From: Jun Nie <niej0001@gmail.com>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 7/8] pxa: add frame buffer on pxa168 aspenite platform
Date: Thu, 19 Nov 2009 09:03:13 +0000 [thread overview]
Message-ID: <7c34ac520911190103q4ba79c60w11dfc8255b69abfa@mail.gmail.com> (raw)
In-Reply-To: <f17812d70911162229s43ca6826k29c4c4a7e279144f@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 10525 bytes --]
2009/11/17 Eric Miao <eric.y.miao@gmail.com>:
> On Mon, Nov 16, 2009 at 3:34 AM, Jun Nie <niej0001@gmail.com> wrote:
>> From: Jun Nie <njun@marvell.com>
>> Date: Fri, 13 Nov 2009 15:12:19 +0800
>> Subject: [PATCH] pxa: add frame buffer on pxa168 aspenite platform
>>
>> Signed-off-by: Jun Nie <njun@marvell.com>
>
> Hi Jun,
>
> All previous patches have been merged in 'topic/pxa168fb' branch for
> testing purpose, and I'm having difficulties to merge these two. Could
> you take a look into my tree and rebase these two?
>
> Note - you need only reply these two mails instead of submitting
> another set of patches, and do remember to attach the patch esp.
> since you are using gmail web interface, which is going to mal-form
> the patch.
>
> Thanks.
> - eric
>
rebased
From: Jun Nie <njun@marvell.com>
Date: Tue, 17 Nov 2009 20:39:43 +0800
Subject: [PATCH] pxa: add frame buffer on pxa168 aspenite platform
Signed-off-by: Jun Nie <njun@marvell.com>
---
arch/arm/configs/pxa168_defconfig | 86 +++++++++++++++++++-
arch/arm/mach-mmp/aspenite.c | 136 +++++++++++++++++++++++++++++++
arch/arm/mach-mmp/include/mach/pxa168.h | 8 ++
arch/arm/mach-mmp/pxa168.c | 4 +
4 files changed, 232 insertions(+), 2 deletions(-)
diff --git a/arch/arm/configs/pxa168_defconfig
b/arch/arm/configs/pxa168_defconfig
index db5faea..b736517 100644
--- a/arch/arm/configs/pxa168_defconfig
+++ b/arch/arm/configs/pxa168_defconfig
@@ -509,7 +509,49 @@ CONFIG_UNIX98_PTYS=y
# CONFIG_R3964 is not set
# CONFIG_RAW_DRIVER is not set
# CONFIG_TCG_TPM is not set
-# CONFIG_I2C is not set
+CONFIG_I2C=y
+CONFIG_I2C_BOARDINFO=y
+# CONFIG_I2C_CHARDEV is not set
+CONFIG_I2C_HELPER_AUTO=y
+CONFIG_I2C_ALGOBIT=y
+
+#
+# I2C Hardware Bus support
+#
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_DESIGNWARE is not set
+CONFIG_I2C_GPIO=y
+# CONFIG_I2C_OCORES is not set
+CONFIG_I2C_PXA=y
+# CONFIG_I2C_PXA_SLAVE is not set
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+
+#
+# Other I2C/SMBus bus drivers
+#
+# CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
+
+#
+# Miscellaneous I2C Chip support
+#
+# CONFIG_DS1682 is not set
+# CONFIG_SENSORS_PCF8574 is not set
+# CONFIG_PCF8575 is not set
+# CONFIG_SENSORS_TSL2550 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
# CONFIG_SPI is not set
CONFIG_ARCH_REQUIRE_GPIOLIB=y
CONFIG_GPIOLIB=y
@@ -523,6 +565,9 @@ CONFIG_GPIOLIB=y
#
# I2C GPIO expanders:
#
+# CONFIG_GPIO_MAX732X is not set
+CONFIG_GPIO_PCA953X=y
+# CONFIG_GPIO_PCF857X is not set
#
# PCI GPIO expanders:
@@ -578,7 +623,34 @@ 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 is not set
