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ARM: OMAP3: Add support for 3430 SDP, v4
Add support for 3430 SDP. Various updates have been merged into this patch from the linux-omap list. Patch updated to initialize regulators by David Brownell <dbrownell@users.sourceforge.net>. Signed-off-by: Syed Mohammed Khasim <khasim@ti.com> David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Syed Mohammed Khasim
Tony Lindgren
parent
c6a81316c7
commit
6fdc29e262
2061
arch/arm/configs/omap_3430sdp_defconfig
Normal file
2061
arch/arm/configs/omap_3430sdp_defconfig
Normal file
File diff suppressed because it is too large
Load Diff
@ -59,3 +59,7 @@ config MACH_OVERO
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config MACH_OMAP3_PANDORA
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bool "OMAP3 Pandora"
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depends on ARCH_OMAP3 && ARCH_OMAP34XX
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config MACH_OMAP_3430SDP
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bool "OMAP 3430 SDP board"
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depends on ARCH_OMAP3 && ARCH_OMAP34XX
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@ -38,6 +38,8 @@ obj-$(CONFIG_MACH_OVERO) += board-overo.o \
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mmc-twl4030.o
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obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o \
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mmc-twl4030.o
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obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o \
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mmc-twl4030.o
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# Platform specific device init code
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ifeq ($(CONFIG_USB_MUSB_SOC),y)
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542
arch/arm/mach-omap2/board-3430sdp.c
Normal file
542
arch/arm/mach-omap2/board-3430sdp.c
Normal file
@ -0,0 +1,542 @@
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/*
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* linux/arch/arm/mach-omap2/board-3430sdp.c
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*
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* Copyright (C) 2007 Texas Instruments
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*
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* Modified from mach-omap2/board-generic.c
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*
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* Initial code: Syed Mohammed Khasim
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/input.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/ads7846.h>
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#include <linux/i2c/twl4030.h>
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#include <linux/regulator/machine.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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#include <mach/hardware.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <mach/mcspi.h>
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#include <mach/mux.h>
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#include <mach/board.h>
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#include <mach/usb.h>
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#include <mach/common.h>
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#include <mach/dma.h>
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#include <mach/gpmc.h>
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#include <mach/control.h>
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#include <mach/keypad.h>
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#include "mmc-twl4030.h"
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#define CONFIG_DISABLE_HFCLK 1
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#define SDP3430_ETHR_GPIO_IRQ_SDPV1 29
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#define SDP3430_ETHR_GPIO_IRQ_SDPV2 6
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#define SDP3430_SMC91X_CS 3
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#define SDP3430_TS_GPIO_IRQ_SDPV1 3
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#define SDP3430_TS_GPIO_IRQ_SDPV2 2
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#define ENABLE_VAUX3_DEDICATED 0x03
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#define ENABLE_VAUX3_DEV_GRP 0x20
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#define TWL4030_MSECURE_GPIO 22
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static struct resource sdp3430_smc91x_resources[] = {
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[0] = {
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 0,
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.end = 0,
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
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},
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};
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static struct platform_device sdp3430_smc91x_device = {
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.name = "smc91x",
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.id = -1,
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.num_resources = ARRAY_SIZE(sdp3430_smc91x_resources),
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.resource = sdp3430_smc91x_resources,
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};
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static int sdp3430_keymap[] = {
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KEY(0, 0, KEY_LEFT),
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KEY(0, 1, KEY_RIGHT),
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KEY(0, 2, KEY_A),
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KEY(0, 3, KEY_B),
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KEY(0, 4, KEY_C),
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KEY(1, 0, KEY_DOWN),
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KEY(1, 1, KEY_UP),
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KEY(1, 2, KEY_E),
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KEY(1, 3, KEY_F),
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KEY(1, 4, KEY_G),
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KEY(2, 0, KEY_ENTER),
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KEY(2, 1, KEY_I),
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KEY(2, 2, KEY_J),
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KEY(2, 3, KEY_K),
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KEY(2, 4, KEY_3),
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KEY(3, 0, KEY_M),
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KEY(3, 1, KEY_N),
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KEY(3, 2, KEY_O),
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KEY(3, 3, KEY_P),
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KEY(3, 4, KEY_Q),
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KEY(4, 0, KEY_R),
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KEY(4, 1, KEY_4),
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KEY(4, 2, KEY_T),
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KEY(4, 3, KEY_U),
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KEY(4, 4, KEY_D),
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KEY(5, 0, KEY_V),
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KEY(5, 1, KEY_W),
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KEY(5, 2, KEY_L),
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KEY(5, 3, KEY_S),
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KEY(5, 4, KEY_H),
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0
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};
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static struct twl4030_keypad_data sdp3430_kp_data = {
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.rows = 5,
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.cols = 6,
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.keymap = sdp3430_keymap,
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.keymapsize = ARRAY_SIZE(sdp3430_keymap),
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.rep = 1,
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};
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static int ts_gpio; /* Needed for ads7846_get_pendown_state */
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/**
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* @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq
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*
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* @return - void. If request gpio fails then Flag KERN_ERR.
