+++ /dev/null
---- a/arch/arm/mach-omap2/board-n8x0.c
-+++ b/arch/arm/mach-omap2/board-n8x0.c
-@@ -24,6 +24,7 @@
- #include <linux/spi/spi.h>
- #include <linux/usb/musb.h>
- #include <sound/tlv320aic3x.h>
-+#include <linux/spi/tsc2005.h>
-
- #include <asm/mach/arch.h>
- #include <asm/mach-types.h>
-@@ -43,6 +44,66 @@ static int slot1_cover_open;
- static int slot2_cover_open;
- static struct device *mmc_device;
-
-+#define RX51_TSC2005_RESET_GPIO 94
-+#define RX51_TSC2005_IRQ_GPIO 106
-+
-+#ifdef CONFIG_TOUCHSCREEN_TSC2005
-+static struct tsc2005_platform_data tsc2005_config;
-+static void rx51_tsc2005_set_reset(bool enable)
-+{
-+ gpio_set_value(RX51_TSC2005_RESET_GPIO, enable);
-+}
-+
-+static struct omap2_mcspi_device_config tsc2005_mcspi_config = {
-+ .turbo_mode = 0,
-+ .single_channel = 1,
-+};
-+#endif
-+
-+static void __init tsc2005_set_config(void)
-+{
-+ const struct omap_lcd_config *conf;
-+
-+ conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
-+ if (conf != NULL) {
-+#ifdef CONFIG_TOUCHSCREEN_TSC2005
-+ if (strcmp(conf->panel_name, "lph8923") == 0) {
-+ tsc2005_config.ts_x_plate_ohm = 180;
-+ tsc2005_config.ts_pressure_max = 2048;
-+ tsc2005_config.ts_pressure_fudge = 2;
-+ tsc2005_config.ts_x_max = 4096;
-+ tsc2005_config.ts_x_fudge = 4;
-+ tsc2005_config.ts_y_max = 4096;
-+ tsc2005_config.ts_y_fudge = 7;
-+ tsc2005_config.set_reset = rx51_tsc2005_set_reset;
-+ } else if (strcmp(conf->panel_name, "ls041y3") == 0) {
-+ tsc2005_config.ts_x_plate_ohm = 280;
-+ tsc2005_config.ts_pressure_max = 2048;
-+ tsc2005_config.ts_pressure_fudge = 2;
-+ tsc2005_config.ts_x_max = 4096;
-+ tsc2005_config.ts_x_fudge = 4;
-+ tsc2005_config.ts_y_max = 4096;
-+ tsc2005_config.ts_y_fudge = 7;
-+ tsc2005_config.set_reset = rx51_tsc2005_set_reset;
-+ } else {
-+ printk(KERN_ERR "Unknown panel type, set default "
-+ "touchscreen configuration\n");
-+ tsc2005_config.ts_x_plate_ohm = 200;
-+ }
-+#endif
-+ }
-+}
-+
-+static struct omap2_mcspi_device_config mipid_mcspi_config = {
-+ .turbo_mode = 0,
-+ .single_channel = 1,
-+};
-+
-+extern struct mipid_platform_data n8x0_mipid_platform_data;
-+
-+extern void n8x0_mipid_init(void);
-+extern void n8x0_blizzard_init(void);
-+
- #define TUSB6010_ASYNC_CS 1
- #define TUSB6010_SYNC_CS 4
- #define TUSB6010_GPIO_INT 58
-@@ -145,12 +206,29 @@ static struct omap2_mcspi_device_config
-
- static struct spi_board_info n800_spi_board_info[] __initdata = {
- {
-+ .modalias = "lcd_mipid",
-+ .bus_num = 1,
-+ .chip_select = 1,
-+ .max_speed_hz = 4000000,
-+ .controller_data= &mipid_mcspi_config,
-+ .platform_data = &n8x0_mipid_platform_data,
-+ },
-+ {
- .modalias = "p54spi",
- .bus_num = 2,
- .chip_select = 0,
- .max_speed_hz = 48000000,
- .controller_data = &p54spi_mcspi_config,
- },
-+ {
-+ .modalias = "tsc2005",
-+ .bus_num = 1,
-+ .chip_select = 0,
-+ .irq = OMAP_GPIO_IRQ(RX51_TSC2005_IRQ_GPIO),
-+ .max_speed_hz = 6000000,
-+ .controller_data = &tsc2005_mcspi_config,
-+ .platform_data = &tsc2005_config,
-+ },
- };
-
- #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
-@@ -789,6 +867,7 @@ static void __init n8x0_init_machine(voi
- n8x0_cbus_init();
-
- /* FIXME: add n810 spi devices */
-+ tsc2005_set_config();
- spi_register_board_info(n800_spi_board_info,
