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-rw-r--r--arch/arm/mach-pxa/Kconfig59
-rw-r--r--arch/arm/mach-pxa/Makefile5
-rw-r--r--arch/arm/mach-pxa/clock.c5
-rw-r--r--arch/arm/mach-pxa/clock.h12
-rw-r--r--arch/arm/mach-pxa/cm-x270-pci.c26
-rw-r--r--arch/arm/mach-pxa/cm-x270.c9
-rw-r--r--arch/arm/mach-pxa/corgi.c1
-rw-r--r--arch/arm/mach-pxa/corgi_pm.c7
-rw-r--r--arch/arm/mach-pxa/devices.c116
-rw-r--r--arch/arm/mach-pxa/devices.h9
-rw-r--r--arch/arm/mach-pxa/em-x270.c10
-rw-r--r--arch/arm/mach-pxa/generic.c17
-rw-r--r--arch/arm/mach-pxa/irq.c1
-rw-r--r--arch/arm/mach-pxa/lpd270.c55
-rw-r--r--arch/arm/mach-pxa/lubbock.c8
-rw-r--r--arch/arm/mach-pxa/magician.c69
-rw-r--r--arch/arm/mach-pxa/mainstone.c71
-rw-r--r--arch/arm/mach-pxa/mfp-pxa2xx.c1
-rw-r--r--arch/arm/mach-pxa/pcm990-baseboard.c131
-rw-r--r--arch/arm/mach-pxa/poodle.c1
-rw-r--r--arch/arm/mach-pxa/pwm.c319
-rw-r--r--arch/arm/mach-pxa/pxa25x.c19
-rw-r--r--arch/arm/mach-pxa/pxa27x.c12
-rw-r--r--arch/arm/mach-pxa/pxa2xx.c46
-rw-r--r--arch/arm/mach-pxa/pxa3xx.c8
-rw-r--r--arch/arm/mach-pxa/spitz_pm.c7
-rw-r--r--arch/arm/mach-pxa/standby.S83
-rw-r--r--arch/arm/mach-pxa/trizeps4.c12
-rw-r--r--arch/arm/mach-pxa/zylonite.c28
-rw-r--r--arch/arm/mach-pxa/zylonite_pxa300.c4
-rw-r--r--arch/arm/mach-pxa/zylonite_pxa320.c2
31 files changed, 864 insertions, 289 deletions
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 5da7a6820492..914bb33dab92 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -20,8 +20,7 @@ endmenu
endif
-choice
- prompt "Select target board"
+menu "Select target boards"
config ARCH_GUMSTIX
bool "Gumstix XScale boards"
@@ -37,10 +36,12 @@ config ARCH_LUBBOCK
config MACH_LOGICPD_PXA270
bool "LogicPD PXA270 Card Engine Development Platform"
select PXA27x
+ select HAVE_PWM
config MACH_MAINSTONE
bool "Intel HCDDBBVA0 Development Platform"
select PXA27x
+ select HAVE_PWM
config ARCH_PXA_IDP
bool "Accelent Xscale IDP"
@@ -116,6 +117,7 @@ config MACH_COLIBRI
config MACH_ZYLONITE
bool "PXA3xx Development Platform"
select PXA3xx
+ select HAVE_PWM
config MACH_LITTLETON
bool "PXA3xx Form Factor Platform (aka Littleton)"
@@ -138,7 +140,7 @@ config MACH_PCM027
select PXA27x
select IWMMXT
-endchoice
+endmenu
choice
prompt "Used baseboard"
@@ -146,25 +148,24 @@ choice
config MACH_PCM990_BASEBOARD
bool "PHYTEC PCM-990 development board"
+ select HAVE_PWM
endchoice
-if PXA_SHARPSL
-
choice
- prompt "Select target Sharp Zaurus device range"
+ prompt "display on pcm990"
+ depends on MACH_PCM990_BASEBOARD
-config PXA_SHARPSL_25x
- bool "Sharp PXA25x models (SL-5600, SL-C7xx and SL-C6000x)"
- select PXA25x
+config PCM990_DISPLAY_SHARP
+ bool "sharp lq084v1dg21 stn display"
-config PXA_SHARPSL_27x
- bool "Sharp PXA270 models (SL-Cxx00)"
- select PXA27x
+config PCM990_DISPLAY_NEC
+ bool "nec nl6448bc20_18d tft display"
-endchoice
+config PCM990_DISPLAY_NONE
+ bool "no display"
-endif
+endchoice
if ARCH_GUMSTIX
@@ -199,28 +200,33 @@ endmenu
config MACH_POODLE
bool "Enable Sharp SL-5600 (Poodle) Support"
- depends on PXA_SHARPSL_25x
+ depends on PXA_SHARPSL
+ select PXA25x
select SHARP_LOCOMO
select PXA_SSP
config MACH_CORGI
bool "Enable Sharp SL-C700 (Corgi) Support"
- depends on PXA_SHARPSL_25x
+ depends on PXA_SHARPSL
+ select PXA25x
select PXA_SHARP_C7xx
config MACH_SHEPHERD
bool "Enable Sharp SL-C750 (Shepherd) Support"
- depends on PXA_SHARPSL_25x
+ depends on PXA_SHARPSL
+ select PXA25x
select PXA_SHARP_C7xx
config MACH_HUSKY
bool "Enable Sharp SL-C760 (Husky) Support"
- depends on PXA_SHARPSL_25x
+ depends on PXA_SHARPSL
+ select PXA25x
select PXA_SHARP_C7xx
config MACH_AKITA
bool "Enable Sharp SL-1000 (Akita) Support"
- depends on PXA_SHARPSL_27x
+ depends on PXA_SHARPSL
+ select PXA27x
select PXA_SHARP_Cxx00
select MACH_SPITZ
select I2C
@@ -228,17 +234,20 @@ config MACH_AKITA
config MACH_SPITZ
bool "Enable Sharp Zaurus SL-3000 (Spitz) Support"
- depends on PXA_SHARPSL_27x
+ depends on PXA_SHARPSL
+ select PXA27x
select PXA_SHARP_Cxx00
config MACH_BORZOI
bool "Enable Sharp Zaurus SL-3100 (Borzoi) Support"
- depends on PXA_SHARPSL_27x
+ depends on PXA_SHARPSL
+ select PXA27x
select PXA_SHARP_Cxx00
config MACH_TOSA
bool "Enable Sharp SL-6000x (Tosa) Support"
- depends on PXA_SHARPSL_25x
+ depends on PXA_SHARPSL
+ select PXA25x
config PXA25x
bool
@@ -273,4 +282,10 @@ config PXA_SSP
tristate
help
Enable support for PXA2xx SSP ports
+
+config PXA_PWM
+ tristate
+ default BACKLIGHT_PWM
+ help
+ Enable support for PXA2xx/PXA3xx PWM controllers
endif
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index 0e6d05bb81aa..c4dfbe87fc4e 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -10,10 +10,11 @@ obj-$(CONFIG_CPU_FREQ) += cpu-pxa.o
# Generic drivers that other drivers may depend upon
obj-$(CONFIG_PXA_SSP) += ssp.o
+obj-$(CONFIG_PXA_PWM) += pwm.o
# SoC-specific code
-obj-$(CONFIG_PXA25x) += mfp-pxa2xx.o pxa25x.o
-obj-$(CONFIG_PXA27x) += mfp-pxa2xx.o pxa27x.o
+obj-$(CONFIG_PXA25x) += mfp-pxa2xx.o pxa2xx.o pxa25x.o
+obj-$(CONFIG_PXA27x) += mfp-pxa2xx.o pxa2xx.o pxa27x.o
obj-$(CONFIG_PXA3xx) += mfp-pxa3xx.o pxa3xx.o smemc.o
obj-$(CONFIG_CPU_PXA300) += pxa300.o
obj-$(CONFIG_CPU_PXA320) += pxa320.o
diff --git a/arch/arm/mach-pxa/clock.c b/arch/arm/mach-pxa/clock.c
index e97dc59813c8..b4d04955dcb0 100644
--- a/arch/arm/mach-pxa/clock.c
+++ b/arch/arm/mach-pxa/clock.c
@@ -12,7 +12,7 @@
#include <linux/platform_device.h>
#include <linux/delay.h>
-#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/hardware.h>