+# CONFIG_FB_CFB_COPYAREA is not set
+# CONFIG_FB_CFB_IMAGEBLIT is not set
+# 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 +663,16 @@ 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/aspenite.c b/arch/arm/mach-mmp/aspenite.c
index d1d4a0d..3bfe568 100644
--- a/arch/arm/mach-mmp/aspenite.c
+++ b/arch/arm/mach-mmp/aspenite.c
@@ -14,6 +14,7 @@
#include <linux/platform_device.h>
#include <linux/smc91x.h>
#include <linux/i2c/pca953x.h>
+#include <linux/delay.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -61,6 +62,39 @@ static unsigned long common_pin_config[] __initdata = {
/* UART1 */
GPIO107_UART1_RXD,
GPIO108_UART1_TXD,
+
+#ifdef CONFIG_FB_PXA168
+ /* 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,
+#endif
};
static struct smc91x_platdata smc91x_info = {
@@ -90,6 +124,105 @@ static struct platform_device smc91x_device = {
.resource = smc91x_resources,
};
+#ifdef CONFIG_FB_PXA168
+static u16 tpo_spi_cmdon[] = {
+ 0x080F,
+ 0x0C5F,
+ 0x1017,
+ 0x1420,
+ 0x1808,
+ 0x1c20,
+ 0x2020,
+ 0x2420,
+ 0x2820,
+ 0x2c20,
+ 0x3020,
+ 0x3420,
+ 0x3810,
+ 0x3c10,
+ 0x4010,
+ 0x4415,
+ 0x48aa,
+ 0x4cff,
+ 0x5086,
+ 0x548d,
+ 0x58d4,
+ 0x5cfb,
+ 0x602e,
+ 0x645a,
+ 0x6889,
+ 0x6cfe,
+ 0x705a,
+ 0x749b,
+ 0x78c5,
+ 0x7cff,
+ 0x80f0,
+ 0x84f0,
+ 0x8808,
+};
+
+static u16 tpo_spi_cmdoff[] = {
+ 0x0c5e, /* standby */
+};
+
+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(KERN_ERR "failed to request GPIO for TPO LCD RESET\n");
+ return err;
+ }
+ 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, 0, 1);
+ } else
+ return pxa168fb_spi_send(fbi, tpo_spi_cmdoff,
+ ARRAY_SIZE(tpo_spi_cmdoff), spi_gpio_cs, 0, 1);
+}
+
+static struct fb_videomode video_modes_aspen[] = {
+ [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 = 0,
+ },
+};
+
+struct pxa168fb_mach_info aspenite_lcd_info __initdata = {
+ .id = "Base-aspen",
+ .modes = video_modes_aspen,
+ .num_modes = ARRAY_SIZE(video_modes_aspen),
+ .pix_fmt = PIX_FMT_RGB565,
+ .io_pin_allocation_mode = PIN_MODE_DUMB_24,
+ .dumb_mode = DUMB_MODE_RGB888,
+ .active = 1,
+ .spi_ctrl = CFG_SCLKCNT(2) | CFG_TXBITS(16) |
+ CFG_SPI_SEL(1) | CFG_SPI_3W4WB(1) | CFG_SPI_ENA(1),
+ .spi_gpio_cs = GPIO_EXT1(14),
+ .spi_gpio_reset = -1,
+ .invert_pixclock = 1,
+ .pxa168fb_lcd_power = tpo_lcd_power,
+};
+
+#endif
+
static struct i2c_pxa_platform_data pwri2c_info __initdata = {
.use_pio = 0,
};
@@ -136,6 +269,9 @@ static void __init common_init(void)
pxa168_add_uart(1);
pxa168_add_twsi(0, &pwri2c_info,
ARRAY_AND_SIZE(aspenite_i2c_board_info));
+#ifdef CONFIG_FB_PXA168
+ pxa168_add_fb(&aspenite_lcd_info);
+#endif
/* 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 6bf1f0e..a2ca47b 100644
--- a/arch/arm/mach-mmp/include/mach/pxa168.h
+++ b/arch/arm/mach-mmp/include/mach/pxa168.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 pxa168_device_uart1;
extern struct pxa_device_desc pxa168_device_uart2;
@@ -13,6 +14,7 @@ extern struct pxa_device_desc pxa168_device_pwm1;
