| /* |
| * marzen board support |
| * |
| * Copyright (C) 2011 Renesas Solutions Corp. |
| * Copyright (C) 2011 Magnus Damm |
| * |
| * 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 |
| * the Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/interrupt.h> |
| #include <linux/irq.h> |
| #include <linux/platform_device.h> |
| #include <linux/delay.h> |
| #include <linux/io.h> |
| #include <linux/gpio.h> |
| #include <linux/dma-mapping.h> |
| #include <linux/pinctrl/machine.h> |
| #include <linux/regulator/fixed.h> |
| #include <linux/regulator/machine.h> |
| #include <linux/smsc911x.h> |
| #include <linux/spi/spi.h> |
| #include <linux/spi/sh_hspi.h> |
| #include <linux/mmc/host.h> |
| #include <linux/mmc/sh_mobile_sdhi.h> |
| #include <linux/mfd/tmio.h> |
| #include <linux/usb/otg.h> |
| #include <linux/usb/ehci_pdriver.h> |
| #include <linux/usb/ohci_pdriver.h> |
| #include <linux/pm_runtime.h> |
| #include <mach/hardware.h> |
| #include <mach/r8a7779.h> |
| #include <mach/common.h> |
| #include <mach/irqs.h> |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/traps.h> |
| |
| /* Fixed 3.3V regulator to be used by SDHI0 */ |
| static struct regulator_consumer_supply fixed3v3_power_consumers[] = { |
| REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), |
| REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"), |
| }; |
| |
| /* Dummy supplies, where voltage doesn't matter */ |
| static struct regulator_consumer_supply dummy_supplies[] = { |
| REGULATOR_SUPPLY("vddvario", "smsc911x"), |
| REGULATOR_SUPPLY("vdd33a", "smsc911x"), |
| }; |
| |
| /* SMSC LAN89218 */ |
| static struct resource smsc911x_resources[] = { |
| [0] = { |
| .start = 0x18000000, /* ExCS0 */ |
| .end = 0x180000ff, /* A1->A7 */ |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = gic_spi(28), /* IRQ 1 */ |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct smsc911x_platform_config smsc911x_platdata = { |
| .flags = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */ |
| .phy_interface = PHY_INTERFACE_MODE_MII, |
| .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, |
| .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, |
| }; |
| |
| static struct platform_device eth_device = { |
| .name = "smsc911x", |
| .id = -1, |
| .dev = { |
| .platform_data = &smsc911x_platdata, |
| }, |
| .resource = smsc911x_resources, |
| .num_resources = ARRAY_SIZE(smsc911x_resources), |
| }; |
| |
| static struct resource sdhi0_resources[] = { |
| [0] = { |
| .name = "sdhi0", |
| .start = 0xffe4c000, |
| .end = 0xffe4c0ff, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = gic_spi(104), |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct sh_mobile_sdhi_info sdhi0_platform_data = { |
| .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT, |
| .tmio_caps = MMC_CAP_SD_HIGHSPEED, |
| }; |
| |
| static struct platform_device sdhi0_device = { |
| .name = "sh_mobile_sdhi", |
| .num_resources = ARRAY_SIZE(sdhi0_resources), |
| .resource = sdhi0_resources, |
| .id = 0, |
| .dev = { |
| .platform_data = &sdhi0_platform_data, |
| } |
| }; |
| |
| /* Thermal */ |
| static struct resource thermal_resources[] = { |
| [0] = { |
| .start = 0xFFC48000, |
| .end = 0xFFC48038 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct platform_device thermal_device = { |
| .name = "rcar_thermal", |
| .resource = thermal_resources, |
| .num_resources = ARRAY_SIZE(thermal_resources), |
| }; |
| |
| /* HSPI */ |
| static struct resource hspi_resources[] = { |
| [0] = { |
| .start = 0xFFFC7000, |
| .end = 0xFFFC7018 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct platform_device hspi_device = { |
| .name = "sh-hspi", |
| .id = 0, |
| .resource = hspi_resources, |
| .num_resources = ARRAY_SIZE(hspi_resources), |
| }; |
| |
| /* USB PHY */ |
| static struct resource usb_phy_resources[] = { |
| [0] = { |
| .start = 0xffe70000, |
| .end = 0xffe70900 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = 0xfff70000, |
| .end = 0xfff70900 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct platform_device usb_phy_device = { |
| .name = "rcar_usb_phy", |
| .resource = usb_phy_resources, |
| .num_resources = ARRAY_SIZE(usb_phy_resources), |
| }; |
| |
| static struct platform_device *marzen_devices[] __initdata = { |
| ð_device, |
| &sdhi0_device, |
| &thermal_device, |
| &hspi_device, |
| &usb_phy_device, |
| }; |
| |
| /* USB */ |
| static struct usb_phy *phy; |
| static int usb_power_on(struct platform_device *pdev) |
| { |
| if (!phy) |
| return -EIO; |
| |
| pm_runtime_enable(&pdev->dev); |
| pm_runtime_get_sync(&pdev->dev); |
| |
| usb_phy_init(phy); |
| |
| return 0; |
| } |
| |
| static void usb_power_off(struct platform_device *pdev) |
| { |
| if (!phy) |
| return; |
| |
| usb_phy_shutdown(phy); |
| |
| pm_runtime_put_sync(&pdev->dev); |
| pm_runtime_disable(&pdev->dev); |