- ARRAY_SIZE(n800_spi_board_info));
- omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1,
-@@ -798,6 +877,8 @@ static void __init n8x0_init_machine(voi
- i2c_register_board_info(2, n810_i2c_board_info_2,
- ARRAY_SIZE(n810_i2c_board_info_2));
- board_serial_init();
-+ n8x0_mipid_init();
-+ n8x0_blizzard_init();
- gpmc_onenand_init(board_onenand_data);
- n8x0_mmc_init();
- n8x0_usb_init();
---- /dev/null
-+++ b/arch/arm/mach-omap2/board-n8x0-lcd.c
-@@ -0,0 +1,231 @@
-+/*
-+ * linux/arch/arm/mach-omap2/board-n8x0.c
-+ *
-+ * Copyright (C) 2005-2009 Nokia Corporation
-+ * Author: Juha Yrjola <juha.yrjola@nokia.com>
-+ *
-+ * Modified from mach-omap2/board-generic.c
-+ *
-+ * 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/clk.h>
-+#include <linux/delay.h>
-+#include <linux/gpio.h>
-+#include <linux/omapfb.h>
-+
-+#include <plat/lcd_mipid.h>
-+#include <plat/blizzard.h>
-+
-+#include "../../../drivers/cbus/tahvo.h"
-+
-+
-+struct tahvo_pwm_device {
-+ struct device *dev;
-+ int tahvo_7bit_backlight;
-+};
-+
-+static struct tahvo_pwm_device *tahvo_pwm;
-+
-+static unsigned int tahvo_pwm_get_backlight_level(struct tahvo_pwm_device *pd)
-+{
-+ unsigned int mask;
-+
-+ if (pd->tahvo_7bit_backlight)
-+ mask = 0x7f;
-+ else
-+ mask = 0x0f;
-+ return tahvo_read_reg(pd->dev, TAHVO_REG_LEDPWMR) & mask;
-+}
-+
-+static unsigned int tahvo_pwm_get_max_backlight_level(struct tahvo_pwm_device *pd)
-+{
-+ if (pd->tahvo_7bit_backlight)
-+ return 0x7f;
-+ return 0x0f;
-+}
-+
-+static void tahvo_pwm_set_backlight_level(struct tahvo_pwm_device *pd, unsigned int level)
-+{
-+ unsigned int max_level;
-+
-+ max_level = tahvo_pwm_get_max_backlight_level(pd);
-+ if (level > max_level)
-+ level = max_level;
-+ tahvo_write_reg(pd->dev, TAHVO_REG_LEDPWMR, level);
-+}
-+
-+static int __init n8x0_tahvo_pwm_probe(struct platform_device *pdev)
-+{
-+ struct tahvo_pwm_device *pd;
-+ unsigned int rev, id;
-+
-+ pd = kzalloc(sizeof(*pd), GFP_KERNEL);
-+ if (WARN_ON(!pd))
-+ return -ENOMEM;
-+ pd->dev = &pdev->dev;
-+
-+ rev = tahvo_read_reg(pd->dev, TAHVO_REG_ASICR);
-+ id = (rev >> 8) & 0xff;
-+ if (id == 0x03) {
-+ if ((rev & 0xff) >= 0x50)
-+ pd->tahvo_7bit_backlight = 1;
-+ } else if (id == 0x0b)
-+ pd->tahvo_7bit_backlight = 1;
-+
-+ dev_set_drvdata(pd->dev, pd);
-+ tahvo_pwm = pd;
-+
-+ return 0;
-+}
-+
-+static struct platform_driver n8x0_tahvo_pwm_driver = {
-+ .driver = {
-+ .name = "tahvo-pwm",
-+ },
-+};
-+
-+static int __init n8x0_tahvo_pwm_init(void)
-+{
-+ return platform_driver_probe(&n8x0_tahvo_pwm_driver, n8x0_tahvo_pwm_probe);
-+}
-+fs_initcall(n8x0_tahvo_pwm_init);
-+
-+static int n8x0_get_backlight_level(struct mipid_platform_data *pdata)
-+{
-+ return tahvo_pwm_get_backlight_level(tahvo_pwm);
-+}
-+
-+static int n8x0_get_max_backlight_level(struct mipid_platform_data *pdata)
-+{
-+ return tahvo_pwm_get_max_backlight_level(tahvo_pwm);
-+}
-+
-+static void n8x0_set_backlight_level(struct mipid_platform_data *pdata, int level)
-+{
-+ tahvo_pwm_set_backlight_level(tahvo_pwm, level);
-+}
-+
-+#define N8X0_BLIZZARD_POWERDOWN_GPIO 15
-+
-+// MIPID LCD Panel
-+
-+static void mipid_shutdown(struct mipid_platform_data *pdata)
-+{
-+ if (pdata->nreset_gpio != -1) {
-+ pr_info("shutdown LCD\n");
