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openwrt/target/linux/omap24xx/patches-2.6.38/301-nokia-board-additional.patch
Michael Büsch dab8f5d750 n810: Fix LCD 
SVN-Revision: 25797
2011-02-28 20:28:06 +00:00

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15 KiB
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Index: linux-2.6.38-rc6/arch/arm/mach-omap2/board-n8x0.c
===================================================================
--- linux-2.6.38-rc6.orig/arch/arm/mach-omap2/board-n8x0.c 2011-02-28 16:48:12.972504055 +0100
+++ linux-2.6.38-rc6/arch/arm/mach-omap2/board-n8x0.c 2011-02-28 21:03:41.761254167 +0100
@@ -23,6 +23,9 @@
#include <linux/spi/spi.h>
#include <linux/usb/musb.h>
#include <sound/tlv320aic3x.h>
+#include <linux/input.h>
+#include <linux/i2c/lm8323.h>
+#include <linux/spi/tsc2005.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
@@ -36,6 +39,7 @@
#include <plat/mmc.h>
#include <plat/serial.h>
#include <plat/cbus.h>
+#include <plat/gpio-switch.h>
#include "mux.h"
@@ -43,6 +47,221 @@ static int slot1_cover_open;
static int slot2_cover_open;
static struct device *mmc_device;
+/* We map the FN key as LALT to workaround an X keycode problem.
+ * The XKB map needs to be adjusted to support this. */
+#define MAP_FN_AS_LEFTALT
+
+static s16 rx44_keymap[LM8323_KEYMAP_SIZE] = {
+ [0x01] = KEY_Q,
+ [0x02] = KEY_K,
+ [0x03] = KEY_O,
+ [0x04] = KEY_P,
+ [0x05] = KEY_BACKSPACE,
+ [0x06] = KEY_A,
+ [0x07] = KEY_S,
+ [0x08] = KEY_D,
+ [0x09] = KEY_F,
+ [0x0a] = KEY_G,
+ [0x0b] = KEY_H,
+ [0x0c] = KEY_J,
+
+ [0x11] = KEY_W,
+ [0x12] = KEY_F4,
+ [0x13] = KEY_L,
+ [0x14] = KEY_APOSTROPHE,
+ [0x16] = KEY_Z,
+ [0x17] = KEY_X,
+ [0x18] = KEY_C,
+ [0x19] = KEY_V,
+ [0x1a] = KEY_B,
+ [0x1b] = KEY_N,
+ [0x1c] = KEY_LEFTSHIFT, /* Actually, this is both shift keys */
+ [0x1f] = KEY_F7,
+
+ [0x21] = KEY_E,
+ [0x22] = KEY_SEMICOLON,
+ [0x23] = KEY_MINUS,
+ [0x24] = KEY_EQUAL,
+#ifdef MAP_FN_AS_LEFTALT
+ [0x2b] = KEY_LEFTALT,
+#else
+ [0x2b] = KEY_FN,
+#endif
+ [0x2c] = KEY_M,
+ [0x2f] = KEY_F8,
+
+ [0x31] = KEY_R,
+ [0x32] = KEY_RIGHTCTRL,
+ [0x34] = KEY_SPACE,
+ [0x35] = KEY_COMMA,
+ [0x37] = KEY_UP,
+ [0x3c] = KEY_COMPOSE,
+ [0x3f] = KEY_F6,
+
+ [0x41] = KEY_T,
+ [0x44] = KEY_DOT,
+ [0x46] = KEY_RIGHT,
+ [0x4f] = KEY_F5,
+ [0x51] = KEY_Y,
+ [0x53] = KEY_DOWN,
+ [0x55] = KEY_ENTER,
+ [0x5f] = KEY_ESC,
+
+ [0x61] = KEY_U,
+ [0x64] = KEY_LEFT,
+
+ [0x71] = KEY_I,
+ [0x75] = KEY_KPENTER,
+};
+
+static struct lm8323_platform_data lm8323_pdata = {
+ .repeat = 0, /* Repeat is handled in userspace for now. */
+ .keymap = rx44_keymap,
+ .size_x = 8,
+ .size_y = 12,
+ .debounce_time = 12,
+ .active_time = 500,
+
+ .name = "Internal keyboard",
+ .pwm_names[0] = "n810::keyboard",
+ .pwm_names[1] = "n810::cover",
+};
+
+#define OMAP_TAG_NOKIA_BT 0x4e01
+
+struct omap_bluetooth_config {
+ u8 chip_type;
+ u8 bt_wakeup_gpio;
+ u8 host_wakeup_gpio;
+ u8 reset_gpio;
+ u8 bt_uart;
+ u8 bd_addr[6];
+ u8 bt_sysclk;
