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authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 08:49:49 +1100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 08:49:49 +1100
commitbb04af0e2e5bcd8d1a5d7f7d5c704f7eb328f241 (patch)
treefd67625ba9758dceff28dfca39127d7f07dae981 /arch/arm/mach-pxa/spitz.c
parent0affa456cb6da51a31a6dd76b3d8827f467f807d (diff)
parent0ff66f0c7a5f1f4f5a0d91341b6f71fd2a49f0fa (diff)
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Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (176 commits) [ARM] 4795/1: S3C244X: Add armclk and setparent call [ARM] 4794/1: S3C24XX: Comonise S3C2440 and S3C2442 clock code [ARM] 4793/1: S3C24XX: Add IRQ->GPIO pin mapping function [ARM] 4792/1: S3C24XX: Remove warnings from debug-macro.S [ARM] 4791/1: S3C2412: Make fclk a parent of msysclk [ARM] 4790/1: S3C2412: Fix parent selection for msysclk. [ARM] 4789/1: S3C2412: Add missing CLKDIVN register values [ARM] 4788/1: S3C24XX: Fix paramet to s3c2410_dma_ctrl if S3C2410_DMAF_AUTOSTART used. [ARM] 4787/1: S3C24XX: s3c2410_dma_request() should return the allocated channel number [ARM] 4786/1: S3C2412: Add SPI FIFO controll constants [ARM] 4785/1: S3C24XX: Add _SHIFT definitions for S3C2410_BANKCON registers [ARM] 4784/1: S3C24XX: Fix GPIO restore glitches [ARM] 4783/1: S3C24XX: Add s3c2410_gpio_getpull() [ARM] 4782/1: S3C24XX: Define FIQ_START for any FIQ users [ARM] 4781/1: S3C24XX: DMA suspend and resume support [ARM] 4780/1: S3C2412: Allow for seperate DMA channels for TX and RX [ARM] 4779/1: S3C2412: Add s3c2412_gpio_set_sleepcfg() call [ARM] 4778/1: S3C2412: Add armclk and init from DVS state [ARM] 4777/1: S3C24XX: Ensure clk_set_rate() checks the set_rate method for the clk [ARM] 4775/1: s3c2410: fix compilation error if only s3c2442 cpu is selected ...
Diffstat (limited to 'arch/arm/mach-pxa/spitz.c')
-rw-r--r--arch/arm/mach-pxa/spitz.c112
1 files changed, 104 insertions, 8 deletions
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 2d78199d24a..5078edeadf9 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -271,6 +271,55 @@ static struct platform_device spitzled_device = {
/*
* Spitz Touch Screen Device
*/
+
+static unsigned long (*get_hsync_invperiod)(struct device *dev);
+
+static void inline sharpsl_wait_sync(int gpio)
+{
+ while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
+ while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
+}
+
+static struct device *spitz_pxafb_dev;
+
+static int is_pxafb_device(struct device * dev, void * data)
+{
+ struct platform_device *pdev = container_of(dev, struct platform_device, dev);
+
+ return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
+}
+
+static unsigned long spitz_get_hsync_invperiod(void)
+{
+#ifdef CONFIG_FB_PXA
+ if (!spitz_pxafb_dev) {
+ spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
+ if (!spitz_pxafb_dev)
+ return 0;
+ }
+ if (!get_hsync_invperiod)
+ get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
+ if (!get_hsync_invperiod)
+#endif
+ return 0;
+
+ return get_hsync_invperiod(spitz_pxafb_dev);
+}
+
+static void spitz_put_hsync(void)
+{
+ put_device(spitz_pxafb_dev);
+ if (get_hsync_invperiod)
+ symbol_put(pxafb_get_hsync_time);
+ spitz_pxafb_dev = NULL;
+ get_hsync_invperiod = NULL;
+}
+
+static void spitz_wait_hsync(void)
+{
+ sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
+}
+
static struct resource spitzts_resources[] = {
[0] = {
.start = SPITZ_IRQ_GPIO_TP_INT,
@@ -280,9 +329,9 @@ static struct resource spitzts_resources[] = {
};
static struct corgits_machinfo spitz_ts_machinfo = {
- .get_hsync_len = spitz_get_hsync_len,
- .put_hsync = spitz_put_hsync,
- .wait_hsync = spitz_wait_hsync,
+ .get_hsync_invperiod = spitz_get_hsync_invperiod,
+ .put_hsync = spitz_put_hsync,
+ .wait_hsync = spitz_wait_hsync,
};
static struct platform_device spitzts_device = {
@@ -325,12 +374,10 @@ static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, vo
err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
"MMC card detect", data);
- if (err) {
+ if (err)
printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
- return -1;
- }
- return 0;
+ return err;
}
static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
@@ -423,6 +470,14 @@ static struct pxaficp_platform_data spitz_ficp_platform_data = {
* Spitz PXA Framebuffer
*/
+static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
+{
+ if (on)
+ corgi_lcdtg_hw_init(var->xres);
+ else
+ corgi_lcdtg_suspend();
+}
+
static struct pxafb_mode_info spitz_pxafb_modes[] = {
{
.pixclock = 19231,
@@ -520,6 +575,27 @@ static void __init common_init(void)
set_pxa_fb_info(&spitz_pxafb_info);
}
+#if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
+static void spitz_bl_set_intensity(int intensity)
+{
+ if (intensity > 0x10)
+ intensity += 0x10;
+
+ /* Bits 0-4 are accessed via the SSP interface */
+ corgi_ssp_blduty_set(intensity & 0x1f);
+
+ /* Bit 5 is via SCOOP */
+ if (intensity & 0x0020)
+ reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
+ else
+ set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
+
+ if (intensity)
+ set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
+ else
+ reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
+}
+
static void __init spitz_init(void)
{
platform_scoop_config = &spitz_pcmcia_config;
@@ -530,6 +606,7 @@ static void __init spitz_init(void)
platform_device_register(&spitzscoop2_device);
}
+#endif
#ifdef CONFIG_MACH_AKITA
/*
@@ -542,6 +619,26 @@ struct platform_device akitaioexp_device = {
EXPORT_SYMBOL_GPL(akitaioexp_device);
+static void akita_bl_set_intensity(int intensity)
+{
+ if (intensity > 0x10)
+ intensity += 0x10;
+
+ /* Bits 0-4 are accessed via the SSP interface */
+ corgi_ssp_blduty_set(intensity & 0x1f);
+
+ /* Bit 5 is via IO-Expander */
+ if (intensity & 0x0020)
+ akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
+ else
+ akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
+
+ if (intensity)
+ akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
+ else
+ akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
+}
+
static void __init akita_init(void)
{
spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
@@ -558,7 +655,6 @@ static void __init akita_init(void)
}
#endif
-
static void __init fixup_spitz(struct machine_desc *desc,
struct tag *tags, char **cmdline, struct meminfo *mi)
{