@@ -47,6 +47,9 @@ struct clk *clk_get(struct device *dev, const char *id)
clk = p;
mutex_unlock(&clocks_mutex);
+ if (!IS_ERR(clk) && clk->ops == NULL)
+ clk = clk->other;
+
return clk;
}
EXPORT_SYMBOL(clk_get);
diff --git a/arch/arm/mach-pxa/clock.h b/arch/arm/mach-pxa/clock.h
index bc6b77e1592e..83cbfaba485d 100644
--- a/arch/arm/mach-pxa/clock.h
+++ b/arch/arm/mach-pxa/clock.h
@@ -15,6 +15,7 @@ struct clk {
unsigned int cken;
unsigned int delay;
unsigned int enabled;
+ struct clk *other;
};
#define INIT_CKEN(_name, _cken, _rate, _delay, _dev) \
@@ -35,6 +36,17 @@ struct clk {
.cken = CKEN_##_cken, \
}
+/*
+ * This is a placeholder to alias one clock device+name pair
+ * to another struct clk.
+ */
+#define INIT_CKOTHER(_name, _other, _dev) \
+ { \
+ .name = _name, \
+ .dev = _dev, \
+ .other = _other, \
+ }
+
extern const struct clkops clk_cken_ops;
void clk_cken_enable(struct clk *clk);
diff --git a/arch/arm/mach-pxa/cm-x270-pci.c b/arch/arm/mach-pxa/cm-x270-pci.c
index ac7f05f9f3eb..319c9ff3ab9a 100644
--- a/arch/arm/mach-pxa/cm-x270-pci.c
+++ b/arch/arm/mach-pxa/cm-x270-pci.c
@@ -41,18 +41,20 @@ void __init cmx270_pci_adjust_zones(int node, unsigned long *zone_size,
{
unsigned int sz = SZ_64M >> PAGE_SHIFT;
- pr_info("Adjusting zones for CM-x270\n");
-
- /*
- * Only adjust if > 64M on current system
- */
- if (node || (zone_size[0] <= sz))
- return;
-
- zone_size[1] = zone_size[0] - sz;
- zone_size[0] = sz;
- zhole_size[1] = zhole_size[0];
- zhole_size[0] = 0;
+ if (machine_is_armcore()) {
+ pr_info("Adjusting zones for CM-x270\n");
+
+ /*
+ * Only adjust if > 64M on current system
+ */
+ if (node || (zone_size[0] <= sz))
+ return;
+
+ zone_size[1] = zone_size[0] - sz;
+ zone_size[0] = sz;
+ zhole_size[1] = zhole_size[0];
+ zhole_size[0] = 0;
+ }
}
static void cmx270_it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c
index f5851d1adc25..01b9964acec1 100644
--- a/arch/arm/mach-pxa/cm-x270.c
+++ b/arch/arm/mach-pxa/cm-x270.c
@@ -31,6 +31,7 @@
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
+#include <asm/arch/audio.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/ohci.h>
#include <asm/arch/mmc.h>
@@ -81,12 +82,6 @@ static struct platform_device cmx270_device_dm9k = {
}
};
-/* audio device */
-static struct platform_device cmx270_audio_device = {
- .name = "pxa2xx-ac97",
- .id = -1,
-};
-
/* touchscreen controller */
static struct platform_device cmx270_ts_device = {
.name = "ucb1400_ts",
@@ -219,7 +214,6 @@ static struct platform_device cmx270_ata = {
/* platform devices */
static struct platform_device *platform_devices[] __initdata = {
&cmx270_device_dm9k,
- &cmx270_audio_device,
&cmx270_rtc_device,
&cmx270_2700G,
&cmx270_led_device,
@@ -594,6 +588,7 @@ static void __init cmx270_init(void)
/* register CM-X270 platform devices */
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+ pxa_set_ac97_info(NULL);
/* set MCI and OHCI platform parameters */
pxa_set_mci_info(&cmx270_mci_platform_data);
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index b757dd756655..b37671b71886 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -36,6 +36,7 @@
#include <asm/mach/irq.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/irda.h>
#include <asm/arch/mmc.h>
diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c
index 0a85f706e887..e91c0f26c412 100644
--- a/arch/arm/mach-pxa/corgi_pm.c
+++ b/arch/arm/mach-pxa/corgi_pm.c
@@ -26,6 +26,7 @@
#include <asm/arch/sharpsl.h>
#include <asm/arch/corgi.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include "sharpsl.h"
@@ -204,7 +205,9 @@ static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
.read_devdata = corgipm_read_devdata,
.charger_wakeup = corgi_charger_wakeup,
.should_wakeup = corgi_should_wakeup,
+#ifdef CONFIG_BACKLIGHT_CORGI
.backlight_limit = corgibl_limit_intensity,
+#endif
.charge_on_volt = SHARPSL_CHARGE_ON_VOLT,
.charge_on_temp = SHARPSL_CHARGE_ON_TEMP,
.charge_acin_high = SHARPSL_CHARGE_ON_ACIN_HIGH,
@@ -226,6 +229,10 @@ static int __devinit corgipm_init(void)
{
int ret;
+ if (!machine_is_corgi() && !machine_is_shepherd()
+ && !machine_is_husky())
+ return -ENODEV;
+
corgipm_device = platform_device_alloc("sharpsl-pm", -1);
if (!corgipm_device)
return -ENOMEM;
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index d6c05b6eab35..a6f2390ce662 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -10,11 +10,14 @@
#include <asm/arch/mmc.h>
#include <asm/arch/irda.h>
#include <asm/arch/i2c.h>
+#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/ohci.h>
#include <asm/arch/pxa27x_keypad.h>
#include <asm/arch/camera.h>
+#include <asm/arch/audio.h>
#include "devices.h"
+#include "generic.h"
void __init pxa_register_device(struct platform_device *dev, void *data)
{
@@ -91,8 +94,19 @@ static struct resource pxa2xx_udc_resources[] = {
static u64 udc_dma_mask = ~(u32)0;
-struct platform_device pxa_device_udc = {
- .name = "pxa2xx-udc",
+struct platform_device pxa25x_device_udc = {
+ .name = "pxa25x-udc",
+ .id = -1,
+ .resource = pxa2xx_udc_resources,
+ .num_resources = ARRAY_SIZE(pxa2xx_udc_resources),
+ .dev = {
+ .platform_data = &pxa_udc_info,
+ .dma_mask = &udc_dma_mask,
+ }
+};
+
+struct platform_device pxa27x_device_udc = {
+ .name = "pxa27x-udc",
.id = -1,
.resource = pxa2xx_udc_resources,
.num_resources = ARRAY_SIZE(pxa2xx_udc_resources),
@@ -233,8 +247,15 @@ struct platform_device pxa_device_i2c = {
.num_resources = ARRAY_SIZE(pxai2c_resources),
};
+static unsigned long pxa27x_i2c_mfp_cfg[] = {
+ GPIO117_I2C_SCL,
+ GPIO118_I2C_SDA,
+};
+
