[PATCH 4/6] pxa: support frame buffer on pxa910 ttc_dkb platform
Jun Nie
niej0001 at gmail.com
Tue Nov 3 01:45:39 EST 2009
pxa: support frame buffer on pxa910 ttc_dkb platform
Signed-off-by: Jun Nie <njun at marvell.com>
---
arch/arm/configs/pxa910_defconfig | 39 ++++++++-
arch/arm/mach-mmp/include/mach/pxa910.h | 8 ++
arch/arm/mach-mmp/pxa910.c | 4 +
arch/arm/mach-mmp/ttc_dkb.c | 141 +++++++++++++++++++++++++++++++
4 files changed, 191 insertions(+), 1 deletions(-)
diff --git a/arch/arm/configs/pxa910_defconfig
b/arch/arm/configs/pxa910_defconfig
index 8c7e299..b9b1a85 100644
--- a/arch/arm/configs/pxa910_defconfig
+++ b/arch/arm/configs/pxa910_defconfig
@@ -578,7 +578,34 @@ CONFIG_SSB_POSSIBLE=y
#
# CONFIG_VGASTATE is not set
# CONFIG_VIDEO_OUTPUT_CONTROL is not set
-# CONFIG_FB is not set
+CONFIG_FB=y
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB_DDC is not set
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_S1D13XXX is not set
+CONFIG_FB_PXA168=y
+# CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_MB862XX is not set
+# CONFIG_FB_BROADSHEET is not set
# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
#
@@ -591,6 +618,16 @@ CONFIG_SSB_POSSIBLE=y
#
# CONFIG_VGA_CONSOLE is not set
CONFIG_DUMMY_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
+# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
+# CONFIG_FONTS is not set
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+CONFIG_LOGO=y
+# CONFIG_LOGO_LINUX_MONO is not set
+CONFIG_LOGO_LINUX_VGA16=y
+CONFIG_LOGO_LINUX_CLUT224=y
# CONFIG_SOUND is not set
# CONFIG_HID_SUPPORT is not set
# CONFIG_USB_SUPPORT is not set
diff --git a/arch/arm/mach-mmp/include/mach/pxa910.h
b/arch/arm/mach-mmp/include/mach/pxa910.h
index 6ae1ed7..7698793 100644
--- a/arch/arm/mach-mmp/include/mach/pxa910.h
+++ b/arch/arm/mach-mmp/include/mach/pxa910.h
@@ -4,6 +4,7 @@
#include <linux/i2c.h>
#include <mach/devices.h>
#include <plat/i2c.h>
+#include <video/pxa168fb.h>
extern struct pxa_device_desc pxa910_device_uart1;
extern struct pxa_device_desc pxa910_device_uart2;
@@ -13,6 +14,7 @@ extern struct pxa_device_desc pxa910_device_pwm1;
extern struct pxa_device_desc pxa910_device_pwm2;
extern struct pxa_device_desc pxa910_device_pwm3;
extern struct pxa_device_desc pxa910_device_pwm4;
+extern struct pxa_device_desc pxa910_device_fb;
static inline int pxa910_add_uart(int id)
{
@@ -64,4 +66,10 @@ static inline int pxa910_add_pwm(int id)
return pxa_register_device(d, NULL, 0);
}
+
+static inline int pxa910_add_fb(struct pxa168fb_mach_info *mi)
+{
+ return pxa_register_device(&pxa910_device_fb, mi, sizeof(*mi));
+}
+
#endif /* __ASM_MACH_PXA910_H */
diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c
index 5882ca6..48162a0 100644
--- a/arch/arm/mach-mmp/pxa910.c
+++ b/arch/arm/mach-mmp/pxa910.c
@@ -110,6 +110,8 @@ static APBC_CLK(pwm2, PXA910_PWM2, 1, 13000000);
static APBC_CLK(pwm3, PXA910_PWM3, 1, 13000000);
static APBC_CLK(pwm4, PXA910_PWM4, 1, 13000000);
+static APMU_CLK(lcd, LCD, 0x003f, 312000000);
+
/* device and clock bindings */
static struct clk_lookup pxa910_clkregs[] = {
INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL),
@@ -120,6 +122,7 @@ static struct clk_lookup pxa910_clkregs[] = {
INIT_CLKREG(&clk_pwm2, "pxa910-pwm.1", NULL),
INIT_CLKREG(&clk_pwm3, "pxa910-pwm.2", NULL),
INIT_CLKREG(&clk_pwm4, "pxa910-pwm.3", NULL),
+ INIT_CLKREG(&clk_lcd, "pxa910-fb", "LCDCLK"),
};
static int __init pxa910_init(void)
@@ -174,3 +177,4 @@ PXA910_DEVICE(pwm1, "pxa910-pwm", 0, NONE,
0xd401a000, 0x10);
PXA910_DEVICE(pwm2, "pxa910-pwm", 1, NONE, 0xd401a400, 0x10);
PXA910_DEVICE(pwm3, "pxa910-pwm", 2, NONE, 0xd401a800, 0x10);
PXA910_DEVICE(pwm4, "pxa910-pwm", 3, NONE, 0xd401ac00, 0x10);
