/* * Copyright (C) 2008-2009 ST-Ericsson * * Author: Srinidhi KASAGAR * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "pins-db8500.h" #include "ste-dma40-db8500.h" #include "devices-db8500.h" #include "board-mop500.h" #include "board-mop500-regulators.h" static struct gpio_led snowball_led_array[] = { { .name = "user_led", .default_trigger = "none", .gpio = 142, }, }; static struct gpio_led_platform_data snowball_led_data = { .leds = snowball_led_array, .num_leds = ARRAY_SIZE(snowball_led_array), }; static struct platform_device snowball_led_dev = { .name = "leds-gpio", .dev = { .platform_data = &snowball_led_data, }, }; static struct ab8500_gpio_platform_data ab8500_gpio_pdata = { .gpio_base = MOP500_AB8500_GPIO(0), .irq_base = MOP500_AB8500_VIR_GPIO_IRQ_BASE, /* config_reg is the initial configuration of ab8500 pins. * The pins can be configured as GPIO or alt functions based * on value present in GpioSel1 to GpioSel6 and AlternatFunction * register. This is the array of 7 configuration settings. * One has to compile time decide these settings. Below is the * explanation of these setting * GpioSel1 = 0x00 => Pins GPIO1 to GPIO8 are not used as GPIO * GpioSel2 = 0x1E => Pins GPIO10 to GPIO13 are configured as GPIO * GpioSel3 = 0x80 => Pin GPIO24 is configured as GPIO * GpioSel4 = 0x01 => Pin GPIo25 is configured as GPIO * GpioSel5 = 0x7A => Pins GPIO34, GPIO36 to GPIO39 are conf as GPIO * GpioSel6 = 0x00 => Pins GPIO41 & GPIo42 are not configured as GPIO * AlternaFunction = 0x00 => If Pins GPIO10 to 13 are not configured * as GPIO then this register selectes the alternate fucntions */ .config_reg = {0x00, 0x1E, 0x80, 0x01, 0x7A, 0x00, 0x00}, }; static struct gpio_keys_button snowball_key_array[] = { { .gpio = 32, .type = EV_KEY, .code = KEY_1, .desc = "userpb", .active_low = 1, .debounce_interval = 50, .wakeup = 1, }, { .gpio = 151, .type = EV_KEY, .code = KEY_2, .desc = "extkb1", .active_low = 1, .debounce_interval = 50, .wakeup = 1, }, { .gpio = 152, .type = EV_KEY, .code = KEY_3, .desc = "extkb2", .active_low = 1, .debounce_interval = 50, .wakeup = 1, }, { .gpio = 161, .type = EV_KEY, .code = KEY_4, .desc = "extkb3", .active_low = 1, .debounce_interval = 50, .wakeup = 1, }, { .gpio = 162, .type = EV_KEY, .code = KEY_5, .desc = "extkb4", .active_low = 1, .debounce_interval = 50, .wakeup = 1, }, }; static struct gpio_keys_platform_data snowball_key_data = { .buttons = snowball_key_array, .nbuttons = ARRAY_SIZE(snowball_key_array), }; static struct platform_device snowball_key_dev = { .name = "gpio-keys", .id = -1, .dev = { .platform_data = &snowball_key_data, } }; static struct smsc911x_platform_config snowball_sbnet_cfg = { .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY, .shift = 1, }; static struct resource sbnet_res[] = { { .name = "smsc911x-memory", .start = (0x5000 << 16), .end = (0x5000 << 16) + 0xffff, .flags = IORESOURCE_MEM, }, { .start = NOMADIK_GPIO_TO_IRQ(140), .end = NOMADIK_GPIO_TO_IRQ(140), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, }, }; static struct platform_device snowball_sbnet_dev = { .name = "smsc911x", .num_resources = ARRAY_SIZE(sbnet_res), .resource = sbnet_res, .dev = { .platform_data = &snowball_sbnet_cfg, }, }; static struct ab8500_platform_data ab8500_platdata = { .irq_base = MOP500_AB8500_IRQ_BASE, .regulator_reg_init = ab8500_regulator_reg_init, .num_regulator_reg_init = ARRAY_SIZE(ab8500_regulator_reg_init), .regulator = ab8500_regulators, .num_regulator = ARRAY_SIZE(ab8500_regulators), .gpio = &ab8500_gpio_pdata, }; static struct resource ab8500_resources[] = { [0] = { .start = IRQ_DB8500_AB8500, .end = IRQ_DB8500_AB8500, .flags = IORESOURCE_IRQ } }; struct platform_device ab8500_device = { .name = "ab8500-i2c", .id = 0, .dev = { .platform_data = &ab8500_platdata, }, .num_resources = 1, .resource = ab8500_resources, }; /* * TPS61052 */ static struct tps6105x_platform_data mop500_tps61052_data = { .mode = TPS6105X_MODE_VOLTAGE, .regulator_data = &tps61052_regulator, }; /* * TC35892 */ static void mop500_tc35892_init(struct tc3589x *tc3589x, unsigned int base) { struct device *parent = NULL; #if 0 /* FIXME: Is the sdi actually part of tc3589x? */ parent = tc3589x->dev; #endif mop500_sdi_tc35892_init(parent); } static struct tc3589x_gpio_platform_data mop500_tc35892_gpio_data = { .gpio_base = MOP500_EGPIO(0), .setup = mop500_tc35892_init, }; static struct tc3589x_platform_data mop500_tc35892_data = { .block = TC3589x_BLOCK_GPIO, .gpio = &mop500_tc35892_gpio_data, .irq_base = MOP500_EGPIO_IRQ_BASE, }; static struct lp5521_led_config lp5521_pri_led[] = { [0] = { .chan_nr = 0, .led_current = 0x2f, .max_current = 0x5f, }, [1] = { .chan_nr = 1, .led_current = 0x2f, .max_current = 0x5f, }, [2] = { .chan_nr = 2, .led_current = 0x2f, .max_current = 0x5f, }, }; static struct lp5521_platform_data __initdata lp5521_pri_data = { .label = "lp5521_pri", .led_config = &lp5521_pri_led[0], .num_channels = 3, .clock_mode = LP5521_CLOCK_EXT, }; static struct lp5521_led_config lp5521_sec_led[] = { [0] = { .chan_nr = 0, .led_current = 0x2f, .max_current = 0x5f, }, [1] = { .chan_nr = 1, .led_current = 0x2f, .max_current = 0x5f, }, [2] = { .chan_nr = 2, .led_current = 0x2f, .max_current = 0x5f, }, }; static struct lp5521_platform_data __initdata lp5521_sec_data = { .label = "lp5521_sec", .led_config = &lp5521_sec_led[0], .num_channels = 3, .clock_mode = LP5521_CLOCK_EXT, }; static struct i2c_board_info __initdata mop500_i2c0_devices[] = { { I2C_BOARD_INFO("tc3589x", 0x42), .irq = NOMADIK_GPIO_TO_IRQ(217), .platform_data = &mop500_tc35892_data, }, /* I2C0 devices only available prior to HREFv60 */ { I2C_BOARD_INFO("tps61052", 0x33), .platform_data = &mop500_tps61052_data, }, }; #define NUM_PRE_V60_I2C0_DEVICES 1 static struct i2c_board_info __initdata mop500_i2c2_devices[] = { { /* lp5521 LED driver, 1st device */ I2C_BOARD_INFO("lp5521", 0x33), .platform_data = &lp5521_pri_data, }, { /* lp5521 LED driver, 2st device */ I2C_BOARD_INFO("lp5521", 0x34), .platform_data = &lp5521_sec_data, }, { /* Light sensor Rohm BH1780GLI */ I2C_BOARD_INFO("bh1780", 0x29), }, }; #define U8500_I2C_CONTROLLER(id, _slsu, _tft, _rft, clk, t_out, _sm) \ static struct nmk_i2c_controller u8500_i2c##id##_data = { \ /* \ * slave data setup time, which is \ * 250 ns,100ns,10ns which is 14,6,2 \ * respectively for a 48 Mhz \ * i2c clock \ */ \ .slsu = _slsu, \ /* Tx FIFO threshold */ \ .tft = _tft, \ /* Rx FIFO threshold */ \ .rft = _rft, \ /* std. mode operation */ \ .clk_freq = clk, \ /* Slave response timeout(ms) */\ .timeout = t_out, \ .sm = _sm, \ } /* * The board uses 4 i2c controllers, initialize all of * them with slave data setup time of 250 ns, * Tx & Rx FIFO threshold values as 8 and standard * mode of operation */ U8500_I2C_CONTROLLER(0, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); U8500_I2C_CONTROLLER(1, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); U8500_I2C_CONTROLLER(2, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); U8500_I2C_CONTROLLER(3, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); static void __init mop500_i2c_init(struct device *parent) { db8500_add_i2c0(parent, &u8500_i2c0_data); db8500_add_i2c1(parent, &u8500_i2c1_data); db8500_add_i2c2(parent, &u8500_i2c2_data); db8500_add_i2c3(parent, &u8500_i2c3_data); } static struct gpio_keys_button mop500_gpio_keys[] = { { .desc = "SFH7741 Proximity Sensor", .type = EV_SW, .code = SW_FRONT_PROXIMITY, .active_low = 0, .can_disable = 1, } }; static struct regulator *prox_regulator; static int mop500_prox_activate(struct device *dev); static void mop500_prox_deactivate(struct device *dev); static struct gpio_keys_platform_data mop500_gpio_keys_data = { .buttons = mop500_gpio_keys, .nbuttons = ARRAY_SIZE(mop500_gpio_keys), .enable = mop500_prox_activate, .disable = mop500_prox_deactivate, }; static struct platform_device mop500_gpio_keys_device = { .name = "gpio-keys", .id = 0, .dev = { .platform_data = &mop500_gpio_keys_data, }, }; static int mop500_prox_activate(struct device *dev) { prox_regulator = regulator_get(&mop500_gpio_keys_device.dev, "vcc"); if (IS_ERR(prox_regulator)) { dev_err(&mop500_gpio_keys_device.dev, "no regulator\n"); return PTR_ERR(prox_regulator); } regulator_enable(prox_regulator); return 0; } static void mop500_prox_deactivate(struct device *dev) { regulator_disable(prox_regulator); regulator_put(prox_regulator); } /* add any platform devices here - TODO */ static struct platform_device *mop500_platform_devs[] __initdata = { &mop500_gpio_keys_device, &ab8500_device, }; #ifdef CONFIG_STE_DMA40 static struct stedma40_chan_cfg ssp0_dma_cfg_rx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_PERIPH_TO_MEM, .src_dev_type = DB8500_DMA_DEV8_SSP0_RX, .dst_dev_type = STEDMA40_DEV_DST_MEMORY, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; static struct stedma40_chan_cfg ssp0_dma_cfg_tx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_MEM_TO_PERIPH, .src_dev_type = STEDMA40_DEV_SRC_MEMORY, .dst_dev_type = DB8500_DMA_DEV8_SSP0_TX, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; #endif static struct pl022_ssp_controller ssp0_platform_data = { .bus_id = 0, #ifdef CONFIG_STE_DMA40 .enable_dma = 1, .dma_filter = stedma40_filter, .dma_rx_param = &ssp0_dma_cfg_rx, .dma_tx_param = &ssp0_dma_cfg_tx, #else .enable_dma = 0, #endif /* on this platform, gpio 31,142,144,214 & * 224 are connected as chip selects */ .num_chipselect = 5, }; static void __init mop500_spi_init(struct device *parent) { db8500_add_ssp0(parent, &ssp0_platform_data); } #ifdef CONFIG_STE_DMA40 static struct stedma40_chan_cfg uart0_dma_cfg_rx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_PERIPH_TO_MEM, .src_dev_type = DB8500_DMA_DEV13_UART0_RX, .dst_dev_type = STEDMA40_DEV_DST_MEMORY, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; static struct stedma40_chan_cfg uart0_dma_cfg_tx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_MEM_TO_PERIPH, .src_dev_type = STEDMA40_DEV_SRC_MEMORY, .dst_dev_type = DB8500_DMA_DEV13_UART0_TX, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; static struct stedma40_chan_cfg uart1_dma_cfg_rx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_PERIPH_TO_MEM, .src_dev_type = DB8500_DMA_DEV12_UART1_RX, .dst_dev_type = STEDMA40_DEV_DST_MEMORY, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; static struct stedma40_chan_cfg uart1_dma_cfg_tx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_MEM_TO_PERIPH, .src_dev_type = STEDMA40_DEV_SRC_MEMORY, .dst_dev_type = DB8500_DMA_DEV12_UART1_TX, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; static struct stedma40_chan_cfg uart2_dma_cfg_rx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_PERIPH_TO_MEM, .src_dev_type = DB8500_DMA_DEV11_UART2_RX, .dst_dev_type = STEDMA40_DEV_DST_MEMORY, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; static struct stedma40_chan_cfg uart2_dma_cfg_tx = { .mode = STEDMA40_MODE_LOGICAL, .dir = STEDMA40_MEM_TO_PERIPH, .src_dev_type = STEDMA40_DEV_SRC_MEMORY, .dst_dev_type = DB8500_DMA_DEV11_UART2_TX, .src_info.data_width = STEDMA40_BYTE_WIDTH, .dst_info.data_width = STEDMA40_BYTE_WIDTH, }; #endif static pin_cfg_t mop500_pins_uart0[] = { GPIO0_U0_CTSn | PIN_INPUT_PULLUP, GPIO1_U0_RTSn | PIN_OUTPUT_HIGH, GPIO2_U0_RXD | PIN_INPUT_PULLUP, GPIO3_U0_TXD | PIN_OUTPUT_HIGH, }; #define PRCC_K_SOFTRST_SET 0x18 #define PRCC_K_SOFTRST_CLEAR 0x1C static void ux500_uart0_reset(void) { void __iomem *prcc_rst_set, *prcc_rst_clr; prcc_rst_set = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE + PRCC_K_SOFTRST_SET); prcc_rst_clr = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE + PRCC_K_SOFTRST_CLEAR); /* Activate soft reset PRCC_K_SOFTRST_CLEAR */ writel((readl(prcc_rst_clr) | 0x1), prcc_rst_clr); udelay(1); /* Release soft reset PRCC_K_SOFTRST_SET */ writel((readl(prcc_rst_set) | 