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From: "Mark F. Brown" <mark.brown314@gmail.com>
To: eric.y.miao@gmail.com, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org
Cc: "Mark F. Brown" <mark.brown314@gmail.com>
Subject: [PATCH 1/1] pxa168: added initial support for TPO TD043MTEA1 LCD display on Aspenite
Date: Tue, 24 Aug 2010 22:02:30 -0400
Message-Id: <1282701750-4949-2-git-send-email-mark.brown314@gmail.com>
In-Reply-To: <1282701750-4949-1-git-send-email-mark.brown314@gmail.com>
References: <1282701750-4949-1-git-send-email-mark.brown314@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 6595
Lines: 212

Signed-off-by: Mark F. Brown <mark.brown314@gmail.com>
---
 arch/arm/configs/pxa168_defconfig       |   10 +++++
 arch/arm/mach-mmp/aspenite.c            |   59 +++++++++++++++++++++++++++++++
 arch/arm/mach-mmp/include/mach/pxa168.h |    8 ++++
 arch/arm/mach-mmp/pxa168.c              |    4 ++
 drivers/video/pxa168fb.c                |    4 +-
 5 files changed, 83 insertions(+), 2 deletions(-)

diff --git a/arch/arm/configs/pxa168_defconfig b/arch/arm/configs/pxa168_defconfig
index 74d7e01..32f433d 100644
--- a/arch/arm/configs/pxa168_defconfig
+++ b/arch/arm/configs/pxa168_defconfig
@@ -68,3 +68,13 @@ CONFIG_DEBUG_ERRORS=y
 CONFIG_DEBUG_LL=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRC_CCITT=y
+CONFIG_FB=y
+CONFIG_FB_PXA168=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
+CONFIG_FONTS=y
+CONFIG_FONT_8x8=y
+CONFIG_LOGO=y
+CONFIG_LOGO_LINUX_MONO=y
+CONFIG_LOGO_LINUX_VGA16=y
+CONFIG_LOGO_LINUX_CLUT224=y
diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c
index 0629394..4f5f4dd 100644
--- a/arch/arm/mach-mmp/aspenite.c
+++ b/arch/arm/mach-mmp/aspenite.c
@@ -23,6 +23,7 @@
 #include <mach/mfp-pxa168.h>
 #include <mach/pxa168.h>
 #include <mach/gpio.h>
+#include <video/pxa168fb.h>
 
 #include "common.h"
 
@@ -66,6 +67,36 @@ static unsigned long common_pin_config[] __initdata = {
 	GPIO115_I2S_BCLK,
 	GPIO116_I2S_RXD,
 	GPIO117_I2S_TXD,
+
+	/* LCD */
+	GPIO56_LCD_FCLK_RD,
+	GPIO57_LCD_LCLK_A0,
+	GPIO58_LCD_PCLK_WR,
+	GPIO59_LCD_DENA_BIAS,
+	GPIO60_LCD_DD0,
+	GPIO61_LCD_DD1,
+	GPIO62_LCD_DD2,
+	GPIO63_LCD_DD3,
+	GPIO64_LCD_DD4,
+	GPIO65_LCD_DD5,
+	GPIO66_LCD_DD6,
+	GPIO67_LCD_DD7,
+	GPIO68_LCD_DD8,
+	GPIO69_LCD_DD9,
+	GPIO70_LCD_DD10,
+	GPIO71_LCD_DD11,
+	GPIO72_LCD_DD12,
+	GPIO73_LCD_DD13,
+	GPIO74_LCD_DD14,
+	GPIO75_LCD_DD15,
+	GPIO76_LCD_DD16,
+	GPIO77_LCD_DD17,
+	GPIO78_LCD_DD18,
+	GPIO79_LCD_DD19,
+	GPIO80_LCD_DD20,
+	GPIO81_LCD_DD21,
+	GPIO82_LCD_DD22,
+	GPIO83_LCD_DD23,
 };
 
 static struct smc91x_platdata smc91x_info = {
@@ -134,6 +165,33 @@ static struct i2c_board_info aspenite_i2c_info[] __initdata = {
 	{ I2C_BOARD_INFO("wm8753", 0x1b), },
 };
 