+PXA910_DEVICE(fb, "pxa910-fb", -1, LCD, 0xd420b000, 0x1c8);
diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c
index dbd8cfd..dc04b0d 100644
--- a/arch/arm/mach-mmp/ttc_dkb.c
+++ b/arch/arm/mach-mmp/ttc_dkb.c
@@ -14,6 +14,8 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/onenand.h>
+#include <linux/delay.h>
+#include <video/pxa168fb.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -21,6 +23,8 @@
#include <mach/addr-map.h>
#include <mach/mfp-pxa910.h>
#include <mach/pxa910.h>
+#include <mach/gpio.h>
+#include <mach/pxa168fb.h>
#include "common.h"
@@ -54,8 +58,142 @@ static unsigned long ttc_dkb_pin_config[] __initdata = {
DF_WEn_DF_WEn,
DF_REn_DF_REn,
DF_RDY0_DF_RDY0,
+
+#ifdef CONFIG_FB_PXA168
+ /* LCD */
+ GPIO81_LCD_FCLK,
+ GPIO82_LCD_LCLK,
+ GPIO83_LCD_PCLK,
+ GPIO84_LCD_DENA,
+ GPIO85_LCD_DD0,
+ GPIO86_LCD_DD1,
+ GPIO87_LCD_DD2,
+ GPIO88_LCD_DD3,
+ GPIO89_LCD_DD4,
+ GPIO90_LCD_DD5,
+ GPIO91_LCD_DD6,
+ GPIO92_LCD_DD7,
+ GPIO93_LCD_DD8,
+ GPIO94_LCD_DD9,
+ GPIO95_LCD_DD10,
+ GPIO96_LCD_DD11,
+ GPIO97_LCD_DD12,
+ GPIO98_LCD_DD13,
+ GPIO100_LCD_DD14,
+ GPIO101_LCD_DD15,
+ GPIO102_LCD_DD16,
+ GPIO103_LCD_DD17,
+ GPIO104_LCD_SPIDOUT,
+ GPIO105_LCD_SPIDIN,
+ GPIO107_LCD_CS1,
+ GPIO108_LCD_DCLK,
+ GPIO106_LCD_RESET,
+#endif
+};
+
+#ifdef CONFIG_FB_PXA168
+static u16 tpo_spi_cmdon[] = {
+ 0x0801,
+ 0x0800,
+ 0x0200,
+ 0x0304,
+ 0x040e,
+ 0x0903,
+ 0x0b18,
+ 0x0c53,
+ 0x0d01,
+ 0x0ee0,
+ 0x0f01,
+ 0x1058,
+ 0x201e,
+ 0x210a,
+ 0x220a,
+ 0x231e,
+ 0x2400,
+ 0x2532,
+ 0x2600,
+ 0x27ac,
+ 0x2904,
+ 0x2aa2,
+ 0x2b45,
+ 0x2c45,
+ 0x2d15,
+ 0x2e5a,
+ 0x2fff,
+ 0x306b,
+ 0x310d,
+ 0x3248,
+ 0x3382,
+ 0x34bd,
+ 0x35e7,
+ 0x3618,
+ 0x3794,
+ 0x3801,
+ 0x395d,
+ 0x3aae,
+ 0x3bff,
+ 0x07c9, //auto power on
+};
+
+static u16 tpo_spi_cmdoff[] = {
+ 0x07d9, //auto power off
+};
+
+static int tpo_lcd_power(struct pxa168fb_info *fbi, unsigned int
spi_gpio_cs, unsigned int spi_gpio_reset, int on)
+{
+ int err = 0;
+
+ if (on) {
+ if (spi_gpio_reset != -1) {
+ err = gpio_request(spi_gpio_reset, "TPO_LCD_SPI_RESET");
+ if (err) {
+ printk("failed to request GPIO for TPO LCD RESET\n");
+ return -1;
+ }
+ gpio_direction_output(spi_gpio_reset, 0);
+ msleep(100);
+ gpio_set_value(spi_gpio_reset, 1);
+ msleep(100);
+ gpio_free(spi_gpio_reset);
+ }
+ return pxa168fb_spi_send(fbi, tpo_spi_cmdon,
ARRAY_SIZE(tpo_spi_cmdon), spi_gpio_cs, 20);
+ } else
+ return pxa168fb_spi_send(fbi, tpo_spi_cmdoff,
ARRAY_SIZE(tpo_spi_cmdoff), spi_gpio_cs, 0);
+}
+
+static struct fb_videomode video_modes[] = {
+ /* lpj032l001b HVGA mode info */
+ [0] = {
+ .pixclock = 100000,
+ .refresh = 60,
+ .xres = 320,
+ .yres = 480,
+ .hsync_len = 10,
+ .left_margin = 15,
+ .right_margin = 10,
+ .vsync_len = 2,
+ .upper_margin = 4,
+ .lower_margin = 2,
+ .sync = 0,
+ },
};
+static struct pxa168fb_mach_info ttc_dkb_lcd_info __initdata = {
+ .id = "Base",
+ .modes = video_modes,
+ .num_modes = ARRAY_SIZE(video_modes),
+ .pix_fmt = PIX_FMT_RGB565,
+ .io_pin_allocation_mode = PIN_MODE_DUMB_18_SPI,
+ .dumb_mode = DUMB_MODE_RGB666,
+ .active = 1,
+ .spi_ctrl = CFG_SCLKCNT(16) | CFG_TXBITS(16) |
CFG_SPI_SEL(1) | CFG_SPI_3W4WB(1) | CFG_SPI_ENA(1),
+ .spi_gpio_cs = -1,
+ .spi_gpio_reset = mfp_to_gpio(MFP_PIN_GPIO106),
+ .panel_rbswap = 1,
+ .pxa168fb_lcd_power = tpo_lcd_power,
+};
+#endif
+
#if defined(CONFIG_MTD_ONENAND) || defined(CONFIG_MTD_ONENAND_MODULE)
static struct mtd_partition ttc_dkb_onenand_partitions[] = {
{
@@ -123,6 +261,9 @@ static void __init ttc_dkb_init(void)
/* on-chip devices */
pxa910_add_uart(1);
+#ifdef CONFIG_FB_PXA168
+ pxa910_add_fb(&ttc_dkb_lcd_info);
+#endif
/* off-chip devices */
ttc_dkb_init_onenand();
--
1.5.4.3
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