ARM OMAP3: Initial support for Nokia RX-51, v3 (ffe7f95b) · Commits · e / devices / android_kernel_teracube_2e

arch/arm/configs/rx51_defconfig

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arch/arm/mach-omap2/Kconfig

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		@@ -63,3 +63,7 @@ config MACH_OMAP3_PANDORA
		config MACH_OMAP_3430SDP
		bool "OMAP 3430 SDP board"
		depends on ARCH_OMAP3 && ARCH_OMAP34XX

		config MACH_NOKIA_RX51
		bool "Nokia RX-51 board"
		depends on ARCH_OMAP3 && ARCH_OMAP34XX

arch/arm/mach-omap2/Makefile

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		@@ -41,6 +41,8 @@ obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o \
		obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o \
		mmc-twl4030.o

		obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \
		board-rx51-peripherals.o \
		# Platform specific device init code
		ifeq ($(CONFIG_USB_MUSB_SOC),y)
		obj-y += usb-musb.o

arch/arm/mach-omap2/board-rx51-peripherals.c

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		/*
		* linux/arch/arm/mach-omap2/board-rx51-flash.c
		*
		* Copyright (C) 2008-2009 Nokia
		*
		* 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
		* published by the Free Software Foundation.
		*/

		#include <linux/kernel.h>
		#include <linux/init.h>
		#include <linux/platform_device.h>
		#include <linux/input.h>
		#include <linux/spi/spi.h>
		#include <linux/i2c.h>
		#include <linux/i2c/twl4030.h>
		#include <linux/clk.h>
		#include <linux/delay.h>
		#include <linux/regulator/machine.h>
		#include <linux/gpio.h>

		#include <mach/mcspi.h>
		#include <mach/mux.h>
		#include <mach/board.h>
		#include <mach/common.h>
		#include <mach/dma.h>
		#include <mach/gpmc.h>
		#include <mach/keypad.h>

		#include "mmc-twl4030.h"


		#define SMC91X_CS 1
		#define SMC91X_GPIO_IRQ 54
		#define SMC91X_GPIO_RESET 164
		#define SMC91X_GPIO_PWRDWN 86

		static struct resource rx51_smc91x_resources[] = {
		[0] = {
		.flags = IORESOURCE_MEM,
		},
		[1] = {
		.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
		},
		};

		static struct platform_device rx51_smc91x_device = {
		.name = "smc91x",
		.id = -1,
		.num_resources = ARRAY_SIZE(rx51_smc91x_resources),
		.resource = rx51_smc91x_resources,
		};

		static int rx51_keymap[] = {
		KEY(0, 0, KEY_Q),
		KEY(0, 1, KEY_W),
		KEY(0, 2, KEY_E),
		KEY(0, 3, KEY_R),
		KEY(0, 4, KEY_T),
		KEY(0, 5, KEY_Y),
		KEY(0, 6, KEY_U),
		KEY(0, 7, KEY_I),
		KEY(1, 0, KEY_O),
		KEY(1, 1, KEY_D),
		KEY(1, 2, KEY_DOT),
		KEY(1, 3, KEY_V),
		KEY(1, 4, KEY_DOWN),
		KEY(2, 0, KEY_P),
		KEY(2, 1, KEY_F),
		KEY(2, 2, KEY_UP),
		KEY(2, 3, KEY_B),
		KEY(2, 4, KEY_RIGHT),
		KEY(3, 0, KEY_COMMA),
		KEY(3, 1, KEY_G),
		KEY(3, 2, KEY_ENTER),
		KEY(3, 3, KEY_N),
		KEY(4, 0, KEY_BACKSPACE),
		KEY(4, 1, KEY_H),
		KEY(4, 3, KEY_M),
		KEY(4, 4, KEY_LEFTCTRL),
		KEY(5, 1, KEY_J),
		KEY(5, 2, KEY_Z),
		KEY(5, 3, KEY_SPACE),
		KEY(5, 4, KEY_LEFTSHIFT),
		KEY(6, 0, KEY_A),
		KEY(6, 1, KEY_K),
		KEY(6, 2, KEY_X),
		KEY(6, 3, KEY_SPACE),
		KEY(6, 4, KEY_FN),
		KEY(7, 0, KEY_S),
		KEY(7, 1, KEY_L),
		KEY(7, 2, KEY_C),
		KEY(7, 3, KEY_LEFT),
		KEY(0xff, 0, KEY_F6),
		KEY(0xff, 1, KEY_F7),
		KEY(0xff, 2, KEY_F8),
		KEY(0xff, 4, KEY_F9),
		KEY(0xff, 5, KEY_F10),
		};

