diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-bockw.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-bockw.c | 261 |
1 files changed, 252 insertions, 9 deletions
diff --git a/arch/arm/mach-shmobile/board-bockw.c b/arch/arm/mach-shmobile/board-bockw.c index 38e5e50fb318..6b9faf3908f7 100644 --- a/arch/arm/mach-shmobile/board-bockw.c +++ b/arch/arm/mach-shmobile/board-bockw.c @@ -3,6 +3,7 @@ * * Copyright (C) 2013 Renesas Solutions Corp. * Copyright (C) 2013 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> + * Copyright (C) 2013 Cogent Embedded, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -18,36 +19,258 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <linux/mfd/tmio.h> +#include <linux/mmc/host.h> +#include <linux/mmc/sh_mobile_sdhi.h> +#include <linux/mmc/sh_mmcif.h> +#include <linux/mtd/partitions.h> +#include <linux/pinctrl/machine.h> +#include <linux/platform_data/usb-rcar-phy.h> #include <linux/platform_device.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/smsc911x.h> +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#include <media/soc_camera.h> #include <mach/common.h> #include <mach/irqs.h> #include <mach/r8a7778.h> #include <asm/mach/arch.h> -static struct smsc911x_platform_config smsc911x_data = { +/* + * CN9(Upper side) SCIF/RCAN selection + * + * 1,4 3,6 + * SW40 SCIF RCAN + * SW41 SCIF RCAN + */ + +/* + * MMC (CN26) pin + * + * SW6 (D2) 3 pin + * SW7 (D5) ON + * SW8 (D3) 3 pin + * SW10 (D4) 1 pin + * SW12 (CLK) 1 pin + * SW13 (D6) 3 pin + * SW14 (CMD) ON + * SW15 (D6) 1 pin + * SW16 (D0) ON + * SW17 (D1) ON + * SW18 (D7) 3 pin + * SW19 (MMC) 1 pin + */ + +/* Dummy supplies, where voltage doesn't matter */ +static struct regulator_consumer_supply dummy_supplies[] = { + REGULATOR_SUPPLY("vddvario", "smsc911x"), + REGULATOR_SUPPLY("vdd33a", "smsc911x"), +}; + +static struct smsc911x_platform_config smsc911x_data __initdata = { .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, .flags = SMSC911X_USE_32BIT, .phy_interface = PHY_INTERFACE_MODE_MII, }; -static struct resource smsc911x_resources[] = { +static struct resource smsc911x_resources[] __initdata = { DEFINE_RES_MEM(0x18300000, 0x1000), DEFINE_RES_IRQ(irq_pin(0)), /* IRQ 0 */ }; +/* USB */ +static struct resource usb_phy_resources[] __initdata = { + DEFINE_RES_MEM(0xffe70800, 0x100), + DEFINE_RES_MEM(0xffe76000, 0x100), +}; + +static struct rcar_phy_platform_data usb_phy_platform_data __initdata; + +/* SDHI */ +static struct sh_mobile_sdhi_info sdhi0_info __initdata = { + .tmio_caps = MMC_CAP_SD_HIGHSPEED, + .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, + .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT, +}; + +static struct resource sdhi0_resources[] __initdata = { + DEFINE_RES_MEM(0xFFE4C000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x77)), +}; + +static struct sh_eth_plat_data ether_platform_data __initdata = { + .phy = 0x01, + .edmac_endian = EDMAC_LITTLE_ENDIAN, + .phy_interface = PHY_INTERFACE_MODE_RMII, + /* + * Although the LINK signal is available on the board, it's connected to + * the link/activity LED output of the PHY, thus the link disappears and + * reappears after each packet. We'd be better off ignoring such signal + * and getting the link state from the PHY indirectly. + */ + .no_ether_link = 1, +}; + +/* I2C */ +static struct i2c_board_info i2c0_devices[] = { + { + I2C_BOARD_INFO("rx8581", 0x51), + }, +}; + +/* HSPI*/ +static struct mtd_partition m25p80_spi_flash_partitions[] = { + { + .name = "data(spi)", + .size = 0x0100000, + .offset = 0, + }, +}; + +static struct flash_platform_data spi_flash_data = { + .name = "m25p80", + .type = "s25fl008k", + .parts = m25p80_spi_flash_partitions, + .nr_parts = ARRAY_SIZE(m25p80_spi_flash_partitions), +}; + +static struct spi_board_info spi_board_info[] __initdata = { + { + .modalias = "m25p80", + .max_speed_hz = 104000000, + .chip_select = 0, + .bus_num = 0, + .mode = SPI_MODE_0, + .platform_data = &spi_flash_data, + }, +}; + +/* MMC */ +static struct resource mmc_resources[] __initdata = { + DEFINE_RES_MEM(0xffe4e000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x5d)), +}; + +static struct sh_mmcif_plat_data sh_mmcif_plat __initdata = { + .sup_pclk = 0, + .