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*/
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static void ads7846_dev_init(void)
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{
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if (gpio_request(ts_gpio, "ADS7846 pendown") < 0) {
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printk(KERN_ERR "can't get ads746 pen down GPIO\n");
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return;
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}
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gpio_direction_input(ts_gpio);
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omap_set_gpio_debounce(ts_gpio, 1);
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omap_set_gpio_debounce_time(ts_gpio, 0xa);
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}
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static int ads7846_get_pendown_state(void)
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{
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return !gpio_get_value(ts_gpio);
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}
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static struct ads7846_platform_data tsc2046_config __initdata = {
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.get_pendown_state = ads7846_get_pendown_state,
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.keep_vref_on = 1,
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};
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static struct omap2_mcspi_device_config tsc2046_mcspi_config = {
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.turbo_mode = 0,
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.single_channel = 1, /* 0: slave, 1: master */
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};
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static struct spi_board_info sdp3430_spi_board_info[] __initdata = {
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[0] = {
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/*
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* TSC2046 operates at a max freqency of 2MHz, so
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* operate slightly below at 1.5MHz
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*/
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.modalias = "ads7846",
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.bus_num = 1,
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.chip_select = 0,
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.max_speed_hz = 1500000,
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.controller_data = &tsc2046_mcspi_config,
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.irq = 0,
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.platform_data = &tsc2046_config,
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},
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};
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static struct platform_device sdp3430_lcd_device = {
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.name = "sdp2430_lcd",
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.id = -1,
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};
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static struct regulator_consumer_supply sdp3430_vdac_supply = {
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.supply = "vdac",
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.dev = &sdp3430_lcd_device.dev,
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};
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static struct regulator_consumer_supply sdp3430_vdvi_supply = {
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.supply = "vdvi",
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.dev = &sdp3430_lcd_device.dev,
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};
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static struct platform_device *sdp3430_devices[] __initdata = {
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&sdp3430_smc91x_device,
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&sdp3430_lcd_device,
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};
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static inline void __init sdp3430_init_smc91x(void)
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{
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int eth_cs;
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unsigned long cs_mem_base;
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int eth_gpio = 0;
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eth_cs = SDP3430_SMC91X_CS;
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if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
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printk(KERN_ERR "Failed to request GPMC mem for smc91x\n");
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return;
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}
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sdp3430_smc91x_resources[0].start = cs_mem_base + 0x300;
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sdp3430_smc91x_resources[0].end = cs_mem_base + 0x30f;
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udelay(100);
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if (omap_rev() > OMAP3430_REV_ES1_0)
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eth_gpio = SDP3430_ETHR_GPIO_IRQ_SDPV2;
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else
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eth_gpio = SDP3430_ETHR_GPIO_IRQ_SDPV1;
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sdp3430_smc91x_resources[1].start = gpio_to_irq(eth_gpio);
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if (gpio_request(eth_gpio, "SMC91x irq") < 0) {
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printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
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eth_gpio);
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return;
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}
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gpio_direction_input(eth_gpio);
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}
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static void __init omap_3430sdp_init_irq(void)
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{
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omap2_init_common_hw();
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omap_init_irq();
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omap_gpio_init();
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sdp3430_init_smc91x();
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}
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static struct omap_uart_config sdp3430_uart_config __initdata = {
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.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
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};
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static struct omap_lcd_config sdp3430_lcd_config __initdata = {
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.ctrl_name = "internal",
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};
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static struct omap_board_config_kernel sdp3430_config[] __initdata = {
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{ OMAP_TAG_UART, &sdp3430_uart_config },
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{ OMAP_TAG_LCD, &sdp3430_lcd_config },
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};
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static int sdp3430_batt_table[] = {
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/* 0 C*/
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30800, 29500, 28300, 27100,
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26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
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17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
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11600, 11200, 10800, 10400, 10000, 9630, 9280, 8950, 8620, 8310,
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8020, 7730, 7460, 7200, 6950, 6710, 6470, 6250, 6040, 5830,
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5640, 5450, 5260, 5090, 4920, 4760, 4600, 4450, 4310, 4170,
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4040, 3910, 3790, 3670, 3550
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};
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static struct twl4030_bci_platform_data sdp3430_bci_data = {
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.battery_tmp_tbl = sdp3430_batt_table,
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.tblsize = ARRAY_SIZE(sdp3430_batt_table),
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};
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static struct twl4030_hsmmc_info mmc[] = {
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{
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.mmc = 1,
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/* 8 bits (default) requires S6.3 == ON,
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* so the SIM card isn't used; else 4 bits.
