mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-15 11:54:04 +02:00
213 lines
5.9 KiB
Diff
213 lines
5.9 KiB
Diff
|
From f0bb9e67f0f13021e5033fed3dfe8ef78fe6a538 Mon Sep 17 00:00:00 2001
|
||
|
From: Marat Radchenko <marat@slonopotamus.org>
|
||
|
Date: Tue, 18 Oct 2011 21:52:56 +0400
|
||
|
Subject: [PATCH 2/2] N800: add TSC2301 board info
|
||
|
|
||
|
This patch adds TSC2301 init logic to N800 board file
|
||
|
---
|
||
|
arch/arm/mach-omap2/board-n8x0.c | 141 ++++++++++++++++++++++++++++++++++++--
|
||
|
1 files changed, 135 insertions(+), 6 deletions(-)
|
||
|
|
||
|
--- a/arch/arm/mach-omap2/board-n8x0.c
|
||
|
+++ b/arch/arm/mach-omap2/board-n8x0.c
|
||
|
@@ -27,6 +27,7 @@
|
||
|
#include <linux/spi/tsc2005.h>
|
||
|
#include <linux/input.h>
|
||
|
#include <linux/i2c/lm8323.h>
|
||
|
+#include <linux/spi/tsc2301.h>
|
||
|
|
||
|
#include <asm/mach/arch.h>
|
||
|
#include <asm/mach-types.h>
|
||
|
@@ -63,7 +64,75 @@ static struct omap2_mcspi_device_config
|
||
|
};
|
||
|
#endif
|
||
|
|
||
|
-static void __init tsc2005_set_config(void)
|
||
|
+#ifdef CONFIG_TOUCHSCREEN_TSC2301
|
||
|
+
|
||
|
+#define N800_KEYB_IRQ_GPIO 109
|
||
|
+
|
||
|
+static struct tsc2301_platform_data tsc2301_config = {
|
||
|
+ .reset_gpio = 118,
|
||
|
+ .keymap = {
|
||
|
+ -1, /* Event for bit 0 */
|
||
|
+ KEY_UP, /* Event for bit 1 (up) */
|
||
|
+ KEY_F5, /* Event for bit 2 (home) */
|
||
|
+ -1, /* Event for bit 3 */
|
||
|
+ KEY_LEFT, /* Event for bit 4 (left) */
|
||
|
+ KEY_ENTER, /* Event for bit 5 (enter) */
|
||
|
+ KEY_RIGHT, /* Event for bit 6 (right) */
|
||
|
+ -1, /* Event for bit 7 */
|
||
|
+ KEY_ESC, /* Event for bit 8 (cycle) */
|
||
|
+ KEY_DOWN, /* Event for bit 9 (down) */
|
||
|
+ KEY_F4, /* Event for bit 10 (menu) */
|
||
|
+ -1, /* Event for bit 11 */
|
||
|
+ KEY_F8, /* Event for bit 12 (Zoom-) */
|
||
|
+ KEY_F6, /* Event for bit 13 (FS) */
|
||
|
+ KEY_F7, /* Event for bit 14 (Zoom+) */
|
||
|
+ -1, /* Event for bit 15 */
|
||
|
+ },
|
||
|
+ .kp_rep = 0,
|
||
|
+ .keyb_name = "Internal keypad",
|
||
|
+};
|
||
|
+
|
||
|
+static struct omap2_mcspi_device_config tsc2301_mcspi_config = {
|
||
|
+ .turbo_mode = 0,
|
||
|
+ .single_channel = 1,
|
||
|
+};
|
||
|
+
|
||
|
+/*
|
||
|
+ TODO(Marat Radchenko): better pass GPIO to tsc2301 driver and let it
|
||
|
+ allocate irq itself (as it is already done for touchscreen)
|
||
|
+ */
|
||
|
+static void tsc2301_dev_init(void)
|
||
|
+{
|
||
|
+ int r;
|
||
|
+ int gpio = N800_KEYB_IRQ_GPIO;
|
||
|
+
|
||
|
+ r = gpio_request(gpio, "tsc2301 KBD IRQ");
|
||
|
+ if (r >= 0) {
|
||
|
+ gpio_direction_input(gpio);
|
||
|
+ tsc2301_config.keyb_int = gpio_to_irq(gpio);
|
||
|
+ } else {
|
||
|
+ printk(KERN_ERR "unable to get KBD GPIO");
|
||
|
+ }
|
||
|
+
|
||
|
+ gpio = 103;
|
||
|
+ r = gpio_request(gpio, "tsc2301 DAV IRQ");
|
||
|
+ if (r >= 0) {
|
||
|
+ gpio_direction_input(gpio);
|
||
|
+ tsc2301_config.dav_int = gpio_to_irq(gpio);
|
||
|
+ } else {
|
||
|
+ printk(KERN_ERR "unable to get DAV GPIO");
|
||
|
+ }
|
||
|
+}
|
||
|
+
|
||
|
+#else
|
||
|
+
|
||
|
+static void __init tsc2301_dev_init(void)
|
||
|
+{
|
||
|
+}
|
||
|
+
|
||
|
+#endif
|
||
|
+
|
||
|
+static void __init n8x0_ts_set_config(void)
|
||
|
{
|
||
|
const struct omap_lcd_config *conf;
|
||
|
|
||
|
@@ -94,6 +163,37 @@ static void __init tsc2005_set_config(vo
|
||
|
tsc2005_config.ts_x_plate_ohm = 200;
|
||
|
}
|
||
|
#endif
|
||
|
+
|
||
|
+#ifdef CONFIG_TOUCHSCREEN_TSC2301
|
||
|
+ if (strcmp(conf->panel_name, "lph8923") == 0) {
|
||
|
+ tsc2301_config.ts_x_plate_ohm = 180;
|
||
|
+ tsc2301_config.ts_hw_avg = 8;
|
||
|