void __init pxa_set_i2c_info(struct i2c_pxa_platform_data *info)
{
+ if (cpu_is_pxa27x())
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(pxa27x_i2c_mfp_cfg));
pxa_register_device(&pxa_device_i2c, info);
}
@@ -278,8 +299,69 @@ struct platform_device pxa_device_rtc = {
.id = -1,
};
+static struct resource pxa_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;
+
+struct platform_device pxa_device_ac97 = {
+ .name = "pxa2xx-ac97",
+ .id = -1,
+ .dev = {
+ .dma_mask = &pxa_ac97_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(pxa_ac97_resources),
+ .resource = pxa_ac97_resources,
+};
+
+void __init pxa_set_ac97_info(pxa2xx_audio_ops_t *ops)
+{
+ pxa_register_device(&pxa_device_ac97, ops);
+}
+
#ifdef CONFIG_PXA25x
+static struct resource pxa25x_resource_pwm0[] = {
+ [0] = {
+ .start = 0x40b00000,
+ .end = 0x40b0000f,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device pxa25x_device_pwm0 = {
+ .name = "pxa25x-pwm",
+ .id = 0,
+ .resource = pxa25x_resource_pwm0,
+ .num_resources = ARRAY_SIZE(pxa25x_resource_pwm0),
+};
+
+static struct resource pxa25x_resource_pwm1[] = {
+ [0] = {
+ .start = 0x40c00000,
+ .end = 0x40c0000f,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device pxa25x_device_pwm1 = {
+ .name = "pxa25x-pwm",
+ .id = 1,
+ .resource = pxa25x_resource_pwm1,
+ .num_resources = ARRAY_SIZE(pxa25x_resource_pwm1),
+};
+
static u64 pxa25x_ssp_dma_mask = DMA_BIT_MASK(32);
static struct resource pxa25x_resource_ssp[] = {
@@ -568,6 +650,36 @@ struct platform_device pxa27x_device_ssp3 = {
.num_resources = ARRAY_SIZE(pxa27x_resource_ssp3),
};
+static struct resource pxa27x_resource_pwm0[] = {
+ [0] = {
+ .start = 0x40b00000,
+ .end = 0x40b0001f,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device pxa27x_device_pwm0 = {
+ .name = "pxa27x-pwm",
+ .id = 0,
+ .resource = pxa27x_resource_pwm0,
+ .num_resources = ARRAY_SIZE(pxa27x_resource_pwm0),
+};
+
+static struct resource pxa27x_resource_pwm1[] = {
+ [0] = {
+ .start = 0x40c00000,
+ .end = 0x40c0001f,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device pxa27x_device_pwm1 = {
+ .name = "pxa27x-pwm",
+ .id = 1,
+ .resource = pxa27x_resource_pwm1,
+ .num_resources = ARRAY_SIZE(pxa27x_resource_pwm1),
+};
+
static struct resource pxa27x_resource_camera[] = {
[0] = {
.start = 0x50000000,
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index fcab017f27ee..b852eb18daa5 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -1,7 +1,8 @@
extern struct platform_device pxa_device_mci;
extern struct platform_device pxa3xx_device_mci2;
extern struct platform_device pxa3xx_device_mci3;
-extern struct platform_device pxa_device_udc;
+extern struct platform_device pxa25x_device_udc;
+extern struct platform_device pxa27x_device_udc;
extern struct platform_device pxa_device_fb;
extern struct platform_device pxa_device_ffuart;
extern struct platform_device pxa_device_btuart;
@@ -11,6 +12,7 @@ extern struct platform_device pxa_device_i2c;
extern struct platform_device pxa_device_i2s;
extern struct platform_device pxa_device_ficp;
extern struct platform_device pxa_device_rtc;
+extern struct platform_device pxa_device_ac97;
extern struct platform_device pxa27x_device_i2c_power;
extern struct platform_device pxa27x_device_ohci;
@@ -24,4 +26,9 @@ extern struct platform_device pxa27x_device_ssp2;
extern struct platform_device pxa27x_device_ssp3;
extern struct platform_device pxa3xx_device_ssp4;
+extern struct platform_device pxa25x_device_pwm0;
+extern struct platform_device pxa25x_device_pwm1;
+extern struct platform_device pxa27x_device_pwm0;
+extern struct platform_device pxa27x_device_pwm1;
+
void __init pxa_register_device(struct platform_device *dev, void *data);
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index 9c57700ee5c2..1bf680749928 100644
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -24,6 +24,8 @@
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
+#include <asm/arch/pxa27x-udc.h>
+#include <asm/arch/audio.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/ohci.h>
#include <asm/arch/mmc.h>
@@ -72,12 +74,6 @@ static struct platform_device em_x270_dm9k = {
}
};
-/* audio device */
-static struct platform_device em_x270_audio = {
- .name = "pxa2xx-ac97",
- .id = -1,
-};
-
/* WM9712 touchscreen controller. Hopefully the driver will make it to
* the mainstream sometime */
static struct platform_device em_x270_ts = {
@@ -217,7 +213,6 @@ static struct platform_device em_x270_nand = {
/* platform devices */
static struct platform_device *platform_devices[] __initdata = {
&em_x270_dm9k,
- &em_x270_audio,
&em_x270_ts,
&em_x270_rtc,
&em_x270_nand,
@@ -325,6 +320,7 @@ static void __init em_x270_init(void)
/* register EM-X270 platform devices */
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+ pxa_set_ac97_info(NULL);
/* set MCI and OHCI platform parameters */
pxa_set_mci_info(&em_x270_mci_platform_data);
diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c
index 44617938f3f1..ca053226fba0 100644
--- a/arch/arm/mach-pxa/generic.c
+++ b/arch/arm/mach-pxa/generic.c
@@ -60,23 +60,6 @@ unsigned int get_memclk_frequency_10khz(void)
EXPORT_SYMBOL(get_memclk_frequency_10khz);
/*
- * Routine to safely enable or disable a clock in the CKEN
- */
-void __pxa_set_cken(int clock, int enable)
-{
- unsigned long flags;
- local_irq_save(flags);
-
- if (enable)
- CKEN |= (1 << clock);
- else
- CKEN &= ~(1 << clock);
-
- local_irq_restore(flags);
-}
-EXPORT_SYMBOL(__pxa_set_cken);
-
-/*
* Intel PXA2xx internal register mapping.