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*/
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.wires = 8,
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.gpio_wp = 4,
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},
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{
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.mmc = 2,
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.wires = 8,
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.gpio_wp = 7,
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},
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{} /* Terminator */
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};
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static struct regulator_consumer_supply sdp3430_vmmc1_supply = {
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.supply = "vmmc",
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};
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static struct regulator_consumer_supply sdp3430_vsim_supply = {
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.supply = "vmmc_aux",
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};
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static struct regulator_consumer_supply sdp3430_vmmc2_supply = {
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.supply = "vmmc",
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};
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static int sdp3430_twl_gpio_setup(struct device *dev,
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unsigned gpio, unsigned ngpio)
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{
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/* gpio + 0 is "mmc0_cd" (input/IRQ),
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* gpio + 1 is "mmc1_cd" (input/IRQ)
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*/
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mmc[0].gpio_cd = gpio + 0;
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mmc[1].gpio_cd = gpio + 1;
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twl4030_mmc_init(mmc);
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/* link regulators to MMC adapters ... we "know" the
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* regulators will be set up only *after* we return.
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*/
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sdp3430_vmmc1_supply.dev = mmc[0].dev;
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sdp3430_vsim_supply.dev = mmc[0].dev;
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sdp3430_vmmc2_supply.dev = mmc[1].dev;
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/* gpio + 7 is "sub_lcd_en_bkl" (output/PWM1) */
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gpio_request(gpio + 7, "sub_lcd_en_bkl");
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gpio_direction_output(gpio + 7, 0);
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/* gpio + 15 is "sub_lcd_nRST" (output) */
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gpio_request(gpio + 15, "sub_lcd_nRST");
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gpio_direction_output(gpio + 15, 0);
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return 0;
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}
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static struct twl4030_gpio_platform_data sdp3430_gpio_data = {
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.gpio_base = OMAP_MAX_GPIO_LINES,
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.irq_base = TWL4030_GPIO_IRQ_BASE,
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.irq_end = TWL4030_GPIO_IRQ_END,
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.pulldowns = BIT(2) | BIT(6) | BIT(8) | BIT(13)
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| BIT(16) | BIT(17),
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.setup = sdp3430_twl_gpio_setup,
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};
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static struct twl4030_usb_data sdp3430_usb_data = {
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.usb_mode = T2_USB_MODE_ULPI,
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};
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static struct twl4030_madc_platform_data sdp3430_madc_data = {
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.irq_line = 1,
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};
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/*
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* Apply all the fixed voltages since most versions of U-Boot
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* don't bother with that initialization.
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*/
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/* VAUX1 for mainboard (irda and sub-lcd) */
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static struct regulator_init_data sdp3430_vaux1 = {
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.constraints = {
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.min_uV = 2800000,
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.max_uV = 2800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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/* VAUX2 for camera module */
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static struct regulator_init_data sdp3430_vaux2 = {
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.constraints = {
