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Diffstat (limited to 'arch/arm/mach-pxa/pcm990-baseboard.c')
-rw-r--r--arch/arm/mach-pxa/pcm990-baseboard.c105
1 files changed, 65 insertions, 40 deletions
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index abab4e2b122..2897da2a5df 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -26,16 +26,17 @@
#include <linux/i2c/pxa-i2c.h>
#include <linux/pwm_backlight.h>
+#include <media/mt9v022.h>
#include <media/soc_camera.h>
-#include <mach/camera.h>
+#include <linux/platform_data/camera-pxa.h>
#include <asm/mach/map.h>
#include <mach/pxa27x.h>
#include <mach/audio.h>
-#include <mach/mmc.h>
-#include <mach/ohci.h>
+#include <linux/platform_data/mmc-pxamci.h>
+#include <linux/platform_data/usb-ohci-pxa27x.h>
#include <mach/pcm990_baseboard.h>
-#include <mach/pxafb.h>
+#include <linux/platform_data/video-pxafb.h>
#include "devices.h"
#include "generic.h"
@@ -65,6 +66,18 @@ static unsigned long pcm990_pin_config[] __initdata = {
GPIO31_AC97_SYNC,
};
+static void __iomem *pcm990_cpld_base;
+
+static u8 pcm990_cpld_readb(unsigned int reg)
+{
+ return readb(pcm990_cpld_base + reg);
+}
+
+static void pcm990_cpld_writeb(u8 value, unsigned int reg)
+{
+ writeb(value, pcm990_cpld_base + reg);
+}
+
/*
* pcm990_lcd_power - control power supply to the LCD
* @on: 0 = switch off, 1 = switch on
@@ -78,13 +91,13 @@ static void pcm990_lcd_power(int on, struct fb_var_screeninfo *var)
/* enable LCD-Latches
* power on LCD
*/
- __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) =
- PCM990_CTRL_LCDPWR + PCM990_CTRL_LCDON;
+ pcm990_cpld_writeb(PCM990_CTRL_LCDPWR + PCM990_CTRL_LCDON,
+ PCM990_CTRL_REG3);
} else {
/* disable LCD-Latches
* power off LCD
*/
- __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) = 0x00;
+ pcm990_cpld_writeb(0, PCM990_CTRL_REG3);
}
}
#endif
@@ -140,6 +153,7 @@ static struct platform_pwm_backlight_data pcm990_backlight_data = {
.max_brightness = 1023,
.dft_brightness = 1023,
.pwm_period_ns = 78770,
+ .enable_gpio = -1,
};
static struct platform_device pcm990_backlight_device = {
@@ -243,15 +257,26 @@ static unsigned long pcm990_irq_enabled;
static void pcm990_mask_ack_irq(struct irq_data *d)
{
int pcm990_irq = (d->irq - PCM027_IRQ(0));
- PCM990_INTMSKENA = (pcm990_irq_enabled &= ~(1 << pcm990_irq));
+
+ pcm990_irq_enabled &= ~(1 << pcm990_irq);
+
+ pcm990_cpld_writeb(pcm990_irq_enabled, PCM990_CTRL_INTMSKENA);
}
static void pcm990_unmask_irq(struct irq_data *d)
{
int pcm990_irq = (d->irq - PCM027_IRQ(0));
+ u8 val;
+
/* the irq can be acknowledged only if deasserted, so it's done here */
- PCM990_INTSETCLR |= 1 << pcm990_irq;
- PCM990_INTMSKENA = (pcm990_irq_enabled |= (1 << pcm990_irq));
+
+ pcm990_irq_enabled |= (1 << pcm990_irq);
+
+ val = pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
+ val |= 1 << pcm990_irq;
+ pcm990_cpld_writeb(val, PCM990_CTRL_INTSETCLR);
+
+ pcm990_cpld_writeb(pcm990_irq_enabled, PCM990_CTRL_INTMSKENA);
}
static struct irq_chip pcm990_irq_chip = {
@@ -261,7 +286,10 @@ static struct irq_chip pcm990_irq_chip = {
static void pcm990_irq_handler(unsigned int irq, struct irq_desc *desc)
{
- unsigned long pending = (~PCM990_INTSETCLR) & pcm990_irq_enabled;
+ unsigned long pending;
+
+ pending = ~pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
+ pending &= pcm990_irq_enabled;
do {
/* clear our parent IRQ */
@@ -270,7 +298,8 @@ static void pcm990_irq_handler(unsigned int irq, struct irq_desc *desc)
irq = PCM027_IRQ(0) + __ffs(pending);
generic_handle_irq(irq);
}
- pending = (~PCM990_INTSETCLR) & pcm990_irq_enabled;
+ pending = ~pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