*
* Note 1: not all PXA2xx variants implement all those addresses.
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index a9a0c3fab159..fbff557bb225 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -21,7 +21,6 @@
#include <asm/irq.h>
#include <asm/mach/irq.h>
#include <asm/arch/pxa-regs.h>
-#include <asm/arch/pxa2xx-gpio.h>
#include "generic.h"
diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c
index a20e4b1649d6..cc1c4fa06145 100644
--- a/arch/arm/mach-pxa/lpd270.c
+++ b/arch/arm/mach-pxa/lpd270.c
@@ -23,6 +23,7 @@
#include <linux/ioport.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
+#include <linux/pwm_backlight.h>
#include <asm/types.h>
#include <asm/setup.h>
@@ -134,9 +135,12 @@ static struct sys_device lpd270_irq_device = {
static int __init lpd270_irq_device_init(void)
{
- int ret = sysdev_class_register(&lpd270_irq_sysclass);
- if (ret == 0)
- ret = sysdev_register(&lpd270_irq_device);
+ int ret = -ENODEV;
+ if (machine_is_logicpd_pxa270()) {
+ ret = sysdev_class_register(&lpd270_irq_sysclass);
+ if (ret == 0)
+ ret = sysdev_register(&lpd270_irq_device);
+ }
return ret;
}
@@ -164,11 +168,6 @@ static struct platform_device smc91x_device = {
.resource = smc91x_resources,
};
-static struct platform_device lpd270_audio_device = {
- .name = "pxa2xx-ac97",
- .id = -1,
-};
-
static struct resource lpd270_flash_resources[] = {
[0] = {
.start = PXA_CS0_PHYS,
@@ -233,21 +232,20 @@ static struct platform_device lpd270_flash_device[2] = {
},
};
-static void lpd270_backlight_power(int on)
-{
- if (on) {
- pxa_gpio_mode(GPIO16_PWM0_MD);
- pxa_set_cken(CKEN_PWM0, 1);
- PWM_CTRL0 = 0;
- PWM_PWDUTY0 = 0x3ff;
- PWM_PERVAL0 = 0x3ff;
- } else {
- PWM_CTRL0 = 0;
- PWM_PWDUTY0 = 0x0;
- PWM_PERVAL0 = 0x3FF;
- pxa_set_cken(CKEN_PWM0, 0);
- }
-}
+static struct platform_pwm_backlight_data lpd270_backlight_data = {
+ .pwm_id = 0,
+ .max_brightness = 1,
+ .dft_brightness = 1,
+ .pwm_period_ns = 78770,
+};
+
+static struct platform_device lpd270_backlight_device = {
+ .name = "pwm-backlight",
+ .dev = {
+ .parent = &pxa27x_device_pwm0.dev,
+ .platform_data = &lpd270_backlight_data,
+ },
+};
/* 5.7" TFT QVGA (LoLo display number 1) */
static struct pxafb_mode_info sharp_lq057q3dc02_mode = {
@@ -269,7 +267,6 @@ static struct pxafb_mach_info sharp_lq057q3dc02 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
- .pxafb_backlight_power = lpd270_backlight_power,
};
/* 12.1" TFT SVGA (LoLo display number 2) */
@@ -292,7 +289,6 @@ static struct pxafb_mach_info sharp_lq121s1dg31 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
- .pxafb_backlight_power = lpd270_backlight_power,
};
/* 3.6" TFT QVGA (LoLo display number 3) */
@@ -315,7 +311,6 @@ static struct pxafb_mach_info sharp_lq036q1da01 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
- .pxafb_backlight_power = lpd270_backlight_power,
};
/* 6.4" TFT VGA (LoLo display number 5) */
@@ -338,7 +333,6 @@ static struct pxafb_mach_info sharp_lq64d343 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
- .pxafb_backlight_power = lpd270_backlight_power,
};
/* 10.4" TFT VGA (LoLo display number 7) */
@@ -361,7 +355,6 @@ static struct pxafb_mach_info sharp_lq10d368 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
- .pxafb_backlight_power = lpd270_backlight_power,
};
/* 3.5" TFT QVGA (LoLo display number 8) */
@@ -384,7 +377,6 @@ static struct pxafb_mach_info sharp_lq035q7db02_20 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
- .pxafb_backlight_power = lpd270_backlight_power,
};
static struct pxafb_mach_info *lpd270_lcd_to_use;
@@ -414,7 +406,7 @@ __setup("lcd=", lpd270_set_lcd);
static struct platform_device *platform_devices[] __initdata = {
&smc91x_device,
- &lpd270_audio_device,
+ &lpd270_backlight_device,
&lpd270_flash_device[0],
&lpd270_flash_device[1],
};
@@ -454,9 +446,12 @@ static void __init lpd270_init(void)
* On LogicPD PXA270, we route AC97_SYSCLK via GPIO45.