-+ gpio_set_value(pdata->nreset_gpio, 0);
-+ msleep(120);
-+ }
-+}
-+
-+struct mipid_platform_data n8x0_mipid_platform_data = {
-+ .shutdown = mipid_shutdown,
-+ .get_bklight_level = n8x0_get_backlight_level,
-+ .set_bklight_level = n8x0_set_backlight_level,
-+ .get_bklight_max = n8x0_get_max_backlight_level,
-+};
-+
-+void __init n8x0_mipid_init(void)
-+{
-+ const struct omap_lcd_config *conf;
-+ int err;
-+
-+ conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
-+ if (conf != NULL) {
-+ n8x0_mipid_platform_data.nreset_gpio = conf->nreset_gpio;
-+ n8x0_mipid_platform_data.data_lines = conf->data_lines;
-+ if (conf->nreset_gpio != -1) {
-+ err = gpio_request(conf->nreset_gpio, "MIPID nreset");
-+ if (err) {
-+ printk(KERN_ERR "N8x0 MIPID failed to request nreset GPIO %d\n",
-+ conf->nreset_gpio);
-+ } else {
-+ err = gpio_direction_output(conf->nreset_gpio, 1);
-+ if (err) {
-+ printk(KERN_ERR "N8x0 MIPID failed to set nreset GPIO %d\n",
-+ conf->nreset_gpio);
-+ }
-+ }
-+ }
-+ printk(KERN_INFO "N8x0 MIPID config loaded");
-+ }
-+ else
-+ printk(KERN_INFO "N8x0 MIPID config not provided");
-+}
-+
-+
-+// Epson Blizzard LCD Controller
-+
-+static struct {
-+ struct clk *sys_ck;
-+} blizzard;
-+
-+static int blizzard_get_clocks(void)
-+{
-+ blizzard.sys_ck = clk_get(0, "osc_ck");
-+ if (IS_ERR(blizzard.sys_ck)) {
-+ printk(KERN_ERR "can't get Blizzard clock\n");
-+ return PTR_ERR(blizzard.sys_ck);
-+ }
-+ return 0;
-+}
-+
-+static unsigned long blizzard_get_clock_rate(struct device *dev)
-+{
-+ return clk_get_rate(blizzard.sys_ck);
-+}
-+
-+static void blizzard_enable_clocks(int enable)
-+{
-+ if (enable)
-+ clk_enable(blizzard.sys_ck);
-+ else
-+ clk_disable(blizzard.sys_ck);
-+}
-+
-+static void blizzard_power_up(struct device *dev)
-+{
-+ /* Vcore to 1.475V */
-+ tahvo_set_clear_reg_bits(tahvo_pwm->dev, 0x07, 0, 0xf);
-+ msleep(10);
-+
-+ blizzard_enable_clocks(1);
-+ gpio_set_value(N8X0_BLIZZARD_POWERDOWN_GPIO, 1);
-+}
-+
-+static void blizzard_power_down(struct device *dev)
-+{
-+ gpio_set_value(N8X0_BLIZZARD_POWERDOWN_GPIO, 0);
-+ blizzard_enable_clocks(0);
-+
-+ /* Vcore to 1.005V */
-+ tahvo_set_clear_reg_bits(tahvo_pwm->dev, 0x07, 0xf, 0);
-+}
-+
-+static struct blizzard_platform_data n8x0_blizzard_data = {
-+ .power_up = blizzard_power_up,
-+ .power_down = blizzard_power_down,
-+ .get_clock_rate = blizzard_get_clock_rate,
-+ .te_connected = 1,
-+};
-+
-+void __init n8x0_blizzard_init(void)
-+{
-+ int r;
-+
-+ r = gpio_request(N8X0_BLIZZARD_POWERDOWN_GPIO, "Blizzard pd");
-+ if (r < 0)
-+ {
-+ printk(KERN_ERR "Can't get N8x0 Blizzard powerdown GPIO %d\n", N8X0_BLIZZARD_POWERDOWN_GPIO);
-+ return;
-+ }
-+ gpio_direction_output(N8X0_BLIZZARD_POWERDOWN_GPIO, 1);
-+
-+ blizzard_get_clocks();
-+ omapfb_set_ctrl_platform_data(&n8x0_blizzard_data);
-+
-+ printk(KERN_INFO "N8x0 Blizzard initialized");
-+}
---- a/arch/arm/mach-omap2/Makefile
-+++ b/arch/arm/mach-omap2/Makefile
-@@ -209,6 +209,7 @@ obj-$(CONFIG_MACH_OMAP_3430SDP) += boar
- hsmmc.o \
- board-flash.o
- obj-$(CONFIG_MACH_NOKIA_N8X0) += board-n8x0.o
-+obj-$(CONFIG_MACH_NOKIA_N8X0) += board-n8x0-lcd.o
- obj-$(CONFIG_MACH_NOKIA_RM680) += board-rm680.o \
- sdram-nokia.o \
- hsmmc.o
projects / openwrt / svn-archive / archive.git / blobdiff