Applied omap24xx openwrt patches (2.6.38)

patch -p1 < 200-omap-platform.patch
patch -p1 < 300-nokia-board.patch
patch -p1 < 301-nokia-board-additional.patch
patch -p1 < 310-n8x0-gpioswitch-input.patch
patch -p1 < 400-bluetooth-hci_h4p.patch
patch -p1 < 410-hci-h4p-fixes.patch
patch -p1 < 420-hci-h4p-interrupt-workaround.patch
patch -p1 < 500-cbus.patch
patch -p1 < 501-cbus-retu-irq-nr-fix.patch
patch -p1 < 505-cbus-retu-write-lock.patch
patch -p1 < 506-cbus-retu-irq-handler-locking.patch
patch -p1 < 510-cbus-retu-defines.patch
patch -p1 < 520-cbus-tahvo-defines.patch
patch -p1 < 530-cbus-retu-wdt-preemptible.patch
patch -p1 < 531-cbus-retu-wdt-fix-bitfield.patch
patch -p1 < 534-cbus-retu-wdt-remove-unused-interfaces.patch
patch -p1 < 535-cbus-retu-wdt-cleanup.patch
patch -p1 < 540-cbus-retu-wdt-remove-static-variables.patch
patch -p1 < 545-cbus-retu-wdt-constify-info-struct.patch
patch -p1 < 590-cbus-tahvo-usb-ptr-fix.patch
patch -p1 < 595-cbus-tahvo-usb-leak.patch
patch -p1 < 596-cbus-tahvo-usb-clk.patch
patch -p1 < 597-cbus-tahvo-usb-platform.patch
patch -p1 < 600-tsc2005.patch
patch -p1 < 710-evdev-events-without-grab.patch
patch -p1 < 810-mmc-fixes.patch
patch -p1 < 811-mmc-null-ptr-fix.patch
patch -p1 < 820-backlight-fixes.patch
patch -p1 < 830-omap2-serial-fixes.patch
patch -p1 < 850-musb-tusb-modular-fixes.patch
patch -p1 < 900-n810-battery-management.patch

arch/arm/Kconfig

@@ -1930,6 +1930,10 @@ source "net/Kconfig"
 
 source "drivers/Kconfig"
 
+if ARCH_OMAP
+source "drivers/cbus/Kconfig"
+endif
+
 source "fs/Kconfig"
 
 source "arch/arm/Kconfig.debug"

arch/arm/include/asm/setup.h

@@ -136,6 +136,13 @@ struct tag_acorn {
 	__u8 adfsdrives;
 };
 
+/* TI OMAP specific information */
+#define ATAG_BOARD       0x414f4d50
+
+struct tag_omap {
+	u8 data[0];
+};
+
 /* footbridge memory clock, see arch/arm/mach-footbridge/arch.c */
 #define ATAG_MEMCLK	0x41000402
 
@@ -161,6 +168,11 @@ struct tag {
 		 */
 		struct tag_acorn	acorn;
 
+		/*
+		 * OMAP specific
+                 */
+                struct tag_omap         omap;
+
 		/*
 		 * DC21285 specific
 		 */

arch/arm/mach-omap2/Makefile

@@ -177,6 +177,7 @@ obj-$(CONFIG_MACH_OMAP_3430SDP)		+= board-3430sdp.o \
 					   hsmmc.o \
 					   board-flash.o
 obj-$(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

arch/arm/mach-omap2/board-n8x0-lcd.c

@@ -0,0 +1,159 @@
+/*
+ * linux/arch/arm/mach-omap2/board-n8x0.c
+ *
+ * Copyright (C) 2005-2009 Nokia Corporation
+ * Author: Juha Yrjola <[email protected]>
+ *
+ * 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);
+	}
+}
+
+static int n8x0_get_backlight_level(struct mipid_platform_data *pdata)
+{
+	return tahvo_get_backlight_level();
+}
+
+static int n8x0_get_max_backlight_level(struct mipid_platform_data *pdata)
+{
+	return tahvo_get_max_backlight_level();
+}
+
+static void n8x0_set_backlight_level(struct mipid_platform_data *pdata, int level)
+{
+	tahvo_set_backlight_level(level);
+}
+
+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(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");
+}