+ pending &= pcm990_irq_enabled;
} while (pending);
}
@@ -285,8 +314,9 @@ static void __init pcm990_init_irq(void)
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
}
- PCM990_INTMSKENA = 0x00; /* disable all Interrupts */
- PCM990_INTSETCLR = 0xFF;
+ /* disable all Interrupts */
+ pcm990_cpld_writeb(0x0, PCM990_CTRL_INTMSKENA);
+ pcm990_cpld_writeb(0xff, PCM990_CTRL_INTSETCLR);
irq_set_chained_handler(PCM990_CTRL_INT_IRQ, pcm990_irq_handler);
irq_set_irq_type(PCM990_CTRL_INT_IRQ, PCM990_CTRL_INT_IRQ_EDGE);
@@ -297,7 +327,7 @@ static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int,
{
int err;
- err = request_irq(PCM027_MMCDET_IRQ, mci_detect_int, IRQF_DISABLED,
+ err = request_irq(PCM027_MMCDET_IRQ, mci_detect_int, 0,
"MMC card detect", data);
if (err)
printk(KERN_ERR "pcm990_mci_init: MMC/SD: can't request MMC "
@@ -306,16 +336,20 @@ static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int,
return err;
}
-static void pcm990_mci_setpower(struct device *dev, unsigned int vdd)
+static int pcm990_mci_setpower(struct device *dev, unsigned int vdd)
{
struct pxamci_platform_data *p_d = dev->platform_data;
+ u8 val;
+
+ val = pcm990_cpld_readb(PCM990_CTRL_REG5);
if ((1 << vdd) & p_d->ocr_mask)
- __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG5) =
- PCM990_CTRL_MMC2PWR;
+ val |= PCM990_CTRL_MMC2PWR;
else
- __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG5) =
- ~PCM990_CTRL_MMC2PWR;
+ val &= ~PCM990_CTRL_MMC2PWR;
+
+ pcm990_cpld_writeb(PCM990_CTRL_MMC2PWR, PCM990_CTRL_REG5);
+ return 0;
}
static void pcm990_mci_exit(struct device *dev, void *data)
@@ -375,7 +409,7 @@ struct pxacamera_platform_data pcm990_pxacamera_platform_data = {
.mclk_10khz = 1000,
};
-#include <linux/i2c/pca953x.h>
+#include <linux/platform_data/pca953x.h>
static struct pca953x_platform_data pca9536_data = {
.gpio_base = PXA_NR_BUILTIN_GPIO,
@@ -437,6 +471,10 @@ static struct i2c_board_info __initdata pcm990_i2c_devices[] = {
},
};
+static struct mt9v022_platform_data mt9v022_pdata = {
+ .y_skip_top = 1,
+};
+
static struct i2c_board_info pcm990_camera_i2c[] = {
{
I2C_BOARD_INFO("mt9v022", 0x48),
@@ -449,6 +487,7 @@ static struct soc_camera_link iclink[] = {
{
.bus_id = 0, /* Must match with the camera ID */
.board_info = &pcm990_camera_i2c[0],
+ .priv = &mt9v022_pdata,
.i2c_adapter_id = 0,
.query_bus_param = pcm990_camera_query_bus_param,
.set_bus_param = pcm990_camera_set_bus_param,
@@ -481,23 +520,6 @@ static struct platform_device pcm990_camera[] = {
#endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */
/*
- * enable generic access to the base board control CPLDs U6 and U7
- */
-static struct map_desc pcm990_io_desc[] __initdata = {
- {
- .virtual = PCM990_CTRL_BASE,
- .pfn = __phys_to_pfn(PCM990_CTRL_PHYS),
- .length = PCM990_CTRL_SIZE,
- .type = MT_DEVICE /* CPLD */
- }, {
- .virtual = PCM990_CF_PLD_BASE,
- .pfn = __phys_to_pfn(PCM990_CF_PLD_PHYS),
- .length = PCM990_CF_PLD_SIZE,
- .type = MT_DEVICE /* CPLD */
- }
-};
-
-/*
* system init for baseboard usage. Will be called by pcm027 init.
*
* Add platform devices present on this baseboard and init
@@ -507,8 +529,11 @@ void __init pcm990_baseboard_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_pin_config));
- /* register CPLD access */
- iotable_init(ARRAY_AND_SIZE(pcm990_io_desc));
+ pcm990_cpld_base = ioremap(PCM990_CTRL_PHYS, PCM990_CTRL_SIZE);
+ if (!pcm990_cpld_base) {
+ pr_err("pcm990: failed to ioremap cpld\n");
+ return;
+ }
/* register CPLD's IRQ controller */
pcm990_init_irq();
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 07:52:53 +0000