*/
pxa_gpio_mode(GPIO45_SYSCLK_AC97_MD);
+ pxa_gpio_mode(GPIO16_PWM0_MD);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+ pxa_set_ac97_info(NULL);
+
if (lpd270_lcd_to_use != NULL)
set_pxa_fb_info(lpd270_lcd_to_use);
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index 7b9bdd0c6665..a3fae4139203 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -43,6 +43,7 @@
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/mfp-pxa25x.h>
+#include <asm/arch/audio.h>
#include <asm/arch/lubbock.h>
#include <asm/arch/udc.h>
#include <asm/arch/irda.h>
@@ -196,11 +197,6 @@ static struct pxa2xx_udc_mach_info udc_info __initdata = {
// no D+ pullup; lubbock can't connect/disconnect in software
};
-static struct platform_device lub_audio_device = {
- .name = "pxa2xx-ac97",
- .id = -1,
-};
-
static struct resource sa1111_resources[] = {
[0] = {
.start = 0x10000000,
@@ -368,7 +364,6 @@ static struct platform_device lubbock_flash_device[2] = {
static struct platform_device *devices[] __initdata = {
&sa1111_device,
- &lub_audio_device,
&smc91x_device,
&lubbock_flash_device[0],
&lubbock_flash_device[1],
@@ -494,6 +489,7 @@ static void __init lubbock_init(void)
set_pxa_fb_info(&sharp_lm8v31);
pxa_set_mci_info(&lubbock_mci_platform_data);
pxa_set_ficp_info(&lubbock_ficp_platform_data);
+ pxa_set_ac97_info(NULL);
lubbock_flash_data[0].width = lubbock_flash_data[1].width =
(BOOT_DEF & 1) ? 2 : 4;
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index badba064dc04..01b2fa790217 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -25,6 +25,7 @@
#include <linux/mtd/map.h>
#include <linux/mtd/physmap.h>
#include <linux/pda_power.h>
+#include <linux/pwm_backlight.h>
#include <asm/gpio.h>
#include <asm/hardware.h>
@@ -33,12 +34,14 @@
#include <asm/arch/magician.h>
#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/i2c.h>
#include <asm/arch/mmc.h>
#include <asm/arch/irda.h>
#include <asm/arch/ohci.h>
+#include "devices.h"
#include "generic.h"
static unsigned long magician_pin_config[] = {
@@ -348,40 +351,58 @@ static struct pxafb_mach_info samsung_info = {
* Backlight
*/
-static void magician_set_bl_intensity(int intensity)
+static int magician_backlight_init(struct device *dev)
{
- if (intensity) {
- PWM_CTRL0 = 1;
- PWM_PERVAL0 = 0xc8;
- if (intensity > 0xc7) {
- PWM_PWDUTY0 = intensity - 0x48;
- gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
- } else {
- PWM_PWDUTY0 = intensity;
- gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
- }
- gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 1);
- pxa_set_cken(CKEN_PWM0, 1);
+ int ret;
+
+ ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
+ if (ret)
+ goto err;
+ ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
+ if (ret)
+ goto err2;
+ return 0;
+
+err2:
+ gpio_free(EGPIO_MAGICIAN_BL_POWER);
+err:
+ return ret;
+}
+
+static int magician_backlight_notify(int brightness)
+{
+ gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
+ if (brightness >= 200) {
+ gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
+ return brightness - 72;
} else {
- /* PWM_PWDUTY0 = intensity; */
- gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 0);
- pxa_set_cken(CKEN_PWM0, 0);
+ gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
+ return brightness;
}
}
-static struct generic_bl_info backlight_info = {
- .default_intensity = 0x64,
- .limit_mask = 0x0b,
- .max_intensity = 0xc7+0x48,
- .set_bl_intensity = magician_set_bl_intensity,
+static void magician_backlight_exit(struct device *dev)
+{
+ gpio_free(EGPIO_MAGICIAN_BL_POWER);
+ gpio_free(EGPIO_MAGICIAN_BL_POWER2);
+}
+
+static struct platform_pwm_backlight_data backlight_data = {
+ .pwm_id = 0,
+ .max_brightness = 272,
+ .dft_brightness = 100,
+ .pwm_period_ns = 30923,
+ .init = magician_backlight_init,
+ .notify = magician_backlight_notify,
+ .exit = magician_backlight_exit,
};
static struct platform_device backlight = {
- .name = "generic-bl",
+ .name = "pwm-backlight",
.dev = {
- .platform_data = &backlight_info,
+ .parent = &pxa27x_device_pwm0.dev,
+ .platform_data = &backlight_data,
},
- .id = -1,
};
/*
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 7399fb34da4e..f2e9e7c4da8e 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -23,9 +23,9 @@
#include <linux/ioport.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
-#include <linux/backlight.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
+#include <linux/pwm_backlight.h>
#include <asm/types.h>
#include <asm/setup.h>
@@ -280,12 +280,6 @@ static pxa2xx_audio_ops_t mst_audio_ops = {
.resume = mst_audio_resume,
};
-static struct platform_device mst_audio_device = {
- .name = "pxa2xx-ac97",
- .id = -1,
- .dev = { .platform_data = &mst_audio_ops },
-};
-
static struct resource flash_resources[] = {
[0] = {
.start = PXA_CS0_PHYS,
@@ -349,56 +343,27 @@ static struct platform_device mst_flash_device[2] = {
},
};
-#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
-static int mainstone_backlight_update_status(struct backlight_device *bl)
-{
- int brightness = bl->props.brightness;
-
- if (bl->props.power != FB_BLANK_UNBLANK ||
- bl->props.fb_blank != FB_BLANK_UNBLANK)
- brightness = 0;
-
- if (brightness != 0)
- pxa_set_cken(CKEN_PWM0, 1);
-
- PWM_CTRL0 = 0;
- PWM_PWDUTY0 = brightness;
- PWM_PERVAL0 = bl->props.max_brightness;
-
- if (brightness == 0)
- pxa_set_cken(CKEN_PWM0, 0);
- return 0; /* pointless return value */
-}
-
-static int mainstone_backlight_get_brightness(struct backlight_device *bl)
-{
- return PWM_PWDUTY0;
-}
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static struct platform_pwm_backlight_data mainstone_backlight_data = {
+ .pwm_id = 0,
+ .max_brightness = 1023,
+ .dft_brightness = 1023,
+ .pwm_period_ns = 78770,
+};
-static /*const*/ struct backlight_ops mainstone_backlight_ops = {
- .update_status = mainstone_backlight_update_status,
- .get_brightness = mainstone_backlight_get_brightness,
+static struct platform_device mainstone_backlight_device = {
+ .name = "pwm-backlight",
+ .dev = {
+ .parent = &pxa27x_device_pwm0.dev,
+ .platform_data = &mainstone_backlight_data,
+ },
};
static void __init mainstone_backlight_register(void)
{
- struct backlight_device *bl;
-
- bl = backlight_device_register("mainstone-bl", &pxa_device_fb.dev,
- NULL, &mainstone_backlight_ops);
- if (IS_ERR(bl)) {
- printk(KERN_ERR "mainstone: unable to register backlight: %ld\n",
- PTR_ERR(bl));
- return;
- }
-
- /*
- * broken design - register-then-setup interfaces are
- * utterly broken by definition.
