_RGB565, |
| }; |
| |
| static void dkb_tpo_panel_power(int on) |
| { |
| int err; |
| u32 spi_reset = mfp_to_gpio(MFP_PIN_GPIO106); |
| |
| if (on) { |
| err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET"); |
| if (err) { |
| pr_err("failed to request GPIO for TPO LCD RESET\n"); |
| return; |
| } |
| gpio_direction_output(spi_reset, 0); |
| udelay(100); |
| gpio_set_value(spi_reset, 1); |
| gpio_free(spi_reset); |
| } else { |
| err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET"); |
| if (err) { |
| pr_err("failed to request LCD RESET gpio\n"); |
| return; |
| } |
| gpio_set_value(spi_reset, 0); |
| gpio_free(spi_reset); |
| } |
| } |
| |
| static struct mmp_mach_panel_info dkb_tpo_panel_info = { |
| .name = "tpo-hvga", |
| .plat_path_name = "mmp-parallel", |
| .plat_set_onoff = dkb_tpo_panel_power, |
| }; |
| |
| static struct spi_board_info spi_board_info[] __initdata = { |
| { |
| .modalias = "tpo-hvga", |
| .platform_data = &dkb_tpo_panel_info, |
| .bus_num = 5, |
| } |
| }; |
| |
| static void __init add_disp(void) |
| { |
| pxa_register_device(&pxa910_device_disp, |
| &dkb_disp_info, sizeof(dkb_disp_info)); |
| spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); |
| pxa_register_device(&pxa910_device_fb, |
| &dkb_fb_info, sizeof(dkb_fb_info)); |
| pxa_register_device(&pxa910_device_panel, |
| &dkb_tpo_panel_info, sizeof(dkb_tpo_panel_info)); |
| } |
| #endif |
| |
| static void __init ttc_dkb_init(void) |
| { |
| mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config)); |
| |
| /* on-chip devices */ |
| pxa910_add_uart(1); |
| #ifdef CONFIG_MTD_NAND_PXA3xx |
| pxa910_add_nand(&dkb_nand_info); |
| #endif |
| |
| /* off-chip devices */ |
| pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info)); |
| platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata, |
| sizeof(struct pxa_gpio_platform_data)); |
| platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices)); |
| |
| #ifdef CONFIG_USB_MV_UDC |
| pxa168_device_u2o.dev.platform_data = &ttc_usb_pdata; |
| platform_device_register(&pxa168_device_u2o); |
| #endif |
| |
| #ifdef CONFIG_USB_EHCI_MV_U2O |
| pxa168_device_u2oehci.dev.platform_data = &ttc_usb_pdata; |
| platform_device_register(&pxa168_device_u2oehci); |
| #endif |
| |
| #ifdef CONFIG_USB_MV_OTG |
| pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata; |
| platform_device_register(&pxa168_device_u2ootg); |
| #endif |
| |
| #ifdef CONFIG_MMP_DISP |
| add_disp(); |
| #endif |
| } |
| |
| MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform") |
| .map_io = mmp_map_io, |
| .nr_irqs = TTCDKB_NR_IRQS, |
| .init_irq = pxa910_init_irq, |
| .init_time = pxa910_timer_init, |
| .init_machine = ttc_dkb_init, |
| .restart = mmp_restart, |
| MACHINE_END |