Merge branch 'avr32-arch' of git://git.kernel.org/pub/scm/linux/kerne…

…l/git/hskinnemoen/avr32-2.6

* 'avr32-arch' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6:
  avr32: add hardware handshake support to atmel_serial
  avr32: add RTS/CTS/CLK pin selection for the USARTs
  Add RTC support for Merisc boards
  avr32: at32ap700x: setup DMA for AC97C in the machine code
  avr32: at32ap700x: setup DMA for ABDAC in the machine code
  Add Merisc board support
  avr32: use gpio_is_valid() to check USBA vbus_pin I/O line
  atmel-usba-udc: use gpio_is_valid() to check vbus_pin I/O line
  avr32: fix timing LCD parameters for EVKLCD10X boards
  avr32: use GPIO line PB15 on EVKLCD10x boards for backlight
  avr32: configure MCI detect and write protect pins for EVKLCD10x boards
  avr32: set pin mask to alternative 18 bpp for EVKLCD10x boards
  avr32: add pin mask for 18-bit color on the LCD controller
  avr32: fix 15-bit LCDC pin mask to use MSB lines

arch/avr32/Kconfig

@@ -144,6 +144,19 @@ config BOARD_FAVR_32
 	bool "Favr-32 LCD-board"
 	select CPU_AT32AP7000
 
+config BOARD_MERISC
+	bool "Merisc board"
+	select CPU_AT32AP7000
+	help
+	  Merisc is the family name for a range of AVR32-based boards.
+
+	  The boards are designed to be used in a man-machine
+	  interfacing environment, utilizing a touch-based graphical
+	  user interface. They host a vast range of I/O peripherals as
+	  well as a large SDRAM & Flash memory bank.
+
+	  For more information see: http://www.martinsson.se/merisc
+
 config BOARD_MIMC200
 	bool "MIMC200 CPU board"
 	select CPU_AT32AP7000
@@ -153,6 +166,7 @@ source "arch/avr32/boards/atstk1000/Kconfig"
 source "arch/avr32/boards/atngw100/Kconfig"
 source "arch/avr32/boards/hammerhead/Kconfig"
 source "arch/avr32/boards/favr-32/Kconfig"
+source "arch/avr32/boards/merisc/Kconfig"
 
 choice
 	prompt "Boot loader type"

arch/avr32/Makefile

@@ -35,6 +35,7 @@ core-$(CONFIG_BOARD_ATSTK1000)		+= arch/avr32/boards/atstk1000/
 core-$(CONFIG_BOARD_ATNGW100)		+= arch/avr32/boards/atngw100/
 core-$(CONFIG_BOARD_HAMMERHEAD)		+= arch/avr32/boards/hammerhead/
 core-$(CONFIG_BOARD_FAVR_32)		+= arch/avr32/boards/favr-32/
+core-$(CONFIG_BOARD_MERISC)		+= arch/avr32/boards/merisc/
 core-$(CONFIG_BOARD_MIMC200)		+= arch/avr32/boards/mimc200/
 core-$(CONFIG_LOADER_U_BOOT)		+= arch/avr32/boot/u-boot/
 core-y					+= arch/avr32/kernel/

arch/avr32/boards/atngw100/evklcd10x.c

@@ -11,6 +11,7 @@
 
 #include <linux/init.h>
 #include <linux/linkage.h>
+#include <linux/gpio.h>
 #include <linux/fb.h>
 #include <linux/platform_device.h>
 
@@ -19,26 +20,26 @@
 #include <asm/setup.h>
 
 #include <mach/at32ap700x.h>
+#include <mach/portmux.h>
 #include <mach/board.h>
 
+#include <sound/atmel-ac97c.h>
+
 static struct ac97c_platform_data __initdata ac97c0_data = {
-	.dma_rx_periph_id	= 3,
-	.dma_tx_periph_id	= 4,
-	.dma_controller_id	= 0,
-	.reset_pin		= GPIO_PIN_PB(19),
+	.reset_pin = GPIO_PIN_PB(19),
 };
 