- */
- bl->props.max_brightness = 1023;
- bl->props.brightness = 1023;
- backlight_update_status(bl);
+ int ret = platform_device_register(&mainstone_backlight_device);
+ if (ret)
+ printk(KERN_ERR "mainstone: failed to register backlight device: %d\n", ret);
}
#else
#define mainstone_backlight_register() do { } while (0)
@@ -528,7 +493,6 @@ static struct platform_device mst_gpio_keys_device = {
static struct platform_device *platform_devices[] __initdata = {
&smc91x_device,
- &mst_audio_device,
&mst_flash_device[0],
&mst_flash_device[1],
&mst_gpio_keys_device,
@@ -638,6 +602,7 @@ static void __init mainstone_init(void)
pxa_set_ficp_info(&mainstone_ficp_platform_data);
pxa_set_ohci_info(&mainstone_ohci_platform_data);
pxa_set_i2c_info(NULL);
+ pxa_set_ac97_info(&mst_audio_ops);
mainstone_init_keypad();
}
diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index 22097a1707cc..d1cdb4ecb0b8 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -20,6 +20,7 @@
#include <asm/arch/hardware.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/mfp-pxa2xx.h>
#include "generic.h"
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 49d951db0f3d..5d87c7c866e4 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>
@@ -33,12 +34,103 @@
#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 "devices.h"
/*
- * 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
@@ -333,36 +425,6 @@ 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 = {
@@ -393,7 +455,11 @@ void __init pcm990_baseboard_init(void)
/* 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
+ pxa_gpio_mode(GPIO16_PWM0_MD);
+ platform_device_register(&pcm990_backlight_device);
/* MMC */
pxa_set_mci_info(&pcm990_mci_platform_data);
@@ -402,6 +468,7 @@ 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);
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 0b30f25cff3c..f81c10cafd48 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -32,6 +32,7 @@
#include <asm/mach/irq.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/udc.h>
diff --git a/arch/arm/mach-pxa/pwm.c b/arch/arm/mach-pxa/pwm.c
new file mode 100644
index 000000000000..ce28cd9fed16
--- /dev/null
+++ b/arch/arm/mach-pxa/pwm.c
@@ -0,0 +1,319 @@
+/*
+ * linux/arch/arm/mach-pxa/pwm.c
+ *
+ * simple driver for PWM (Pulse Width Modulator) controller
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 2008-02-13 initial version
+ * eric miao <eric.miao@marvell.com>
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/pwm.h>
+
+#include <asm/div64.h>
+#include <asm/arch/pxa-regs.h>
+
+/* PWM registers and bits definitions */
+#define PWMCR (0x00)
+#define PWMDCR (0x04)
+#define PWMPCR (0x08)
+
+#define PWMCR_SD (1 << 6)
+#define PWMDCR_FD (1 << 10)
+
+struct pwm_device {
+ struct list_head node;
+ struct platform_device *pdev;
+
+ const char *label;
+ struct clk *clk;
+ int clk_enabled;
+ void __iomem *mmio_base;
+
+ unsigned int use_count;
+ unsigned int pwm_id;
+};
+
+/*
+ * period_ns = 10^9 * (PRESCALE + 1) * (PV + 1) / PWM_CLK_RATE
+ * duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE
+ */
+int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns)
+{
+ unsigned long long c;
+ unsigned long period_cycles, prescale, pv, dc;
+
+ if (pwm == NULL || period_ns == 0 || duty_ns > period_ns)
+ return -EINVAL;
+
+ c = clk_get_rate(pwm->clk);
+ c = c * period_ns;
+ do_div(c, 1000000000);
+ period_cycles = c;
+
+ if (period_cycles < 0)
+ period_cycles = 1;
+ prescale = (period_cycles - 1) / 1024;
+ pv = period_cycles / (prescale + 1) - 1;
+
+ if (prescale > 63)
+ return -EINVAL;
+
+ if (duty_ns == period_ns)
+ dc = PWMDCR_FD;
+ else
+ dc = (pv + 1) * duty_ns / period_ns;
+
+ /* NOTE: the clock to PWM has to be enabled first
+ * before writing to the registers
+ */
+ clk_enable(pwm->clk);
+ __raw_writel(prescale, pwm->mmio_base + PWMCR);
+ __raw_writel(dc, pwm->mmio_base + PWMDCR);
+ __raw_writel(pv, pwm->mmio_base + PWMPCR);
+ clk_disable(pwm->clk);
+
+ return 0;
+}
+EXPORT_SYMBOL(pwm_config);
+
+int pwm_enable(struct pwm_device *pwm)
+{
+ int rc = 0;
+
+ if (!pwm->clk_enabled) {
+ rc = clk_enable(pwm->clk);
+ if (!rc)
+ pwm->clk_enabled = 1;
+ }
+ return rc;
+}
+EXPORT_SYMBOL(pwm_enable);
+
+void pwm_disable(struct pwm_device *pwm)
+{
+ if (pwm->clk_enabled) {
+ clk_disable(pwm->clk);
+ pwm->clk_enabled = 0;
+ }
+}
+EXPORT_SYMBOL(pwm_disable);
+
+static DEFINE_MUTEX(pwm_lock);
+static LIST_HEAD(pwm_list);
+
+struct pwm_device *pwm_request(int pwm_id, const char *label)
+{
+ struct pwm_device *pwm;
+ int found = 0;
+
+ mutex_lock(&pwm_lock);
+
+ list_for_each_entry(pwm, &pwm_list, node) {
+ if (pwm->pwm_id == pwm_id) {
