+++ /dev/null
-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();
projects / 15.05 / openwrt.git / blobdiff