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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-07-13 12:05:49 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-07-13 12:05:49 +0100
commit044e5f45e4ad890d03bd1e8bb44c634397cac24d (patch)
treea6063f77bd719d933823915d2273eaadb6331611 /arch/arm/mach-pxa/pcm990-baseboard.c
parentf0006314d37639714da9658cf4ff3f1f9f420764 (diff)
parentfaf64ed4968e354624f330c6da6c1ce8b05a0713 (diff)
downloadblackbird-op-linux-044e5f45e4ad890d03bd1e8bb44c634397cac24d.tar.gz
blackbird-op-linux-044e5f45e4ad890d03bd1e8bb44c634397cac24d.zip
Merge branch 'pxa' into devel
Conflicts: arch/arm/configs/em_x270_defconfig arch/arm/configs/xm_x270_defconfig
Diffstat (limited to 'arch/arm/mach-pxa/pcm990-baseboard.c')
-rw-r--r--arch/arm/mach-pxa/pcm990-baseboard.c203
1 files changed, 139 insertions, 64 deletions
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 49d951db0f3d..30023b00e476 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -24,6 +24,7 @@
#include <linux/platform_device.h>
#include <linux/ide.h>
#include <linux/i2c.h>
+#include <linux/pwm_backlight.h>
#include <media/soc_camera.h>
@@ -32,13 +33,120 @@
#include <asm/arch/camera.h>
#include <asm/mach/map.h>
#include <asm/arch/pxa-regs.h>
-#include <asm/arch/pxa2xx-gpio.h>
+#include <asm/arch/audio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/ohci.h>
#include <asm/arch/pcm990_baseboard.h>
+#include <asm/arch/pxafb.h>
+#include <asm/arch/mfp-pxa27x.h>
+
+#include "devices.h"
+#include "generic.h"
+
+static unsigned long pcm990_pin_config[] __initdata = {
+ /* MMC */
+ GPIO32_MMC_CLK,
+ GPIO112_MMC_CMD,
+ GPIO92_MMC_DAT_0,
+ GPIO109_MMC_DAT_1,
+ GPIO110_MMC_DAT_2,
+ GPIO111_MMC_DAT_3,
+ /* USB */
+ GPIO88_USBH1_PWR,
+ GPIO89_USBH1_PEN,
+ /* PWM0 */
+ GPIO16_PWM0_OUT,
+};
/*
- * The PCM-990 development baseboard uses PCM-027's hardeware in the
+ * pcm990_lcd_power - control power supply to the LCD
+ * @on: 0 = switch off, 1 = switch on
+ *
+ * Called by the pxafb driver
+ */
+#ifndef CONFIG_PCM990_DISPLAY_NONE
+static void pcm990_lcd_power(int on, struct fb_var_screeninfo *var)
+{
+ if (on) {
+ /* enable LCD-Latches
+ * power on LCD
+ */
+ __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) =
+ PCM990_CTRL_LCDPWR + PCM990_CTRL_LCDON;
+ } else {
+ /* disable LCD-Latches
+ * power off LCD
+ */
+ __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) = 0x00;
+ }
+}
+#endif
+
+#if defined(CONFIG_PCM990_DISPLAY_SHARP)
+static struct pxafb_mode_info fb_info_sharp_lq084v1dg21 = {
+ .pixclock = 28000,
+ .xres = 640,
+ .yres = 480,
+ .bpp = 16,
+ .hsync_len = 20,
+ .left_margin = 103,
+ .right_margin = 47,
+ .vsync_len = 6,
+ .upper_margin = 28,
+ .lower_margin = 5,
+ .sync = 0,
+ .cmap_greyscale = 0,
+};
+
+static struct pxafb_mach_info pcm990_fbinfo __initdata = {
+ .modes = &fb_info_sharp_lq084v1dg21,
+ .num_modes = 1,
+ .lccr0 = LCCR0_PAS,
+ .lccr3 = LCCR3_PCP,
+ .pxafb_lcd_power = pcm990_lcd_power,
+};
+#elif defined(CONFIG_PCM990_DISPLAY_NEC)
+struct pxafb_mode_info fb_info_nec_nl6448bc20_18d = {
+ .pixclock = 39720,
+ .xres = 640,
+ .yres = 480,
+ .bpp = 16,
+ .hsync_len = 32,
+ .left_margin = 16,
+ .right_margin = 48,
+ .vsync_len = 2,
+ .upper_margin = 12,
+ .lower_margin = 17,
+ .sync = 0,
+ .cmap_greyscale = 0,
+};
+
+static struct pxafb_mach_info pcm990_fbinfo __initdata = {
+ .modes = &fb_info_nec_nl6448bc20_18d,
+ .num_modes = 1,
+ .lccr0 = LCCR0_Act,
+ .lccr3 = LCCR3_PixFlEdg,
+ .pxafb_lcd_power = pcm990_lcd_power,
+};
+#endif
+
+static struct platform_pwm_backlight_data pcm990_backlight_data = {
+ .pwm_id = 0,
+ .max_brightness = 1023,
+ .dft_brightness = 1023,
+ .pwm_period_ns = 78770,
+};
+
+static struct platform_device pcm990_backlight_device = {
+ .name = "pwm-backlight",
+ .dev = {
+ .parent = &pxa27x_device_pwm0.dev,
+ .platform_data = &pcm990_backlight_data,
+ },
+};
+
+/*
+ * The PCM-990 development baseboard uses PCM-027's hardware in the
* following way:
*
* - LCD support is in use
@@ -185,16 +293,6 @@ static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int,