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.min_uV = 2800000,
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.max_uV = 2800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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/* VAUX3 for LCD board */
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static struct regulator_init_data sdp3430_vaux3 = {
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.constraints = {
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.min_uV = 2800000,
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.max_uV = 2800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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/* VAUX4 for OMAP VDD_CSI2 (camera) */
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static struct regulator_init_data sdp3430_vaux4 = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
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static struct regulator_init_data sdp3430_vmmc1 = {
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.constraints = {
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.min_uV = 1850000,
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.max_uV = 3150000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &sdp3430_vmmc1_supply,
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};
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/* VMMC2 for MMC2 card */
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static struct regulator_init_data sdp3430_vmmc2 = {
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.constraints = {
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.min_uV = 1850000,
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.max_uV = 1850000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
|
||||
.consumer_supplies = &sdp3430_vmmc2_supply,
|
||||
};
|
||||
|
||||
/* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
|
||||
static struct regulator_init_data sdp3430_vsim = {
|
||||
.constraints = {
|
||||
.min_uV = 1800000,
|
||||
.max_uV = 3000000,
|
||||
.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 = &sdp3430_vsim_supply,
|
||||
};
|
||||
|
||||
/* VDAC for DSS driving S-Video */
|
||||
static struct regulator_init_data sdp3430_vdac = {
|
||||
.constraints = {
|
||||
.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 = &sdp3430_vdac_supply,
|
||||
};
|
||||
|
||||
/* VPLL2 for digital video outputs */
|
||||
static struct regulator_init_data sdp3430_vpll2 = {
|
||||
.constraints = {
|
||||
.name = "VDVI",
|
||||
.min_uV = 1800000,
|
||||
.max_uV = 1800000,
|
||||
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
||||
| REGULATOR_MODE_STANDBY,
|
||||
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
||||
| REGULATOR_CHANGE_STATUS,
|
||||
},
|
||||
.num_consumer_supplies = 1,
|
||||
.consumer_supplies = &sdp3430_vdvi_supply,
|
||||
};
|
||||
|
||||
static struct twl4030_platform_data sdp3430_twldata = {
|
||||
.irq_base = TWL4030_IRQ_BASE,
|
||||
.irq_end = TWL4030_IRQ_END,
|
||||
|
||||
/* platform_data for children goes here */
|
||||
.bci = &sdp3430_bci_data,
|
||||
.gpio = &sdp3430_gpio_data,
|
||||
.madc = &sdp3430_madc_data,
|
||||
.keypad = &sdp3430_kp_data,
|
||||
.usb = &sdp3430_usb_data,
|
||||
|
||||
.vaux1 = &sdp3430_vaux1,
|
||||
.vaux2 = &sdp3430_vaux2,
|
||||
.vaux3 = &sdp3430_vaux3,
|
||||
.vaux4 = &sdp3430_vaux4,
|
||||
.vmmc1 = &sdp3430_vmmc1,
|
||||
.vmmc2 = &sdp3430_vmmc2,
|
||||
.vsim = &sdp3430_vsim,
|
||||
.vdac = &sdp3430_vdac,
|
||||
.vpll2 = &sdp3430_vpll2,
|
||||
};
|
||||
|
||||
static struct i2c_board_info __initdata sdp3430_i2c_boardinfo[] = {
|
||||
{
|
||||
I2C_BOARD_INFO("twl4030", 0x48),
|
||||
.flags = I2C_CLIENT_WAKE,
|
||||
.irq = INT_34XX_SYS_NIRQ,
|
||||
.platform_data = &sdp3430_twldata,
|
||||
},
|
||||
};
|
||||
|
||||
static int __init omap3430_i2c_init(void)
|
||||
{
|
||||
/* i2c1 for PMIC only */
|
||||
omap_register_i2c_bus(1, 2600, sdp3430_i2c_boardinfo,
|
||||
ARRAY_SIZE(sdp3430_i2c_boardinfo));
|
||||
/* i2c2 on camera connector (for sensor control) and optional isp1301 */
|
||||
omap_register_i2c_bus(2, 400, NULL, 0);
|
||||
/* i2c3 on display connector (for DVI, tfp410) */
|
||||
omap_register_i2c_bus(3, 400, NULL, 0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void __init omap_3430sdp_init(void)
|
||||
{
|
||||
omap3430_i2c_init();
|
||||
platform_add_devices(sdp3430_devices, ARRAY_SIZE(sdp3430_devices));
|
||||
omap_board_config = sdp3430_config;
|
||||
omap_board_config_size = ARRAY_SIZE(sdp3430_config);
|
||||
if (omap_rev() > OMAP3430_REV_ES1_0)
|
||||
ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV2;
|
||||
else
|
||||
ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV1;
|
||||
sdp3430_spi_board_info[0].irq = gpio_to_irq(ts_gpio);
|
||||
spi_register_board_info(sdp3430_spi_board_info,
|
||||
ARRAY_SIZE(sdp3430_spi_board_info));
|
||||
ads7846_dev_init();
|
||||
omap_serial_init();
|
||||
usb_musb_init();
|
||||
}
|
||||
|
||||
static void __init omap_3430sdp_map_io(void)
|
||||
{
|
||||
omap2_set_globals_343x();
|
||||
omap2_map_common_io();
|
||||
}
|
||||
|
||||
MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board")
|
||||
/* Maintainer: Syed Khasim - Texas Instruments Inc */
|
||||
.phys_io = 0x48000000,
|
||||
.io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
|
||||
.boot_params = 0x80000100,
|
||||
.map_io = omap_3430sdp_map_io,
|
||||
.init_irq = omap_3430sdp_init_irq,
|
||||
.init_machine = omap_3430sdp_init,
|
||||
.timer = &omap_timer,
|
||||
MACHINE_END
|
||||
Loading…
Reference in New Issue
Block a user