extern struct pxa_device_desc pxa168_device_pwm2;
extern struct pxa_device_desc pxa168_device_pwm3;
extern struct pxa_device_desc pxa168_device_pwm4;
+extern struct pxa_device_desc pxa168_device_fb;
static inline int pxa168_add_uart(int id)
{
@@ -64,4 +66,10 @@ static inline int pxa168_add_pwm(int id)
return pxa_register_device(d, NULL, 0);
}
+
+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 71b1ae3..07a12ce 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -19,6 +19,7 @@
#include <mach/addr-map.h>
#include <mach/cputype.h>
#include <mach/regs-apbc.h>
+#include <mach/regs-apmu.h>
#include <mach/irqs.h>
#include <mach/gpio.h>
#include <mach/dma.h>
@@ -71,6 +72,7 @@ static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000);
static APBC_CLK(pwm2, PXA168_PWM2, 1, 13000000);
static APBC_CLK(pwm3, PXA168_PWM3, 1, 13000000);
static APBC_CLK(pwm4, PXA168_PWM4, 1, 13000000);
+static APMU_CLK(lcd, LCD, 0x003f, 312000000);
/* device and clock bindings */
static struct clk_lookup pxa168_clkregs[] = {
@@ -82,6 +84,7 @@ static struct clk_lookup pxa168_clkregs[] = {
INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL),
INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL),
INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL),
+ INIT_CLKREG(&clk_lcd, "pxa168-fb", "LCDCLK"),
};
static int __init pxa168_init(void)
@@ -127,3 +130,4 @@ PXA168_DEVICE(pwm1, "pxa168-pwm", 0, NONE,
0xd401a000, 0x10);
PXA168_DEVICE(pwm2, "pxa168-pwm", 1, NONE, 0xd401a400, 0x10);
PXA168_DEVICE(pwm3, "pxa168-pwm", 2, NONE, 0xd401a800, 0x10);
PXA168_DEVICE(pwm4, "pxa168-pwm", 3, NONE, 0xd401ac00, 0x10);
+PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8);
--
1.5.4.3
[-- Attachment #2: 0007-pxa-add-frame-buffer-on-pxa168-aspenite-platform.patch --]
[-- Type: text/x-diff, Size: 9834 bytes --]
From a7992d0471895b4baf54236a909700b754f222ad Mon Sep 17 00:00:00 2001
From: Jun Nie <njun@marvell.com>
Date: Tue, 17 Nov 2009 20:39:43 +0800
Subject: [PATCH] pxa: add frame buffer on pxa168 aspenite platform
Signed-off-by: Jun Nie <njun@marvell.com>
---
arch/arm/configs/pxa168_defconfig | 86 +++++++++++++++++++-
arch/arm/mach-mmp/aspenite.c | 136 +++++++++++++++++++++++++++++++
arch/arm/mach-mmp/include/mach/pxa168.h | 8 ++
arch/arm/mach-mmp/pxa168.c | 4 +
4 files changed, 232 insertions(+), 2 deletions(-)
diff --git a/arch/arm/configs/pxa168_defconfig b/arch/arm/configs/pxa168_defconfig
index db5faea..b736517 100644
--- a/arch/arm/configs/pxa168_defconfig
+++ b/arch/arm/configs/pxa168_defconfig
@@ -509,7 +509,49 @@ CONFIG_UNIX98_PTYS=y
# CONFIG_R3964 is not set
# CONFIG_RAW_DRIVER is not set
# CONFIG_TCG_TPM is not set
-# CONFIG_I2C is not set
+CONFIG_I2C=y
+CONFIG_I2C_BOARDINFO=y
+# CONFIG_I2C_CHARDEV is not set
+CONFIG_I2C_HELPER_AUTO=y
+CONFIG_I2C_ALGOBIT=y
+
+#
+# I2C Hardware Bus support
+#
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_DESIGNWARE is not set
+CONFIG_I2C_GPIO=y
+# CONFIG_I2C_OCORES is not set
+CONFIG_I2C_PXA=y