+static struct fb_videomode video_modes[] = {
+	[0] = {
+		.pixclock	= 30120,
+		.refresh	= 60,
+		.xres		= 800,
+		.yres		= 480,
+		.hsync_len	= 1,
+		.left_margin	= 215,
+		.right_margin	= 40,
+		.vsync_len	= 1,
+		.upper_margin	= 34,
+		.lower_margin	= 10,
+		.sync		= FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
+	},
+};
+struct pxa168fb_mach_info aspenite_lcd_info __initdata = {
+	.id			= "Graphic Frame",
+	.modes			= video_modes,
+	.num_modes		= ARRAY_SIZE(video_modes),
+	.pix_fmt		= PIX_FMT_RGB565,
+	.io_pin_allocation_mode = PIN_MODE_DUMB_24,
+	.dumb_mode		= DUMB_MODE_RGB888,
+	.active			= 1,
+	.panel_rbswap		= 0,
+	.invert_pixclock	= 0,
+};
+
 static void __init common_init(void)
 {
 	mfp_config(ARRAY_AND_SIZE(common_pin_config));
@@ -143,6 +201,7 @@ static void __init common_init(void)
 	pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
 	pxa168_add_ssp(1);
 	pxa168_add_nand(&aspenite_nand_info);
+	pxa168_add_fb(&aspenite_lcd_info);
 
 	/* off-chip devices */
 	platform_device_register(&smc91x_device);
diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h
index 27e1bc7..220738f 100644
--- a/arch/arm/mach-mmp/include/mach/pxa168.h
+++ b/arch/arm/mach-mmp/include/mach/pxa168.h
@@ -10,6 +10,7 @@ extern void __init pxa168_init_irq(void);
 #include <mach/devices.h>
 #include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
+#include <video/pxa168fb.h>
 
 extern struct pxa_device_desc pxa168_device_uart1;
 extern struct pxa_device_desc pxa168_device_uart2;
@@ -25,6 +26,7 @@ extern struct pxa_device_desc pxa168_device_ssp3;
 extern struct pxa_device_desc pxa168_device_ssp4;
 extern struct pxa_device_desc pxa168_device_ssp5;
 extern struct pxa_device_desc pxa168_device_nand;
+extern struct pxa_device_desc pxa168_device_fb;
 
 static inline int pxa168_add_uart(int id)
 {
@@ -97,4 +99,10 @@ static inline int pxa168_add_nand(struct pxa3xx_nand_platform_data *info)
 {
 	return pxa_register_device(&pxa168_device_nand, info, sizeof(*info));
 }
+
+static inline int pxa168_add_fb(struct pxa168fb_mach_info *mi)
+{
+	return pxa_register_device(&pxa168_device_fb, mi, sizeof(*mi));
+}
+
 #endif /* __ASM_MACH_PXA168_H */
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index 652ae66..9c57a32 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -25,6 +25,7 @@
 #include <mach/dma.h>
 #include <mach/devices.h>
 #include <mach/mfp.h>
+#include <video/pxa168fb.h>
 
 #include "common.h"
 #include "clock.h"
@@ -79,6 +80,7 @@ static APBC_CLK(ssp4, PXA168_SSP4, 4, 0);
 static APBC_CLK(ssp5, PXA168_SSP5, 4, 0);
 
 static APMU_CLK(nand, NAND, 0x01db, 208000000);
+static APMU_CLK(lcd, LCD, 0x7f, 312000000);
 
 /* device and clock bindings */
 static struct clk_lookup pxa168_clkregs[] = {
@@ -96,6 +98,7 @@ static struct clk_lookup pxa168_clkregs[] = {
 	INIT_CLKREG(&clk_ssp4, "pxa168-ssp.3", NULL),
 	INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL),
 	INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
+	INIT_CLKREG(&clk_lcd, NULL, "LCDCLK"),
 };
 
 static int __init pxa168_init(void)
@@ -147,3 +150,4 @@ PXA168_DEVICE(ssp2, "pxa168-ssp", 1, SSP2, 0xd401c000, 0x40, 54, 55);
 PXA168_DEVICE(ssp3, "pxa168-ssp", 2, SSP3, 0xd401f000, 0x40, 56, 57);
 PXA168_DEVICE(ssp4, "pxa168-ssp", 3, SSP4, 0xd4020000, 0x40, 58, 59);
 PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61);
+PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8);
diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c
index c91a7f7..d3e597e 100644
--- a/drivers/video/pxa168fb.c
+++ b/drivers/video/pxa168fb.c
@@ -559,7 +559,7 @@ static struct fb_ops pxa168fb_ops = {
 	.fb_imageblit	= cfb_imageblit,
 };
 
-static int __init pxa168fb_init_mode(struct fb_info *info,
+static int pxa168fb_init_mode(struct fb_info *info,
 			      struct pxa168fb_mach_info *mi)
 {
 	struct pxa168fb_info *fbi = info->par;
@@ -599,7 +599,7 @@ static int __init pxa168fb_init_mode(struct fb_info *info,
 	return ret;
 }
 
-static int __init pxa168fb_probe(struct platform_device *pdev)
+static int pxa168fb_probe(struct platform_device *pdev)
 {
 	struct pxa168fb_mach_info *mi;
 	struct fb_info *info = 0;
-- 
1.7.0.4

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