 #ifdef CONFIG_BOARD_ATNGW100_EVKLCD10X_VGA
 static struct fb_videomode __initdata tcg057vglad_modes[] = {
 	{
-		.name		= "640x480 @ 60",
-		.refresh	= 60,
+		.name		= "640x480 @ 50",
+		.refresh	= 50,
 		.xres		= 640,		.yres		= 480,
 		.pixclock	= KHZ2PICOS(25180),
 
-		.left_margin	= 64,		.right_margin	= 31,
-		.upper_margin	= 34,		.lower_margin	= 2,
-		.hsync_len	= 96,		.vsync_len	= 4,
+		.left_margin	= 64,		.right_margin	= 96,
+		.upper_margin	= 34,		.lower_margin	= 11,
+		.hsync_len	= 64,		.vsync_len	= 15,
 
 		.sync		= 0,
 		.vmode		= FB_VMODE_NONINTERLACED,
@@ -69,14 +70,14 @@ static struct atmel_lcdfb_info __initdata atevklcd10x_lcdc_data = {
 #elif CONFIG_BOARD_ATNGW100_EVKLCD10X_QVGA
 static struct fb_videomode __initdata tcg057qvlad_modes[] = {
 	{
-		.name		= "320x240 @ 60",
-		.refresh	= 60,
+		.name		= "320x240 @ 50",
+		.refresh	= 50,
 		.xres		= 320,		.yres		= 240,
 		.pixclock	= KHZ2PICOS(6300),
 
-		.left_margin	= 52,		.right_margin	= 28,
-		.upper_margin	= 7,		.lower_margin	= 2,
-		.hsync_len	= 96,		.vsync_len	= 4,
+		.left_margin	= 34,		.right_margin	= 46,
+		.upper_margin	= 7,		.lower_margin	= 15,
+		.hsync_len	= 64,		.vsync_len	= 12,
 
 		.sync		= 0,
 		.vmode		= FB_VMODE_NONINTERLACED,
@@ -144,12 +145,29 @@ static struct atmel_lcdfb_info __initdata atevklcd10x_lcdc_data = {
 };
 #endif
 
+static void atevklcd10x_lcdc_power_control(int on)
+{
+	gpio_set_value(GPIO_PIN_PB(15), on);
+}
+
 static int __init atevklcd10x_init(void)
 {
-	at32_add_device_ac97c(0, &ac97c0_data);
+	/* PB15 is connected to the enable line on the boost regulator
+	 * controlling the backlight for the LCD panel.
+	 */
+	at32_select_gpio(GPIO_PIN_PB(15), AT32_GPIOF_OUTPUT);
+	gpio_request(GPIO_PIN_PB(15), "backlight");
+	gpio_direction_output(GPIO_PIN_PB(15), 0);
+
+	atevklcd10x_lcdc_data.atmel_lcdfb_power_control =
+		atevklcd10x_lcdc_power_control;
 
 	at32_add_device_lcdc(0, &atevklcd10x_lcdc_data,
-			fbmem_start, fbmem_size, 1);
+			fbmem_start, fbmem_size,
+			ATMEL_LCDC_ALT_18BIT | ATMEL_LCDC_PE_DVAL);
+
+	at32_add_device_ac97c(0, &ac97c0_data, AC97C_BOTH);
+
 	return 0;
 }
 postcore_initcall(atevklcd10x_init);

arch/avr32/boards/atngw100/setup.c

@@ -56,13 +56,8 @@ static struct spi_board_info spi0_board_info[] __initdata = {
 static struct mci_platform_data __initdata mci0_data = {
 	.slot[0] = {
 		.bus_width	= 4,
-#ifndef CONFIG_BOARD_ATNGW100_EVKLCD10X
 		.detect_pin	= GPIO_PIN_PC(25),
 		.wp_pin		= GPIO_PIN_PE(0),
-#else
-		.detect_pin	= GPIO_PIN_NONE,
-		.wp_pin		= GPIO_PIN_NONE,
-#endif
 	},
 };
 