		static struct twl4030_keypad_data rx51_kp_data = {
		.rows = 8,
		.cols = 8,
		.keymap = rx51_keymap,
		.keymapsize = ARRAY_SIZE(rx51_keymap),
		.rep = 1,
		};

		static struct platform_device *rx51_peripherals_devices[] = {
		&rx51_smc91x_device,
		};

		/*
		* Timings are taken from smsc-lan91c96-ms.pdf
		*/
		static int smc91x_init_gpmc(int cs)
		{
		struct gpmc_timings t;
		const int t2_r = 45; /* t2 in Figure 12.10 */
		const int t2_w = 30; /* t2 in Figure 12.11 */
		const int t3 = 15; /* t3 in Figure 12.10 */
		const int t5_r = 0; /* t5 in Figure 12.10 */
		const int t6_r = 45; /* t6 in Figure 12.10 */
		const int t6_w = 0; /* t6 in Figure 12.11 */
		const int t7_w = 15; /* t7 in Figure 12.11 */
		const int t15 = 12; /* t15 in Figure 12.2 */
		const int t20 = 185; /* t20 in Figure 12.2 */

		memset(&t, 0, sizeof(t));

		t.cs_on = t15;
		t.cs_rd_off = t3 + t2_r + t5_r; /* Figure 12.10 */
		t.cs_wr_off = t3 + t2_w + t6_w; /* Figure 12.11 */
		t.adv_on = t3; /* Figure 12.10 */
		t.adv_rd_off = t3 + t2_r; /* Figure 12.10 */
		t.adv_wr_off = t3 + t2_w; /* Figure 12.11 */
		t.oe_off = t3 + t2_r + t5_r; /* Figure 12.10 */
		t.oe_on = t.oe_off - t6_r; /* Figure 12.10 */
		t.we_off = t3 + t2_w + t6_w; /* Figure 12.11 */
		t.we_on = t.we_off - t7_w; /* Figure 12.11 */
		t.rd_cycle = t20; /* Figure 12.2 */
		t.wr_cycle = t20; /* Figure 12.4 */
		t.access = t3 + t2_r + t5_r; /* Figure 12.10 */
		t.wr_access = t3 + t2_w + t6_w; /* Figure 12.11 */

		gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, GPMC_CONFIG1_DEVICESIZE_16);

		return gpmc_cs_set_timings(cs, &t);
		}

		static void __init rx51_init_smc91x(void)
		{
		unsigned long cs_mem_base;
		int ret;

		omap_cfg_reg(U8_34XX_GPIO54_DOWN);
		omap_cfg_reg(G25_34XX_GPIO86_OUT);
		omap_cfg_reg(H19_34XX_GPIO164_OUT);

		if (gpmc_cs_request(SMC91X_CS, SZ_16M, &cs_mem_base) < 0) {
		printk(KERN_ERR "Failed to request GPMC mem for smc91x\n");
		return;
		}

		rx51_smc91x_resources[0].start = cs_mem_base + 0x300;
		rx51_smc91x_resources[0].end = cs_mem_base + 0x30f;

		smc91x_init_gpmc(SMC91X_CS);

		if (gpio_request(SMC91X_GPIO_IRQ, "SMC91X irq") < 0)
		goto free1;

		gpio_direction_input(SMC91X_GPIO_IRQ);
		rx51_smc91x_resources[1].start = gpio_to_irq(SMC91X_GPIO_IRQ);

		ret = gpio_request(SMC91X_GPIO_PWRDWN, "SMC91X powerdown");
		if (ret)
		goto free2;
		gpio_direction_output(SMC91X_GPIO_PWRDWN, 0);

		ret = gpio_request(SMC91X_GPIO_RESET, "SMC91X reset");
		if (ret)
		goto free3;
		gpio_direction_output(SMC91X_GPIO_RESET, 0);
		gpio_set_value(SMC91X_GPIO_RESET, 1);
		msleep(100);
		gpio_set_value(SMC91X_GPIO_RESET, 0);

		return;