+};
+
+static struct platform_device n8x0_bt_device = {
+ .name = "hci_h4p",
+ .id = -1,
+ .num_resources = 0,
+};
+
+void __init n8x0_bt_init(void)
+{
+ const struct omap_bluetooth_config *bt_config;
+
+ bt_config = (void *) omap_get_config(OMAP_TAG_NOKIA_BT,
+ struct omap_bluetooth_config);
+ n8x0_bt_device.dev.platform_data = (void *) bt_config;
+ if (platform_device_register(&n8x0_bt_device) < 0)
+ BUG();
+}
+
+#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_hw_avg = 0;
+ tsc2005_config.ts_ignore_last = 0;
+ tsc2005_config.ts_touch_pressure = 1500;
+ tsc2005_config.ts_stab_time = 100;
+ 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_hw_avg = 0;
+ tsc2005_config.ts_ignore_last = 0;
+ tsc2005_config.ts_touch_pressure = 1500;
+ tsc2005_config.ts_stab_time = 1000;
+ 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;
+ tsc2005_config.ts_stab_time = 100;
+ }
+#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);
+
+static struct omap_gpio_switch n8x0_gpio_switches[] __initdata = {
+ {
+ .name = "headphone",
+ .gpio = -1,
+ .debounce_rising = 200,
+ .debounce_falling = 200,
+ }, {
+ .name = "cam_act",
+ .gpio = -1,
+ .debounce_rising = 200,
+ .debounce_falling = 200,
+ }, {
+ .name = "cam_turn",
+ .gpio = -1,
+ .debounce_rising = 100,
+ .debounce_falling = 100,
+ }, {
+ .name = "slide",
+ .gpio = -1,
+ .debounce_rising = 200,
+ .debounce_falling = 200,
+ }, {
+ .name = "kb_lock",
+ .gpio = -1,
+ .debounce_rising = 200,
+ .debounce_falling = 200,
+ },
+};
+
+static void __init n8x0_gpio_switches_init(void)
+{
+ /* The switches are actually registered through ATAG mechanism.
+ * This just updates the parameters (thus .gpio is -1) */
+ omap_register_gpio_switches(n8x0_gpio_switches,
+ ARRAY_SIZE(n8x0_gpio_switches));
+}
+
#define TUSB6010_ASYNC_CS 1
#define TUSB6010_SYNC_CS 4
#define TUSB6010_GPIO_INT 58
@@ -146,12 +365,29 @@ 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) || \
@@ -727,6 +963,11 @@ static struct aic3x_pdata n810_aic33_dat
};
static struct i2c_board_info n810_i2c_board_info_2[] __initdata = {
+ {
+ I2C_BOARD_INFO("lm8323", 0x45),
+ .irq = OMAP_GPIO_IRQ(109),
+ .platform_data = &lm8323_pdata,
+ },
{
I2C_BOARD_INFO("tlv320aic3x", 0x18),
.platform_data = &n810_aic33_data,
@@ -796,9 +1037,12 @@ static inline void board_serial_init(voi
static void __init n8x0_init_machine(void)
{
omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC);
+ n8x0_gpio_switches_init();
n8x0_cbus_init();
+ n8x0_bt_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,
@@ -808,6 +1052,8 @@ 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();
Index: linux-2.6.38-rc6/arch/arm/mach-omap2/board-n8x0-lcd.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6.38-rc6/arch/arm/mach-omap2/board-n8x0-lcd.c 2011-02-28 21:08:50.105894872 +0100
@@ -0,0 +1,141 @@
+/*
+ * 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>
+
+#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,
+};
+