0x1), prcc_rst_set); udelay(1); } static void ux500_uart0_init(void) { int ret; ret = nmk_config_pins(mop500_pins_uart0, ARRAY_SIZE(mop500_pins_uart0)); if (ret < 0) pr_err("pl011: uart pins_enable failed\n"); } static void ux500_uart0_exit(void) { int ret; ret = nmk_config_pins_sleep(mop500_pins_uart0, ARRAY_SIZE(mop500_pins_uart0)); if (ret < 0) pr_err("pl011: uart pins_disable failed\n"); } static struct amba_pl011_data uart0_plat = { #ifdef CONFIG_STE_DMA40 .dma_filter = stedma40_filter, .dma_rx_param = &uart0_dma_cfg_rx, .dma_tx_param = &uart0_dma_cfg_tx, #endif .init = ux500_uart0_init, .exit = ux500_uart0_exit, .reset = ux500_uart0_reset, }; static struct amba_pl011_data uart1_plat = { #ifdef CONFIG_STE_DMA40 .dma_filter = stedma40_filter, .dma_rx_param = &uart1_dma_cfg_rx, .dma_tx_param = &uart1_dma_cfg_tx, #endif }; static struct amba_pl011_data uart2_plat = { #ifdef CONFIG_STE_DMA40 .dma_filter = stedma40_filter, .dma_rx_param = &uart2_dma_cfg_rx, .dma_tx_param = &uart2_dma_cfg_tx, #endif }; static void __init mop500_uart_init(struct device *parent) { db8500_add_uart0(parent, &uart0_plat); db8500_add_uart1(parent, &uart1_plat); db8500_add_uart2(parent, &uart2_plat); } static struct platform_device *snowball_platform_devs[] __initdata = { &snowball_led_dev, &snowball_key_dev, &snowball_sbnet_dev, &ab8500_device, }; static void __init mop500_init_machine(void) { struct device *parent = NULL; int i2c0_devs; mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR; parent = u8500_init_devices(); mop500_pins_init(); platform_add_devices(mop500_platform_devs, ARRAY_SIZE(mop500_platform_devs)); mop500_i2c_init(parent); mop500_sdi_init(parent); mop500_spi_init(parent); mop500_uart_init(parent); i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs); i2c_register_board_info(2, mop500_i2c2_devices, ARRAY_SIZE(mop500_i2c2_devices)); /* This board has full regulator constraints */ regulator_has_full_constraints(); } static void __init snowball_init_machine(void) { struct device *parent = NULL; int i2c0_devs; parent = u8500_init_devices(); snowball_pins_init(); platform_add_devices(snowball_platform_devs, ARRAY_SIZE(snowball_platform_devs)); mop500_i2c_init(parent); snowball_sdi_init(parent); mop500_spi_init(parent); mop500_uart_init(parent); i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs); i2c_register_board_info(2, mop500_i2c2_devices, ARRAY_SIZE(mop500_i2c2_devices)); /* This board has full regulator constraints */ regulator_has_full_constraints(); } static void __init hrefv60_init_machine(void) { struct device *parent = NULL; int i2c0_devs; /* * The HREFv60 board removed a GPIO expander and routed * all these GPIO pins to the internal GPIO controller * instead. */ mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO; parent = u8500_init_devices(); hrefv60_pins_init(); platform_add_devices(mop500_platform_devs, ARRAY_SIZE(mop500_platform_devs)); mop500_i2c_init(parent); hrefv60_sdi_init(parent); mop500_spi_init(parent); mop500_uart_init(parent); i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES; i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs); i2c_register_board_info(2, mop500_i2c2_devices, ARRAY_SIZE(mop500_i2c2_devices)); /* This board has full regulator constraints */ regulator_has_full_constraints(); } MACHINE_START(U8500, "ST-Ericsson MOP500 platform") /* Maintainer: Srinidhi Kasagar */ .atag_offset = 0x100, .map_io = u8500_map_io, .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = mop500_init_machine, MACHINE_END MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+") .atag_offset = 0x100, .map_io = u8500_map_io, .init_irq = ux500_init_irq, .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = hrefv60_init_machine, MACHINE_END MACHINE_START(SNOWBALL, "Calao Systems Snowball platform") .atag_offset = 0x100, .map_io = u8500_map_io, .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = snowball_init_machine, MACHINE_END