@@ -123,7 +118,7 @@ static void __init set_hw_addr(struct platform_device *pdev)
 
 void __init setup_board(void)
 {
-	at32_map_usart(1, 0);	/* USART 1: /dev/ttyS0, DB9 */
+	at32_map_usart(1, 0, 0);	/* USART 1: /dev/ttyS0, DB9 */
 	at32_setup_serial_console(0);
 }
 

arch/avr32/boards/atstk1000/atstk1002.c

@@ -252,12 +252,12 @@ static void __init atstk1002_setup_extdac(void)
 void __init setup_board(void)
 {
 #ifdef	CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
-	at32_map_usart(0, 1);	/* USART 0/B: /dev/ttyS1, IRDA */
+	at32_map_usart(0, 1, 0);	/* USART 0/B: /dev/ttyS1, IRDA */
 #else
-	at32_map_usart(1, 0);	/* USART 1/A: /dev/ttyS0, DB9 */
+	at32_map_usart(1, 0, 0);	/* USART 1/A: /dev/ttyS0, DB9 */
 #endif
 	/* USART 2/unused: expansion connector */
-	at32_map_usart(3, 2);	/* USART 3/C: /dev/ttyS2, DB9 */
+	at32_map_usart(3, 2, 0);	/* USART 3/C: /dev/ttyS2, DB9 */
 
 	at32_setup_serial_console(0);
 }

arch/avr32/boards/atstk1000/atstk1003.c

@@ -115,12 +115,12 @@ static void __init atstk1003_setup_extdac(void)
 void __init setup_board(void)
 {
 #ifdef	CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
-	at32_map_usart(0, 1);	/* USART 0/B: /dev/ttyS1, IRDA */
+	at32_map_usart(0, 1, 0);	/* USART 0/B: /dev/ttyS1, IRDA */
 #else
-	at32_map_usart(1, 0);	/* USART 1/A: /dev/ttyS0, DB9 */
+	at32_map_usart(1, 0, 0);	/* USART 1/A: /dev/ttyS0, DB9 */
 #endif
 	/* USART 2/unused: expansion connector */
-	at32_map_usart(3, 2);	/* USART 3/C: /dev/ttyS2, DB9 */
+	at32_map_usart(3, 2, 0);	/* USART 3/C: /dev/ttyS2, DB9 */
 
 	at32_setup_serial_console(0);
 }

arch/avr32/boards/atstk1000/atstk1004.c

@@ -120,12 +120,12 @@ static void __init atstk1004_setup_extdac(void)
 void __init setup_board(void)
 {
 #ifdef	CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
-	at32_map_usart(0, 1);	/* USART 0/B: /dev/ttyS1, IRDA */
+	at32_map_usart(0, 1, 0);	/* USART 0/B: /dev/ttyS1, IRDA */
 #else
-	at32_map_usart(1, 0);	/* USART 1/A: /dev/ttyS0, DB9 */
+	at32_map_usart(1, 0, 0);	/* USART 1/A: /dev/ttyS0, DB9 */
 #endif
 	/* USART 2/unused: expansion connector */
-	at32_map_usart(3, 2);	/* USART 3/C: /dev/ttyS2, DB9 */
+	at32_map_usart(3, 2, 0);	/* USART 3/C: /dev/ttyS2, DB9 */
 
 	at32_setup_serial_console(0);
 }

arch/avr32/boards/favr-32/setup.c

@@ -22,6 +22,8 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
 
+#include <sound/atmel-abdac.h>
+
 #include <video/atmel_lcdc.h>
 
 #include <asm/setup.h>
@@ -41,6 +43,9 @@ unsigned long at32_board_osc_rates[3] = {
 /* Initialized by bootloader-specific startup code. */
 struct tag *bootloader_tags __initdata;
 
+static struct atmel_abdac_pdata __initdata abdac0_data = {
+};
+
 struct eth_addr {
 	u8 addr[6];
 };
@@ -245,7 +250,7 @@ static void __init favr32_setup_atmel_pwm_bl(void)
 
 void __init setup_board(void)
 {
-	at32_map_usart(3, 0);	/* USART 3 => /dev/ttyS0 */
+	at32_map_usart(3, 0, 0);	/* USART 3 => /dev/ttyS0 */
 	at32_setup_serial_console(0);
 }
 
