2009/11/3 Jun Nie <niej0001@xxxxxxxxx>:
> pxa: support frame buffer on pxa910 ttc_dkb platform
>
> Signed-off-by: Jun Nie <njun@xxxxxxxxxxx>
> ---
> 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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