		free3:
		gpio_free(SMC91X_GPIO_PWRDWN);
		free2:
		gpio_free(SMC91X_GPIO_IRQ);
		free1:
		gpmc_cs_free(SMC91X_CS);

		printk(KERN_ERR "Could not initialize smc91x\n");
		}

		static struct twl4030_madc_platform_data rx51_madc_data = {
		.irq_line = 1,
		};

		static struct twl4030_hsmmc_info mmc[] = {
		{
		.name = "external",
		.mmc = 1,
		.wires = 4,
		.cover_only = true,
		.gpio_cd = 160,
		.gpio_wp = -EINVAL,
		},
		{
		.name = "internal",
		.mmc = 2,
		.wires = 8,
		.gpio_cd = -EINVAL,
		.gpio_wp = -EINVAL,
		},
		{} /* Terminator */
		};

		static struct regulator_consumer_supply rx51_vmmc1_supply = {
		.supply = "vmmc",
		};

		static struct regulator_consumer_supply rx51_vmmc2_supply = {
		.supply = "vmmc",
		};

		static struct regulator_consumer_supply rx51_vsim_supply = {
		.supply = "vmmc_aux",
		};

		static struct regulator_init_data rx51_vaux1 = {
		.constraints = {
		.name = "V28",
		.min_uV = 2800000,
		.max_uV = 2800000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		static struct regulator_init_data rx51_vaux2 = {
		.constraints = {
		.name = "VCSI",
		.min_uV = 1800000,
		.max_uV = 1800000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		/* VAUX3 - adds more power to VIO_18 rail */
		static struct regulator_init_data rx51_vaux3 = {
		.constraints = {
		.name = "VCAM_DIG_18",
		.min_uV = 1800000,
		.max_uV = 1800000,
		.apply_uV = true,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		static struct regulator_init_data rx51_vaux4 = {
		.constraints = {
		.name = "VCAM_ANA_28",
		.min_uV = 2800000,
		.max_uV = 2800000,
		.apply_uV = true,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		static struct regulator_init_data rx51_vmmc1 = {
		.constraints = {
		.min_uV = 1850000,
		.max_uV = 3150000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
		\| REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		.num_consumer_supplies = 1,
		.consumer_supplies = &rx51_vmmc1_supply,
		};

		static struct regulator_init_data rx51_vmmc2 = {
		.constraints = {
		.name = "VMMC2_30",
		.min_uV = 1850000,
		.max_uV = 3150000,
		.apply_uV = true,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
		\| REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		.num_consumer_supplies = 1,
		.consumer_supplies = &rx51_vmmc2_supply,
		};

		static struct regulator_init_data rx51_vsim = {
		.constraints = {
		.name = "VMMC2_IO_18",
		.min_uV = 1800000,
		.max_uV = 1800000,
		.apply_uV = true,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		.num_consumer_supplies = 1,
		.consumer_supplies = &rx51_vsim_supply,
		};

		static struct regulator_init_data rx51_vdac = {
		.constraints = {
		.min_uV = 1800000,
		.max_uV = 1800000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
		\| REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
		{
		/* FIXME this gpio setup is just a placeholder for now */
		gpio_request(gpio + 6, "backlight_pwm");
		gpio_direction_output(gpio + 6, 0);
		gpio_request(gpio + 7, "speaker_en");
		gpio_direction_output(gpio + 7, 1);

		/* set up MMC adapters, linking their regulators to them */
		twl4030_mmc_init(mmc);
		rx51_vmmc1_supply.dev = mmc[0].dev;
		rx51_vmmc2_supply.dev = mmc[1].dev;
		rx51_vsim_supply.dev = mmc[1].dev;

		return 0;
		}

		static struct twl4030_gpio_platform_data rx51_gpio_data = {
		.gpio_base = OMAP_MAX_GPIO_LINES,
		.irq_base = TWL4030_GPIO_IRQ_BASE,
		.irq_end = TWL4030_GPIO_IRQ_END,
		.pulldowns = BIT(0) \| BIT(1) \| BIT(2) \| BIT(3)
		\| BIT(4) \| BIT(5)
		\| BIT(8) \| BIT(9) \| BIT(10) \| BIT(11)
		\| BIT(12) \| BIT(13) \| BIT(14) \| BIT(15)
		\| BIT(16) \| BIT(17) ,
		.setup = rx51_twlgpio_setup,
		};

		static struct twl4030_platform_data rx51_twldata = {
		.irq_base = TWL4030_IRQ_BASE,
		.irq_end = TWL4030_IRQ_END,