+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(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(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");
+}
Index: linux-2.6.38-rc6/arch/arm/mach-omap2/Makefile
===================================================================
--- linux-2.6.38-rc6.orig/arch/arm/mach-omap2/Makefile 2011-02-28 16:45:53.321456871 +0100
+++ linux-2.6.38-rc6/arch/arm/mach-omap2/Makefile 2011-02-28 16:48:12.997503690 +0100
@@ -177,6 +177,7 @@ 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
Index: linux-2.6.38-rc6/arch/arm/plat-omap/include/plat/cbus.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6.38-rc6/arch/arm/plat-omap/include/plat/cbus.h 2011-02-28 16:48:12.997503690 +0100
@@ -0,0 +1,40 @@
+/*
+ * cbus.h - CBUS platform_data definition
+ *
+ * Copyright (C) 2004 - 2009 Nokia Corporation
+ *
+ * Written by Felipe Balbi <felipe.balbi@nokia.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file "COPYING" in the main directory of this
+ * archive for more details.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __PLAT_CBUS_H
+#define __PLAT_CBUS_H
+
+#define CBUS_RETU_DEVICE_ID 0x01
+#define CBUS_TAHVO_DEVICE_ID 0x02
+
+struct cbus_host_platform_data {
+ int dat_gpio;
+ int clk_gpio;
+ int sel_gpio;
+};
+
+struct cbus_retu_platform_data {
+ int irq_base;
+ int irq_end;
+ int devid;
+};
+
+#endif /* __PLAT_CBUS_H */
Index: linux-2.6.38-rc6/arch/arm/plat-omap/include/plat/irqs.h
===================================================================
--- linux-2.6.38-rc6.orig/arch/arm/plat-omap/include/plat/irqs.h 2011-02-28 16:45:53.350456485 +0100
+++ linux-2.6.38-rc6/arch/arm/plat-omap/include/plat/irqs.h 2011-02-28 16:48:12.998503676 +0100
@@ -411,7 +411,20 @@
#define TWL_IRQ_END TWL6030_IRQ_END
#endif
-#define NR_IRQS TWL_IRQ_END
+/* GPMC related */
+#define OMAP_GPMC_IRQ_BASE (TWL_IRQ_END)
+#define OMAP_GPMC_NR_IRQS 7
+#define OMAP_GPMC_IRQ_END (OMAP_GPMC_IRQ_BASE + OMAP_GPMC_NR_IRQS)
+
+#define CBUS_RETU_IRQ_BASE OMAP_GPMC_IRQ_END
+#ifdef CONFIG_CBUS_RETU
+#define CBUS_RETU_NR_IRQS 16
+#else
+#define CBUS_RETU_NR_IRQS 0
+#endif
+#define CBUS_RETU_IRQ_END (CBUS_RETU_IRQ_BASE + CBUS_RETU_NR_IRQS)
+
+#define NR_IRQS CBUS_RETU_IRQ_END
#define OMAP_IRQ_BIT(irq) (1 << ((irq) % 32))
Index: linux-2.6.38-rc6/arch/arm/mach-omap2/omap_hwmod_2420_data.c
===================================================================
--- linux-2.6.38-rc6.orig/arch/arm/mach-omap2/omap_hwmod_2420_data.c 2011-02-28 21:09:41.170169165 +0100
+++ linux-2.6.38-rc6/arch/arm/mach-omap2/omap_hwmod_2420_data.c 2011-02-28 21:10:33.434425329 +0100
@@ -673,6 +673,7 @@ static struct omap_hwmod_ocp_if *omap242
static struct omap_hwmod omap2420_gpio1_hwmod = {
.name = "gpio1",
+ .flags = HWMOD_INIT_NO_RESET, /* Workaround: Don't reset the n810 MIPID */
.mpu_irqs = omap242x_gpio1_irqs,
.mpu_irqs_cnt = ARRAY_SIZE(omap242x_gpio1_irqs),
.main_clk = "gpios_fck",
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