+ found = 1;
+ break;
+ }
+ }
+
+ if (found) {
+ if (pwm->use_count == 0) {
+ pwm->use_count++;
+ pwm->label = label;
+ } else
+ pwm = ERR_PTR(-EBUSY);
+ } else
+ pwm = ERR_PTR(-ENOENT);
+
+ mutex_unlock(&pwm_lock);
+ return pwm;
+}
+EXPORT_SYMBOL(pwm_request);
+
+void pwm_free(struct pwm_device *pwm)
+{
+ mutex_lock(&pwm_lock);
+
+ if (pwm->use_count) {
+ pwm->use_count--;
+ pwm->label = NULL;
+ } else
+ pr_warning("PWM device already freed\n");
+
+ mutex_unlock(&pwm_lock);
+}
+EXPORT_SYMBOL(pwm_free);
+
+static inline void __add_pwm(struct pwm_device *pwm)
+{
+ mutex_lock(&pwm_lock);
+ list_add_tail(&pwm->node, &pwm_list);
+ mutex_unlock(&pwm_lock);
+}
+
+static struct pwm_device *pwm_probe(struct platform_device *pdev,
+ unsigned int pwm_id, struct pwm_device *parent_pwm)
+{
+ struct pwm_device *pwm;
+ struct resource *r;
+ int ret = 0;
+
+ pwm = kzalloc(sizeof(struct pwm_device), GFP_KERNEL);
+ if (pwm == NULL) {
+ dev_err(&pdev->dev, "failed to allocate memory\n");
+ return ERR_PTR(-ENOMEM);
+ }
+
+ pwm->clk = clk_get(&pdev->dev, "PWMCLK");
+ if (IS_ERR(pwm->clk)) {
+ ret = PTR_ERR(pwm->clk);
+ goto err_free;
+ }
+ pwm->clk_enabled = 0;
+
+ pwm->use_count = 0;
+ pwm->pwm_id = pwm_id;
+ pwm->pdev = pdev;
+
+ if (parent_pwm != NULL) {
+ /* registers for the second PWM has offset of 0x10 */
+ pwm->mmio_base = parent_pwm->mmio_base + 0x10;
+ __add_pwm(pwm);
+ return pwm;
+ }
+
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (r == NULL) {
+ dev_err(&pdev->dev, "no memory resource defined\n");
+ ret = -ENODEV;
+ goto err_free_clk;
+ }
+
+ r = request_mem_region(r->start, r->end - r->start + 1, pdev->name);
+ if (r == NULL) {
+ dev_err(&pdev->dev, "failed to request memory resource\n");
+ ret = -EBUSY;
+ goto err_free_clk;
+ }
+
+ pwm->mmio_base = ioremap(r->start, r->end - r->start + 1);
+ if (pwm->mmio_base == NULL) {
+ dev_err(&pdev->dev, "failed to ioremap() registers\n");
+ ret = -ENODEV;
+ goto err_free_mem;
+ }
+
+ __add_pwm(pwm);
+ platform_set_drvdata(pdev, pwm);
+ return pwm;
+
+err_free_mem:
+ release_mem_region(r->start, r->end - r->start + 1);
+err_free_clk:
+ clk_put(pwm->clk);
+err_free:
+ kfree(pwm);
+ return ERR_PTR(ret);
+}
+
+static int __devinit pxa25x_pwm_probe(struct platform_device *pdev)
+{
+ struct pwm_device *pwm = pwm_probe(pdev, pdev->id, NULL);
+
+ if (IS_ERR(pwm))
+ return PTR_ERR(pwm);
+
+ return 0;
+}
+
+static int __devinit pxa27x_pwm_probe(struct platform_device *pdev)
+{
+ struct pwm_device *pwm;
+
+ pwm = pwm_probe(pdev, pdev->id, NULL);
+ if (IS_ERR(pwm))
+ return PTR_ERR(pwm);
+
+ pwm = pwm_probe(pdev, pdev->id + 2, pwm);
+ if (IS_ERR(pwm))
+ return PTR_ERR(pwm);
+
+ return 0;
+}
+
+static int __devexit pwm_remove(struct platform_device *pdev)
+{
+ struct pwm_device *pwm;
+ struct resource *r;
+
+ pwm = platform_get_drvdata(pdev);
+ if (pwm == NULL)
+ return -ENODEV;
+
+ mutex_lock(&pwm_lock);
+ list_del(&pwm->node);
+ mutex_unlock(&pwm_lock);
+
+ iounmap(pwm->mmio_base);
+
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ release_mem_region(r->start, r->end - r->start + 1);
+
+ clk_put(pwm->clk);
+ kfree(pwm);
+ return 0;
+}
+
+static struct platform_driver pxa25x_pwm_driver = {
+ .driver = {
+ .name = "pxa25x-pwm",
+ },
+ .probe = pxa25x_pwm_probe,
+ .remove = __devexit_p(pwm_remove),
+};
+
+static struct platform_driver pxa27x_pwm_driver = {
+ .driver = {
+ .name = "pxa27x-pwm",
+ },
+ .probe = pxa27x_pwm_probe,
+ .remove = __devexit_p(pwm_remove),
+};
+
+static int __init pwm_init(void)
+{
+ int ret = 0;
+
+ ret = platform_driver_register(&pxa25x_pwm_driver);
+ if (ret) {
+ printk(KERN_ERR "failed to register pxa25x_pwm_driver\n");
+ return ret;
+ }
+
+ ret = platform_driver_register(&pxa27x_pwm_driver);
+ if (ret) {
+ printk(KERN_ERR "failed to register pxa27x_pwm_driver\n");
+ return ret;
+ }
+
+ return ret;
+}
+arch_initcall(pwm_init);
+
+static void __exit pwm_exit(void)
+{
+ platform_driver_unregister(&pxa25x_pwm_driver);
+ platform_driver_unregister(&pxa27x_pwm_driver);
+}
+module_exit(pwm_exit);
+
+MODULE_LICENSE("GPL v2");
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index e5b417d14bb0..4cd50e3005e9 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -26,6 +26,7 @@
#include <asm/hardware.h>
#include <asm/arch/irqs.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/mfp-pxa25x.h>
#include <asm/arch/pm.h>
#include <asm/arch/dma.h>
@@ -117,29 +118,35 @@ static struct clk pxa25x_hwuart_clk =
INIT_CKEN("UARTCLK", HWUART, 14745600, 1, &pxa_device_hwuart.dev)
;
+/*
+ * PXA 2xx clock declarations. Order is important (see aliases below)
+ * Please be careful not to disrupt the ordering.