+ tsc2301_config.ts_max_pressure = 2048;
|
||
|
+ tsc2301_config.ts_touch_pressure = 400;
|
||
|
+ tsc2301_config.ts_stab_time = 100;
|
||
|
+ tsc2301_config.ts_pressure_fudge = 2;
|
||
|
+ tsc2301_config.ts_x_max = 4096;
|
||
|
+ tsc2301_config.ts_x_fudge = 4;
|
||
|
+ tsc2301_config.ts_y_max = 4096;
|
||
|
+ tsc2301_config.ts_y_fudge = 7;
|
||
|
+ } else if (strcmp(conf->panel_name, "ls041y3") == 0) {
|
||
|
+ tsc2301_config.ts_x_plate_ohm = 280;
|
||
|
+ tsc2301_config.ts_hw_avg = 8;
|
||
|
+ tsc2301_config.ts_touch_pressure = 400;
|
||
|
+ tsc2301_config.ts_max_pressure = 2048;
|
||
|
+ tsc2301_config.ts_stab_time = 1000;
|
||
|
+ tsc2301_config.ts_pressure_fudge = 2;
|
||
|
+ tsc2301_config.ts_x_max = 4096;
|
||
|
+ tsc2301_config.ts_x_fudge = 4;
|
||
|
+ tsc2301_config.ts_y_max = 4096;
|
||
|
+ tsc2301_config.ts_y_fudge = 7;
|
||
|
+ } else {
|
||
|
+ printk(KERN_ERR "Unknown panel type, set default "
|
||
|
+ "touchscreen configuration\n");
|
||
|
+ tsc2301_config.ts_x_plate_ohm = 200;
|
||
|
+ tsc2301_config.ts_stab_time = 100;
|
||
|
+ }
|
||
|
+#endif
|
||
|
}
|
||
|
}
|
||
|
|
||
|
@@ -347,13 +447,12 @@ static void __init n8x0_usb_init(void) {
|
||
|
|
||
|
#endif /*CONFIG_USB_MUSB_TUSB6010 */
|
||
|
|
||
|
-
|
||
|
static struct omap2_mcspi_device_config p54spi_mcspi_config = {
|
||
|
.turbo_mode = 0,
|
||
|
.single_channel = 1,
|
||
|
};
|
||
|
|
||
|
-static struct spi_board_info n800_spi_board_info[] __initdata = {
|
||
|
+static struct spi_board_info n8x0_common_spi_board_info[] __initdata = {
|
||
|
{
|
||
|
.modalias = "lcd_mipid",
|
||
|
.bus_num = 1,
|
||
|
@@ -369,6 +468,10 @@ static struct spi_board_info n800_spi_bo
|
||
|
.max_speed_hz = 48000000,
|
||
|
.controller_data = &p54spi_mcspi_config,
|
||
|
},
|
||
|
+};
|
||
|
+
|
||
|
+static struct spi_board_info n810_spi_board_info[] __initdata = {
|
||
|
+#ifdef CONFIG_TOUCHSCREEN_TSC2005
|
||
|
{
|
||
|
.modalias = "tsc2005",
|
||
|
.bus_num = 1,
|
||
|
@@ -378,6 +481,20 @@ static struct spi_board_info n800_spi_bo
|
||
|
.controller_data = &tsc2005_mcspi_config,
|
||
|
.platform_data = &tsc2005_config,
|
||
|
},
|
||
|
+#endif
|
||
|
+};
|
||
|
+
|
||
|
+static struct spi_board_info n800_spi_board_info[] __initdata = {
|
||
|
+#if defined(CONFIG_TOUCHSCREEN_TSC2301)
|
||
|
+ {
|
||
|
+ .modalias = "tsc2301",
|
||
|
+ .bus_num = 1,
|
||
|
+ .chip_select = 0,
|
||
|
+ .max_speed_hz = 6000000,
|
||
|
+ .controller_data = &tsc2301_mcspi_config,
|
||
|
+ .platform_data = &tsc2301_config,
|
||
|
+ },
|
||
|
+#endif
|
||
|
};
|
||
|
|
||
|
#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
|
||
|
@@ -1015,9 +1132,17 @@ static void __init n8x0_init_machine(voi
|
||
|
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));
|
||
|
+ n8x0_ts_set_config();
|
||
|
+
|
||
|
+ spi_register_board_info(n8x0_common_spi_board_info,
|
||
|
+ ARRAY_SIZE(n8x0_common_spi_board_info));
|
||
|
+ if (machine_is_nokia_n800())
|
||
|
+ spi_register_board_info(n800_spi_board_info,
|
||
|
+ ARRAY_SIZE(n800_spi_board_info));
|
||
|
+ else
|
||
|
+ spi_register_board_info(n810_spi_board_info,
|
||
|
+ ARRAY_SIZE(n810_spi_board_info));
|
||
|
+
|
||
|
omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1,
|
||
|
ARRAY_SIZE(n8x0_i2c_board_info_1));
|
||
|
omap_register_i2c_bus(2, 400, NULL, 0);
|
||
|
@@ -1027,6 +1152,8 @@ static void __init n8x0_init_machine(voi
|
||
|
board_serial_init();
|
||
|
n8x0_mipid_init();
|
||
|
n8x0_blizzard_init();
|
||
|
+ if (machine_is_nokia_n800())
|
||
|
+ tsc2301_dev_init();
|
||
|
omap_sdrc_init(NULL, NULL);
|
||
|
gpmc_onenand_init(board_onenand_data);
|
||
|
n8x0_mmc_init();
|