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, + .caps = MMC_CAP_4_BIT_DATA | + MMC_CAP_8_BIT_DATA | + MMC_CAP_NEEDS_POLL, +}; + +static struct rcar_vin_platform_data vin_platform_data __initdata = { + .flags = RCAR_VIN_BT656, +}; + +/* In the default configuration both decoders reside on I2C bus 0 */ +#define BOCKW_CAMERA(idx) \ +static struct i2c_board_info camera##idx##_info = { \ + I2C_BOARD_INFO("ml86v7667", 0x41 + 2 * (idx)), \ +}; \ + \ +static struct soc_camera_link iclink##idx##_ml86v7667 __initdata = { \ + .bus_id = idx, \ + .i2c_adapter_id = 0, \ + .board_info = &camera##idx##_info, \ +} + +BOCKW_CAMERA(0); +BOCKW_CAMERA(1); + +static const struct pinctrl_map bockw_pinctrl_map[] = { + /* Ether */ + PIN_MAP_MUX_GROUP_DEFAULT("r8a777x-ether", "pfc-r8a7778", + "ether_rmii", "ether"), + /* HSPI0 */ + PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7778", + "hspi0_a", "hspi0"), + /* MMC */ + PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif", "pfc-r8a7778", + "mmc_data8", "mmc"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif", "pfc-r8a7778", + "mmc_ctrl", "mmc"), + /* SCIF0 */ + PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a7778", + "scif0_data_a", "scif0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a7778", + "scif0_ctrl", "scif0"), + /* USB */ + PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778", + "usb0", "usb0"), + PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778", + "usb1", "usb1"), + /* SDHI0 */ + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_data4", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_ctrl", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_cd", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_wp", "sdhi0"), + /* VIN0 */ + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.0", "pfc-r8a7778", + "vin0_clk", "vin0"), + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.0", "pfc-r8a7778", + "vin0_data8", "vin0"), + /* VIN1 */ + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.1", "pfc-r8a7778", + "vin1_clk", "vin1"), + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.1", "pfc-r8a7778", + "vin1_data8", "vin1"), +}; + +#define FPGA 0x18200000 #define IRQ0MR 0x30 +#define PFC 0xfffc0000 +#define PUPR4 0x110 static void __init bockw_init(void) { - void __iomem *fpga; + void __iomem *base; r8a7778_clock_init(); r8a7778_init_irq_extpin(1); r8a7778_add_standard_devices(); + r8a7778_add_ether_device(ðer_platform_data); + r8a7778_add_vin_device(0, &vin_platform_data); + /* VIN1 has a pin conflict with Ether */ + if (!IS_ENABLED(CONFIG_SH_ETH)) + r8a7778_add_vin_device(1, &vin_platform_data); + platform_device_register_data(&platform_bus, "soc-camera-pdrv", 0, + &iclink0_ml86v7667, + sizeof(iclink0_ml86v7667)); + platform_device_register_data(&platform_bus, "soc-camera-pdrv", 1, + &iclink1_ml86v7667, + sizeof(iclink1_ml86v7667)); - fpga = ioremap_nocache(0x18200000, SZ_1M); - if (fpga) { + i2c_register_board_info(0, i2c0_devices, + ARRAY_SIZE(i2c0_devices)); + spi_register_board_info(spi_board_info, + ARRAY_SIZE(spi_board_info)); + pinctrl_register_mappings(bockw_pinctrl_map, + ARRAY_SIZE(bockw_pinctrl_map)); + r8a7778_pinmux_init(); + + platform_device_register_resndata( + &platform_bus, "sh_mmcif", -1, + mmc_resources, ARRAY_SIZE(mmc_resources), + &sh_mmcif_plat, sizeof(struct sh_mmcif_plat_data)); + + platform_device_register_resndata( + &platform_bus, "rcar_usb_phy", -1, + usb_phy_resources, + ARRAY_SIZE(usb_phy_resources), + &usb_phy_platform_data, + sizeof(struct rcar_phy_platform_data)); + + + /* for SMSC */ + base = ioremap_nocache(FPGA, SZ_1M); + if (base) { /* * CAUTION * @@ -55,16 +278,36 @@ static void __init bockw_init(void) * it should be cared in the future * Now, it is assuming IRQ0 was used only from SMSC. */ - u16 val = ioread16(fpga + IRQ0MR); + u16 val = ioread16(base + IRQ0MR); val &= ~(1 << 4); /* enable SMSC911x */ - iowrite16(val, fpga + IRQ0MR); - iounmap(fpga); + iowrite16(val, base + IRQ0MR); + iounmap(base); + + regulator_register_fixed(0, dummy_supplies, + ARRAY_SIZE(dummy_supplies)); platform_device_register_resndata( &platform_bus, "smsc911x", -1, smsc911x_resources, ARRAY_SIZE(smsc911x_resources), &smsc911x_data, sizeof(smsc911x_data)); } + + /* for SDHI */ + base = ioremap_nocache(PFC, 0x200); + if (base) { + /* + * FIXME + * + * SDHI CD/WP pin needs pull-up + */ + iowrite32(ioread32(base + PUPR4) | (3 << 26), base + PUPR4); + iounmap(base); + + platform_device_register_resndata( + &platform_bus, "sh_mobile_sdhi", 0, + sdhi0_resources, ARRAY_SIZE(sdhi0_resources), + &sdhi0_info, sizeof(struct sh_mobile_sdhi_info)); + } } static const char *bockw_boards_compat_dt[] __initdata = { @@ -76,6 +319,6 @@ DT_MACHINE_START(BOCKW_DT, "bockw") .init_early = r8a7778_init_delay, .init_irq = r8a7778_init_irq_dt, .init_machine = bockw_init, - .init_time = shmobile_timer_init, .dt_compat = bockw_boards_compat_dt, + .init_late = r8a7778_init_late, MACHINE_END |