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a4dbfab590
It's time to remove all ATAG support from ux500 and rely solely on Device Tree booting. This patch is part of that endeavour. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* License terms: GNU General Public License (GPL), version 2
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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/input/bu21013.h>
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#include <linux/gpio.h>
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#include <linux/interrupt.h>
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#include <linux/i2c.h>
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#include <asm/mach-types.h>
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#include "board-mop500.h"
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/*
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* BU21013 ROHM touchscreen interface on the STUIBs
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*/
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#define TOUCH_GPIO_PIN 84
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#define TOUCH_XMAX 384
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#define TOUCH_YMAX 704
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#define PRCMU_CLOCK_OCR 0x1CC
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#define TSC_EXT_CLOCK_9_6MHZ 0x840000
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static struct bu21013_platform_device tsc_plat_device = {
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.touch_pin = TOUCH_GPIO_PIN,
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.touch_x_max = TOUCH_XMAX,
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.touch_y_max = TOUCH_YMAX,
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.ext_clk = false,
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.x_flip = false,
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.y_flip = true,
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};
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static struct i2c_board_info __initdata u8500_i2c3_devices_stuib[] = {
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{
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I2C_BOARD_INFO("bu21013_tp", 0x5C),
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.platform_data = &tsc_plat_device,
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},
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{
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I2C_BOARD_INFO("bu21013_tp", 0x5D),
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.platform_data = &tsc_plat_device,
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},
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};
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void __init mop500_stuib_init(void)
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{
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if (machine_is_hrefv60())
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tsc_plat_device.cs_pin = HREFV60_TOUCH_RST_GPIO;
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else
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tsc_plat_device.cs_pin = GPIO_BU21013_CS;
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mop500_uib_i2c_add(3, u8500_i2c3_devices_stuib,
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ARRAY_SIZE(u8500_i2c3_devices_stuib));
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}
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