		/* platform_data for children goes here */
		.gpio = &rx51_gpio_data,
		.keypad = &rx51_kp_data,
		.madc = &rx51_madc_data,

		.vaux1 = &rx51_vaux1,
		.vaux2 = &rx51_vaux2,
		.vaux3 = &rx51_vaux3,
		.vaux4 = &rx51_vaux4,
		.vmmc1 = &rx51_vmmc1,
		.vmmc2 = &rx51_vmmc2,
		.vsim = &rx51_vsim,
		.vdac = &rx51_vdac,
		};

		static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
		{
		I2C_BOARD_INFO("twl5030", 0x48),
		.flags = I2C_CLIENT_WAKE,
		.irq = INT_34XX_SYS_NIRQ,
		.platform_data = &rx51_twldata,
		},
		};

		static int __init rx51_i2c_init(void)
		{
		omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
		ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
		omap_register_i2c_bus(2, 100, NULL, 0);
		omap_register_i2c_bus(3, 400, NULL, 0);
		return 0;
		}


		void __init rx51_peripherals_init(void)
		{
		platform_add_devices(rx51_peripherals_devices,
		ARRAY_SIZE(rx51_peripherals_devices));
		rx51_i2c_init();
		rx51_init_smc91x();
		}

arch/arm/mach-omap2/board-rx51.c

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		/*
		* linux/arch/arm/mach-omap2/board-rx51.c
		*
		* Copyright (C) 2007, 2008 Nokia
		*
		* 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
		* published by the Free Software Foundation.
		*/

		#include <linux/kernel.h>
		#include <linux/init.h>
		#include <linux/platform_device.h>
		#include <linux/delay.h>
		#include <linux/err.h>
		#include <linux/clk.h>
		#include <linux/io.h>
		#include <linux/delay.h>
		#include <linux/gpio.h>

		#include <mach/hardware.h>
		#include <asm/mach-types.h>
		#include <asm/mach/arch.h>
		#include <asm/mach/map.h>

		#include <mach/mcspi.h>
		#include <mach/mux.h>
		#include <mach/board.h>
		#include <mach/common.h>
		#include <mach/keypad.h>
		#include <mach/dma.h>
		#include <mach/gpmc.h>
		#include <mach/usb.h>

		static struct omap_uart_config rx51_uart_config = {
		.enabled_uarts = ((1 << 0) \| (1 << 1) \| (1 << 2)),
		};

		static struct omap_lcd_config rx51_lcd_config = {
		.ctrl_name = "internal",
		};

		static struct omap_fbmem_config rx51_fbmem0_config = {
		.size = 752 * 1024,
		};

		static struct omap_fbmem_config rx51_fbmem1_config = {
		.size = 752 * 1024,
		};

		static struct omap_fbmem_config rx51_fbmem2_config = {
		.size = 752 * 1024,
		};

		static struct omap_board_config_kernel rx51_config[] = {
		{ OMAP_TAG_UART, &rx51_uart_config },
		{ OMAP_TAG_FBMEM, &rx51_fbmem0_config },
		{ OMAP_TAG_FBMEM, &rx51_fbmem1_config },
		{ OMAP_TAG_FBMEM, &rx51_fbmem2_config },
		{ OMAP_TAG_LCD, &rx51_lcd_config },
		};

		static void __init rx51_init_irq(void)
		{
		omap2_init_common_hw();
		omap_init_irq();
		omap_gpio_init();
		}

		extern void __init rx51_peripherals_init(void);

		static void __init rx51_init(void)
		{
		omap_board_config = rx51_config;
		omap_board_config_size = ARRAY_SIZE(rx51_config);
		omap_serial_init();
		usb_musb_init();
		rx51_peripherals_init();
		}

		static void __init rx51_map_io(void)
		{
		omap2_set_globals_343x();
		omap2_map_common_io();
		}

		MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
		/* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
		.phys_io = 0x48000000,
		.io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
		.boot_params = 0x80000100,
		.map_io = rx51_map_io,
		.init_irq = rx51_init_irq,
		.init_machine = rx51_init,
		.timer = &omap_timer,
		MACHINE_END