{
int err;
- /*
- * enable GPIO for PXA27x MMC controller
- */
- pxa_gpio_mode(GPIO32_MMCCLK_MD);
- pxa_gpio_mode(GPIO112_MMCCMD_MD);
- pxa_gpio_mode(GPIO92_MMCDAT0_MD);
- pxa_gpio_mode(GPIO109_MMCDAT1_MD);
- pxa_gpio_mode(GPIO110_MMCDAT2_MD);
- pxa_gpio_mode(GPIO111_MMCDAT3_MD);
-
err = request_irq(PCM027_MMCDET_IRQ, mci_detect_int, IRQF_DISABLED,
"MMC card detect", data);
if (err)
@@ -241,8 +339,6 @@ static struct pxamci_platform_data pcm990_mci_platform_data = {
*/
static int pcm990_ohci_init(struct device *dev)
{
- pxa_gpio_mode(PCM990_USB_OVERCURRENT);
- pxa_gpio_mode(PCM990_USB_PWR_EN);
/*
* disable USB port 2 and 3
* power sense is active low
@@ -269,23 +365,27 @@ static struct pxaohci_platform_data pcm990_ohci_platform_data = {
* PXA27x Camera specific stuff
*/
#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
+static unsigned long pcm990_camera_pin_config[] = {
+ /* CIF */
+ GPIO98_CIF_DD_0,
+ GPIO105_CIF_DD_1,
+ GPIO104_CIF_DD_2,
+ GPIO103_CIF_DD_3,
+ GPIO95_CIF_DD_4,
+ GPIO94_CIF_DD_5,
+ GPIO93_CIF_DD_6,
+ GPIO108_CIF_DD_7,
+ GPIO107_CIF_DD_8,
+ GPIO106_CIF_DD_9,
+ GPIO42_CIF_MCLK,
+ GPIO45_CIF_PCLK,
+ GPIO43_CIF_FV,
+ GPIO44_CIF_LV,
+};
+
static int pcm990_pxacamera_init(struct device *dev)
{
- pxa_gpio_mode(GPIO98_CIF_DD_0_MD);
- pxa_gpio_mode(GPIO105_CIF_DD_1_MD);
- pxa_gpio_mode(GPIO104_CIF_DD_2_MD);
- pxa_gpio_mode(GPIO103_CIF_DD_3_MD);
- pxa_gpio_mode(GPIO95_CIF_DD_4_MD);
- pxa_gpio_mode(GPIO94_CIF_DD_5_MD);
- pxa_gpio_mode(GPIO93_CIF_DD_6_MD);
- pxa_gpio_mode(GPIO108_CIF_DD_7_MD);
- pxa_gpio_mode(GPIO107_CIF_DD_8_MD);
- pxa_gpio_mode(GPIO106_CIF_DD_9_MD);
- pxa_gpio_mode(GPIO42_CIF_MCLK_MD);
- pxa_gpio_mode(GPIO45_CIF_PCLK_MD);
- pxa_gpio_mode(GPIO43_CIF_FV_MD);
- pxa_gpio_mode(GPIO44_CIF_LV_MD);
-
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_camera_pin_config));
return 0;
}
@@ -333,36 +433,6 @@ static struct i2c_board_info __initdata pcm990_i2c_devices[] = {
#endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */
/*
- * AC97 support
- * Note: The connected AC97 mixer also reports interrupts at PCM990_AC97_IRQ
- */
-static struct resource pxa27x_ac97_resources[] = {
- [0] = {
- .start = 0x40500000,
- .end = 0x40500000 + 0xfff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_AC97,
- .end = IRQ_AC97,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static u64 pxa_ac97_dmamask = 0xffffffffUL;
-
-static struct platform_device pxa27x_device_ac97 = {
- .name = "pxa2xx-ac97",
- .id = -1,
- .dev = {
- .dma_mask = &pxa_ac97_dmamask,
- .coherent_dma_mask = 0xffffffff,
- },
- .num_resources = ARRAY_SIZE(pxa27x_ac97_resources),
- .resource = pxa27x_ac97_resources,
-};
-
-/*
* enable generic access to the base board control CPLDs U6 and U7
*/
static struct map_desc pcm990_io_desc[] __initdata = {
@@ -387,13 +457,18 @@ static struct map_desc pcm990_io_desc[] __initdata = {
*/
void __init pcm990_baseboard_init(void)
{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_pin_config));
+
/* register CPLD access */
- iotable_init(pcm990_io_desc, ARRAY_SIZE(pcm990_io_desc));
+ iotable_init(ARRAY_AND_SIZE(pcm990_io_desc));
/* register CPLD's IRQ controller */
pcm990_init_irq();
- platform_device_register(&pxa27x_device_ac97);
+#ifndef CONFIG_PCM990_DISPLAY_NONE
+ set_pxa_fb_info(&pcm990_fbinfo);
+#endif
+ platform_device_register(&pcm990_backlight_device);
/* MMC */
pxa_set_mci_info(&pcm990_mci_platform_data);
@@ -402,13 +477,13 @@ void __init pcm990_baseboard_init(void)
pxa_set_ohci_info(&pcm990_ohci_platform_data);
pxa_set_i2c_info(NULL);
+ pxa_set_ac97_info(NULL);
#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
pxa_set_camera_info(&pcm990_pxacamera_platform_data);
- i2c_register_board_info(0, pcm990_i2c_devices,
- ARRAY_SIZE(pcm990_i2c_devices));
+ i2c_register_board_info(0, ARRAY_AND_SIZE(pcm990_i2c_devices));
#endif
- printk(KERN_INFO"PCM-990 Evaluation baseboard initialized\n");
+ printk(KERN_INFO "PCM-990 Evaluation baseboard initialized\n");
}
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