+# CONFIG_I2C_PXA_SLAVE is not set
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+
+#
+# Other I2C/SMBus bus drivers
+#
+# CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
+
+#
+# Miscellaneous I2C Chip support
+#
+# CONFIG_DS1682 is not set
+# CONFIG_SENSORS_PCF8574 is not set
+# CONFIG_PCF8575 is not set
+# CONFIG_SENSORS_TSL2550 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
# CONFIG_SPI is not set
CONFIG_ARCH_REQUIRE_GPIOLIB=y
CONFIG_GPIOLIB=y
@@ -523,6 +565,9 @@ CONFIG_GPIOLIB=y
#
# I2C GPIO expanders:
#
+# CONFIG_GPIO_MAX732X is not set
+CONFIG_GPIO_PCA953X=y
+# CONFIG_GPIO_PCF857X is not set
#
# PCI GPIO expanders:
@@ -578,7 +623,34 @@ 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 is not set
+# CONFIG_FB_CFB_COPYAREA is not set
+# CONFIG_FB_CFB_IMAGEBLIT is not set
+# 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 +663,16 @@ 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/aspenite.c b/arch/arm/mach-mmp/aspenite.c
index d1d4a0d..3bfe568 100644
--- a/arch/arm/mach-mmp/aspenite.c
+++ b/arch/arm/mach-mmp/aspenite.c
@@ -14,6 +14,7 @@
#include <linux/platform_device.h>
#include <linux/smc91x.h>
#include <linux/i2c/pca953x.h>
+#include <linux/delay.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -61,6 +62,39 @@ static unsigned long common_pin_config[] __initdata = {
/* UART1 */
GPIO107_UART1_RXD,
GPIO108_UART1_TXD,
+
+#ifdef CONFIG_FB_PXA168
+ /* 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,
+#endif
};
static struct smc91x_platdata smc91x_info = {
@@ -90,6 +124,105 @@ static struct platform_device smc91x_device = {
.resource = smc91x_resources,
};
+#ifdef CONFIG_FB_PXA168
+static u16 tpo_spi_cmdon[] = {
+ 0x080F,
+ 0x0C5F,
+ 0x1017,
+ 0x1420,
+ 0x1808,
+ 0x1c20,
+ 0x2020,
+ 0x2420,
+ 0x2820,
+ 0x2c20,
+ 0x3020,
+ 0x3420,
+ 0x3810,
+ 0x3c10,
+ 0x4010,
+ 0x4415,
+ 0x48aa,
+ 0x4cff,
+ 0x5086,
+ 0x548d,
+ 0x58d4,
+ 0x5cfb,
+ 0x602e,
+ 0x645a,
+ 0x6889,
+ 0x6cfe,
+ 0x705a,
+ 0x749b,
+ 0x78c5,
+ 0x7cff,
+ 0x80f0,
+ 0x84f0,
+ 0x8808,
+};
+
+static u16 tpo_spi_cmdoff[] = {
+ 0x0c5e, /* standby */
+};
+
+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(KERN_ERR "failed to request GPIO for TPO LCD RESET\n");
+ return err;
+ }
+ 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, 0, 1);
+ } else
+ return pxa168fb_spi_send(fbi, tpo_spi_cmdoff,
+ ARRAY_SIZE(tpo_spi_cmdoff), spi_gpio_cs, 0, 1);
+}
+
+static struct fb_videomode video_modes_aspen[] = {
+ [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 = 0,
+ },
+};
+
+struct pxa168fb_mach_info aspenite_lcd_info __initdata = {
+ .id = "Base-aspen",
+ .modes = video_modes_aspen,
+ .num_modes = ARRAY_SIZE(video_modes_aspen),
+ .pix_fmt = PIX_FMT_RGB565,
+ .io_pin_allocation_mode = PIN_MODE_DUMB_24,
+ .dumb_mode = DUMB_MODE_RGB888,
+ .active = 1,
+ .spi_ctrl = CFG_SCLKCNT(2) | CFG_TXBITS(16) |
+ CFG_SPI_SEL(1) | CFG_SPI_3W4WB(1) | CFG_SPI_ENA(1),
+ .spi_gpio_cs = GPIO_EXT1(14),
+ .spi_gpio_reset = -1,
+ .invert_pixclock = 1,
+ .pxa168fb_lcd_power = tpo_lcd_power,