| } |
| |
| static struct usb_ehci_pdata ehcix_pdata = { |
| .power_on = usb_power_on, |
| .power_off = usb_power_off, |
| .power_suspend = usb_power_off, |
| }; |
| |
| static struct resource ehci0_resources[] = { |
| [0] = { |
| .start = 0xffe70000, |
| .end = 0xffe70400 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = gic_spi(44), |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device ehci0_device = { |
| .name = "ehci-platform", |
| .id = 0, |
| .dev = { |
| .dma_mask = &ehci0_device.dev.coherent_dma_mask, |
| .coherent_dma_mask = 0xffffffff, |
| .platform_data = &ehcix_pdata, |
| }, |
| .num_resources = ARRAY_SIZE(ehci0_resources), |
| .resource = ehci0_resources, |
| }; |
| |
| static struct resource ehci1_resources[] = { |
| [0] = { |
| .start = 0xfff70000, |
| .end = 0xfff70400 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = gic_spi(45), |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device ehci1_device = { |
| .name = "ehci-platform", |
| .id = 1, |
| .dev = { |
| .dma_mask = &ehci1_device.dev.coherent_dma_mask, |
| .coherent_dma_mask = 0xffffffff, |
| .platform_data = &ehcix_pdata, |
| }, |
| .num_resources = ARRAY_SIZE(ehci1_resources), |
| .resource = ehci1_resources, |
| }; |
| |
| static struct usb_ohci_pdata ohcix_pdata = { |
| .power_on = usb_power_on, |
| .power_off = usb_power_off, |
| .power_suspend = usb_power_off, |
| }; |
| |
| static struct resource ohci0_resources[] = { |
| [0] = { |
| .start = 0xffe70400, |
| .end = 0xffe70800 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = gic_spi(44), |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device ohci0_device = { |
| .name = "ohci-platform", |
| .id = 0, |
| .dev = { |
| .dma_mask = &ohci0_device.dev.coherent_dma_mask, |
| .coherent_dma_mask = 0xffffffff, |
| .platform_data = &ohcix_pdata, |
| }, |
| .num_resources = ARRAY_SIZE(ohci0_resources), |
| .resource = ohci0_resources, |
| }; |
| |
| static struct resource ohci1_resources[] = { |
| [0] = { |
| .start = 0xfff70400, |
| .end = 0xfff70800 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = gic_spi(45), |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device ohci1_device = { |
| .name = "ohci-platform", |
| .id = 1, |
| .dev = { |
| .dma_mask = &ohci1_device.dev.coherent_dma_mask, |
| .coherent_dma_mask = 0xffffffff, |
| .platform_data = &ohcix_pdata, |
| }, |
| .num_resources = ARRAY_SIZE(ohci1_resources), |
| .resource = ohci1_resources, |
| }; |
| |
| static struct platform_device *marzen_late_devices[] __initdata = { |
| &ehci0_device, |
| &ehci1_device, |
| &ohci0_device, |
| &ohci1_device, |
| }; |
| |
| void __init marzen_init_late(void) |
| { |
| /* get usb phy */ |
| phy = usb_get_phy(USB_PHY_TYPE_USB2); |
| |
| shmobile_init_late(); |
| platform_add_devices(marzen_late_devices, |
| ARRAY_SIZE(marzen_late_devices)); |
| } |
| |
| static const struct pinctrl_map marzen_pinctrl_map[] = { |
| /* HSPI0 */ |
| PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779", |
| "hspi0", "hspi0"), |
| /* SCIF2 (CN18: DEBUG0) */ |
| PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779", |
| "scif2_data_c", "scif2"), |
| /* SCIF4 (CN19: DEBUG1) */ |
| PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779", |
| "scif4_data", "scif4"), |
| /* SDHI0 */ |
| PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", |
| "sdhi0_data4", "sdhi0"), |
| PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", |
| "sdhi0_ctrl", "sdhi0"), |
| PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", |
| "sdhi0_cd", "sdhi0"), |
| PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", |
| "sdhi0_wp", "sdhi0"), |
| }; |
| |
| static void __init marzen_init(void) |
| { |
| regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, |
| ARRAY_SIZE(fixed3v3_power_consumers), 3300000); |
| regulator_register_fixed(1, dummy_supplies, |
| ARRAY_SIZE(dummy_supplies)); |
| |
| pinctrl_register_mappings(marzen_pinctrl_map, |
| ARRAY_SIZE(marzen_pinctrl_map)); |
| r8a7779_pinmux_init(); |
| |
| /* LAN89218 */ |
| gpio_request(GPIO_FN_EX_CS0, NULL); /* nCS */ |
| gpio_request(GPIO_FN_IRQ1_B, NULL); /* IRQ + PME */ |
| |
| /* USB (CN21) */ |
| gpio_request(GPIO_FN_USB_OVC0, NULL); |
| gpio_request(GPIO_FN_USB_OVC1, NULL); |
| gpio_request(GPIO_FN_USB_OVC2, NULL); |
| |
| /* USB (CN22) */ |
| gpio_request(GPIO_FN_USB_PENC2, NULL); |
| |
| r8a7779_add_standard_devices(); |
| platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices)); |
| } |
| |
| MACHINE_START(MARZEN, "marzen") |
| .smp = smp_ops(r8a7779_smp_ops), |
| .map_io = r8a7779_map_io, |
| .init_early = r8a7779_add_early_devices, |
| .nr_irqs = NR_IRQS_LEGACY, |
| .init_irq = r8a7779_init_irq, |
| .init_machine = marzen_init, |
| .init_late = marzen_init_late, |
| .init_time = r8a7779_earlytimer_init, |
| MACHINE_END |