@@ -326,7 +331,7 @@ static int __init favr32_init(void)
 
 	spi1_board_info[0].irq = gpio_to_irq(GPIO_PIN_PB(3));
 
-	set_abdac_rate(at32_add_device_abdac(0));
+	set_abdac_rate(at32_add_device_abdac(0, &abdac0_data));
 
 	at32_add_device_pwm(1 << atmel_pwm_bl_pdata.pwm_channel);
 	at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));

arch/avr32/boards/hammerhead/setup.c

@@ -29,6 +29,8 @@
 #include <mach/init.h>
 #include <mach/portmux.h>
 
+#include <sound/atmel-ac97c.h>
+
 #include "../../mach-at32ap/clock.h"
 #include "flash.h"
 
@@ -163,7 +165,7 @@ static void __init set_hw_addr(struct platform_device *pdev)
 
 void __init setup_board(void)
 {
-	at32_map_usart(1, 0);	/* USART 1: /dev/ttyS0, DB9 */
+	at32_map_usart(1, 0, 0);	/* USART 1: /dev/ttyS0, DB9 */
 	at32_setup_serial_console(0);
 }
 
@@ -233,7 +235,7 @@ static int __init hammerhead_init(void)
 	i2c_register_board_info(0, i2c_info, ARRAY_SIZE(i2c_info));
 
 #ifdef CONFIG_BOARD_HAMMERHEAD_SND
-	at32_add_device_ac97c(0, &ac97c_data);
+	at32_add_device_ac97c(0, &ac97c_data, AC97C_BOTH);
 #endif
 
 	/* Select the Touchscreen interrupt pin mode */

arch/avr32/boards/merisc/Kconfig

@@ -0,0 +1,5 @@
+# Merisc customization
+
+if BOARD_MERISC
+
+endif	# BOARD_MERISC

arch/avr32/boards/merisc/Makefile

@@ -0,0 +1 @@
+obj-y					+= setup.o flash.o display.o merisc_sysfs.o

arch/avr32/boards/merisc/display.c

@@ -0,0 +1,65 @@
+/*
+ * Display setup code for the Merisc board
+ *
+ * Copyright (C) 2008 Martinsson Elektronik AB
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+#include <video/atmel_lcdc.h>
+#include <asm/setup.h>
+#include <mach/board.h>
+#include "merisc.h"
+
+static struct fb_videomode merisc_fb_videomode[] = {
+	{
+		.refresh	= 44,
+		.xres		= 640,
+		.yres		= 480,
+		.left_margin	= 96,
+		.right_margin	= 96,
+		.upper_margin	= 34,
+		.lower_margin	= 8,
+		.hsync_len	= 64,
+		.vsync_len	= 64,
+		.name		= "640x480 @ 44",
+		.pixclock	= KHZ2PICOS(25180),
+		.sync		= 0,
+		.vmode		= FB_VMODE_NONINTERLACED,
+	},
+};
+
+static struct fb_monspecs merisc_fb_monspecs = {
+	.manufacturer	= "Kyo",
+	.monitor	= "TCG075VG2AD",
+	.modedb		= merisc_fb_videomode,
+	.modedb_len	= ARRAY_SIZE(merisc_fb_videomode),
+	.hfmin		= 30000,
+	.hfmax		= 33333,
+	.vfmin		= 60,
+	.vfmax		= 90,
+	.dclkmax	= 30000000,
+};
+
+struct atmel_lcdfb_info merisc_lcdc_data = {
+	.default_bpp		= 24,
+	.default_dmacon		= ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
+	.default_lcdcon2	= (ATMEL_LCDC_DISTYPE_TFT
+				   | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
+				   | ATMEL_LCDC_MEMOR_BIG),
+	.default_monspecs	= &merisc_fb_monspecs,
+	.guard_time		= 2,
+};
+
+static int __init merisc_display_init(void)
+{
+	at32_add_device_lcdc(0, &merisc_lcdc_data, fbmem_start,
+			     fbmem_size, 0);
+
+	return 0;
+}
+device_initcall(merisc_display_init);