+};
+
+#endif
+
static struct i2c_pxa_platform_data pwri2c_info __initdata = {
.use_pio = 0,
};
@@ -136,6 +269,9 @@ static void __init common_init(void)
pxa168_add_uart(1);
pxa168_add_twsi(0, &pwri2c_info,
ARRAY_AND_SIZE(aspenite_i2c_board_info));
+#ifdef CONFIG_FB_PXA168
+ pxa168_add_fb(&aspenite_lcd_info);
+#endif
/* 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 6bf1f0e..a2ca47b 100644
--- a/arch/arm/mach-mmp/include/mach/pxa168.h
+++ b/arch/arm/mach-mmp/include/mach/pxa168.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 pxa168_device_uart1;
extern struct pxa_device_desc pxa168_device_uart2;
@@ -13,6 +14,7 @@ extern struct pxa_device_desc pxa168_device_pwm1;
extern struct pxa_device_desc pxa168_device_pwm2;
extern struct pxa_device_desc pxa168_device_pwm3;
extern struct pxa_device_desc pxa168_device_pwm4;
+extern struct pxa_device_desc pxa168_device_fb;
static inline int pxa168_add_uart(int id)
{
@@ -64,4 +66,10 @@ static inline int pxa168_add_pwm(int id)
return pxa_register_device(d, NULL, 0);
}
+
+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 71b1ae3..07a12ce 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -19,6 +19,7 @@
#include <mach/addr-map.h>
#include <mach/cputype.h>
#include <mach/regs-apbc.h>
+#include <mach/regs-apmu.h>
#include <mach/irqs.h>
#include <mach/gpio.h>
#include <mach/dma.h>
@@ -71,6 +72,7 @@ static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000);
static APBC_CLK(pwm2, PXA168_PWM2, 1, 13000000);
static APBC_CLK(pwm3, PXA168_PWM3, 1, 13000000);
static APBC_CLK(pwm4, PXA168_PWM4, 1, 13000000);
+static APMU_CLK(lcd, LCD, 0x003f, 312000000);
/* device and clock bindings */
static struct clk_lookup pxa168_clkregs[] = {
@@ -82,6 +84,7 @@ static struct clk_lookup pxa168_clkregs[] = {
INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL),
INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL),
INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL),
+ INIT_CLKREG(&clk_lcd, "pxa168-fb", "LCDCLK"),
};
static int __init pxa168_init(void)
@@ -127,3 +130,4 @@ PXA168_DEVICE(pwm1, "pxa168-pwm", 0, NONE, 0xd401a000, 0x10);
PXA168_DEVICE(pwm2, "pxa168-pwm", 1, NONE, 0xd401a400, 0x10);
PXA168_DEVICE(pwm3, "pxa168-pwm", 2, NONE, 0xd401a800, 0x10);
PXA168_DEVICE(pwm4, "pxa168-pwm", 3, NONE, 0xd401ac00, 0x10);
+PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8);
--
1.5.4.3
next prev parent reply other threads:[~2009-11-19 9:03 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-10 8:12 [PATCH 7/8] pxa: add frame buffer on pxa168 aspenite platform Jun Nie
2009-11-12 2:19 ` Jun Nie
2009-11-16 9:34 ` Jun Nie
2009-11-17 6:29 ` Eric Miao
2009-11-19 9:03 ` Jun Nie [this message]
2009-11-19 16:29 ` Eric Miao
2009-11-20 2:38 ` Jun Nie
2009-11-20 4:56 ` Eric Miao
2009-11-23 5:52 ` Jun Nie
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=7c34ac520911190103q4ba79c60w11dfc8255b69abfa@mail.gmail.com \
--to=niej0001@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).