From fbd1b17b43b8783a5408ec18c293dd8ebdc7e2cd Mon Sep 17 00:00:00 2001
From: Dmitry Baryshkov <dbaryshkov@gmail.com>
Date: Sat, 13 Sep 2008 20:58:51 +0400
Subject: backlight: add support for Sharp SL-6000 LCD and backlight drivers

On Sharp SL-6000 lcd/backlight is a bit complex, so add two drivers
one for lcd-driving chip, other one for dac regulating the backlight
LEDS.

Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
---
 arch/arm/mach-pxa/include/mach/tosa.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'arch')

diff --git a/arch/arm/mach-pxa/include/mach/tosa.h b/arch/arm/mach-pxa/include/mach/tosa.h
index 8bce6d8615b9..4df2d38507dc 100644
--- a/arch/arm/mach-pxa/include/mach/tosa.h
+++ b/arch/arm/mach-pxa/include/mach/tosa.h
@@ -193,4 +193,7 @@
 #define TOSA_KEY_MAIL		KEY_MAIL
 #endif
 
+struct spi_device;
+extern int tosa_bl_enable(struct spi_device *spi, int enable);
+
 #endif /* _ASM_ARCH_TOSA_H_ */
-- 
cgit v1.2.3


From 14b7b4018f90bc5e306adc59bfe8887934367ac2 Mon Sep 17 00:00:00 2001
From: Dmitry Baryshkov <dbaryshkov@gmail.com>
Date: Sat, 13 Sep 2008 21:06:41 +0400
Subject: tosa: add support for bl/lcd driver

Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
---
 arch/arm/mach-pxa/tosa.c | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'arch')

diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index a6c4694359ca..224897a67d15 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -31,6 +31,7 @@
 #include <linux/gpio.h>
 #include <linux/pda_power.h>
 #include <linux/rfkill.h>
+#include <linux/spi/spi.h>
 
 #include <asm/setup.h>
 #include <asm/mach-types.h>
@@ -42,6 +43,7 @@
 #include <mach/mmc.h>
 #include <mach/udc.h>
 #include <mach/tosa_bt.h>
+#include <mach/pxa2xx_spi.h>
 
 #include <asm/mach/arch.h>
 #include <mach/tosa.h>
@@ -612,7 +614,7 @@ static int tosa_tc6393xb_enable(struct platform_device *dev)
 	rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
 	if (rc)
 		goto err_req_suspend;
-	rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "l3v");
+	rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "tc6393xb l3v");
 	if (rc)
 		goto err_req_l3v;
 	rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
@@ -772,6 +774,20 @@ static struct platform_device tosa_bt_device = {
 	.dev.platform_data = &tosa_bt_data,
 };
 
+static struct pxa2xx_spi_master pxa_ssp_master_info = {
+	.num_chipselect	= 1,
+};
+
+static struct spi_board_info spi_board_info[] __initdata = {
+	{
+		.modalias	= "tosa-lcd",
+		// .platform_data
+		.max_speed_hz	= 28750,
+		.bus_num	= 2,
+		.chip_select	= 0,
+		.mode		= SPI_MODE_0,
+	},
+};
 
 static struct platform_device *devices[] __initdata = {
 	&tosascoop_device,
@@ -826,6 +842,9 @@ static void __init tosa_init(void)
 	pxa_set_i2c_info(NULL);
 	platform_scoop_config = &tosa_pcmcia_config;
 
+	pxa2xx_set_spi_info(2, &pxa_ssp_master_info);
+	spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
+
 	clk_add_alias("CLK_CK3P6MI", &tc6393xb_device.dev, "GPIO11_CLK", NULL);
 
 	platform_add_devices(devices, ARRAY_SIZE(devices));
-- 
cgit v1.2.3