+ */
static struct clk pxa25x_clks[] = {
INIT_CK("LCDCLK", LCD, &clk_pxa25x_lcd_ops, &pxa_device_fb.dev),
INIT_CKEN("UARTCLK", FFUART, 14745600, 1, &pxa_device_ffuart.dev),
INIT_CKEN("UARTCLK", BTUART, 14745600, 1, &pxa_device_btuart.dev),
INIT_CKEN("UARTCLK", STUART, 14745600, 1, NULL),
- INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa_device_udc.dev),
+ INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa25x_device_udc.dev),
INIT_CKEN("MMCCLK", MMC, 19169000, 0, &pxa_device_mci.dev),
INIT_CKEN("I2CCLK", I2C, 31949000, 0, &pxa_device_i2c.dev),
INIT_CKEN("SSPCLK", SSP, 3686400, 0, &pxa25x_device_ssp.dev),
INIT_CKEN("SSPCLK", NSSP, 3686400, 0, &pxa25x_device_nssp.dev),
INIT_CKEN("SSPCLK", ASSP, 3686400, 0, &pxa25x_device_assp.dev),
+ INIT_CKEN("PWMCLK", PWM0, 3686400, 0, &pxa25x_device_pwm0.dev),
+ INIT_CKEN("PWMCLK", PWM1, 3686400, 0, &pxa25x_device_pwm1.dev),
INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL),
/*
- INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL),
- INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL),
INIT_CKEN("I2SCLK", I2S, 14745600, 0, NULL),
*/
INIT_CKEN("FICPCLK", FICP, 47923000, 0, NULL),
};
+static struct clk gpio7_clk = INIT_CKOTHER("GPIO7_CK", &pxa25x_clks[4], NULL);
+
#ifdef CONFIG_PM
#define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x
@@ -260,7 +267,7 @@ void __init pxa25x_init_irq(void)
}
static struct platform_device *pxa25x_devices[] __initdata = {
- &pxa_device_udc,
+ &pxa25x_device_udc,
&pxa_device_ffuart,
&pxa_device_btuart,
&pxa_device_stuart,
@@ -269,6 +276,8 @@ static struct platform_device *pxa25x_devices[] __initdata = {
&pxa25x_device_ssp,
&pxa25x_device_nssp,
&pxa25x_device_assp,
+ &pxa25x_device_pwm0,
+ &pxa25x_device_pwm1,
};
static struct sys_device pxa25x_sysdev[] = {
@@ -311,6 +320,8 @@ static int __init pxa25x_init(void)
if (cpu_is_pxa25x())
ret = platform_device_register(&pxa_device_hwuart);
+ clks_register(&gpio7_clk, 1);
+
return ret;
}
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 7e945836e129..d5d14ea33f27 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -146,7 +146,7 @@ static struct clk pxa27x_clks[] = {
INIT_CKEN("I2SCLK", I2S, 14682000, 0, &pxa_device_i2s.dev),
INIT_CKEN("I2CCLK", I2C, 32842000, 0, &pxa_device_i2c.dev),
- INIT_CKEN("UDCCLK", USB, 48000000, 5, &pxa_device_udc.dev),
+ INIT_CKEN("UDCCLK", USB, 48000000, 5, &pxa27x_device_udc.dev),
INIT_CKEN("MMCCLK", MMC, 19500000, 0, &pxa_device_mci.dev),
INIT_CKEN("FICPCLK", FICP, 48000000, 0, &pxa_device_ficp.dev),
@@ -157,12 +157,13 @@ static struct clk pxa27x_clks[] = {
INIT_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev),
INIT_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
INIT_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
+ INIT_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
+ INIT_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL),
INIT_CKEN("AC97CONFCLK", AC97CONF, 24576000, 0, NULL),
/*
- INIT_CKEN("PWMCLK", PWM0, 13000000, 0, NULL),
INIT_CKEN("MSLCLK", MSL, 48000000, 0, NULL),
INIT_CKEN("USIMCLK", USIM, 48000000, 0, NULL),
INIT_CKEN("MSTKCLK", MEMSTK, 19500000, 0, NULL),
@@ -349,11 +350,14 @@ struct platform_device pxa27x_device_i2c_power = {
void __init pxa_set_i2c_power_info(struct i2c_pxa_platform_data *info)
{
+ local_irq_disable();
+ PCFR |= PCFR_PI2CEN;
+ local_irq_enable();
pxa27x_device_i2c_power.dev.platform_data = info;
}
static struct platform_device *devices[] __initdata = {
- &pxa_device_udc,
+ &pxa27x_device_udc,
&pxa_device_ffuart,
&pxa_device_btuart,
&pxa_device_stuart,
@@ -363,6 +367,8 @@ static struct platform_device *devices[] __initdata = {
&pxa27x_device_ssp1,
&pxa27x_device_ssp2,
&pxa27x_device_ssp3,
+ &pxa27x_device_pwm0,
+ &pxa27x_device_pwm1,
};
static struct sys_device pxa27x_sysdev[] = {
diff --git a/arch/arm/mach-pxa/pxa2xx.c b/arch/arm/mach-pxa/pxa2xx.c
new file mode 100644
index 000000000000..d4f6415e8413
--- /dev/null
+++ b/arch/arm/mach-pxa/pxa2xx.c
@@ -0,0 +1,46 @@
+/*
+ * linux/arch/arm/mach-pxa/pxa2xx.c
+ *
+ * code specific to pxa2xx
+ *
+ * Copyright (C) 2008 Dmitry Baryshkov
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+
+#include <asm/arch/mfp-pxa2xx.h>
+#include <asm/arch/mfp-pxa25x.h>
+#include <asm/arch/irda.h>
+
+static unsigned long pxa2xx_mfp_fir[] = {
+ GPIO46_FICP_RXD,
+ GPIO47_FICP_TXD,
+};
+
+static unsigned long pxa2xx_mfp_sir[] = {
+ GPIO46_STUART_RXD,
+ GPIO47_STUART_TXD,
+};
+
+static unsigned long pxa2xx_mfp_off[] = {
+ GPIO46_GPIO | MFP_LPM_DRIVE_LOW,
+ GPIO47_GPIO | MFP_LPM_DRIVE_LOW,
+};
+
+void pxa2xx_transceiver_mode(struct device *dev, int mode)
+{
+ if (mode & IR_OFF) {
+ pxa2xx_mfp_config(pxa2xx_mfp_off, ARRAY_SIZE(pxa2xx_mfp_off));
+ } else if (mode & IR_SIRMODE) {
+ pxa2xx_mfp_config(pxa2xx_mfp_sir, ARRAY_SIZE(pxa2xx_mfp_sir));
+ } else if (mode & IR_FIRMODE) {
+ pxa2xx_mfp_config(pxa2xx_mfp_fir, ARRAY_SIZE(pxa2xx_mfp_fir));
+ } else
+ BUG();
+}
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 644550bfa330..15685d2b8f8c 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -231,7 +231,7 @@ static struct clk pxa3xx_clks[] = {
PXA3xx_CKEN("UARTCLK", STUART, 14857000, 1, NULL),
PXA3xx_CKEN("I2CCLK", I2C, 32842000, 0, &pxa_device_i2c.dev),
- PXA3xx_CKEN("UDCCLK", UDC, 48000000, 5, &pxa_device_udc.dev),
+ PXA3xx_CKEN("UDCCLK", UDC, 48000000, 5, &pxa27x_device_udc.dev),
PXA3xx_CKEN("USBCLK", USBH, 48000000, 0, &pxa27x_device_ohci.dev),
PXA3xx_CKEN("KBDCLK", KEYPAD, 32768, 0, &pxa27x_device_keypad.dev),
@@ -239,6 +239,8 @@ static struct clk pxa3xx_clks[] = {
PXA3xx_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
PXA3xx_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
PXA3xx_CKEN("SSPCLK", SSP4, 13000000, 0, &pxa3xx_device_ssp4.dev),
+ PXA3xx_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
+ PXA3xx_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
PXA3xx_CKEN("MMCCLK", MMC1, 19500000, 0, &pxa_device_mci.dev),
PXA3xx_CKEN("MMCCLK", MMC2, 19500000, 0, &pxa3xx_device_mci2.dev),
@@ -520,7 +522,7 @@ void __init pxa3xx_init_irq(void)
*/
static struct platform_device *devices[] __initdata = {
- &pxa_device_udc,
+/* &pxa_device_udc, The UDC driver is PXA25x only */
&pxa_device_ffuart,
&pxa_device_btuart,
&pxa_device_stuart,
@@ -530,6 +532,8 @@ static struct platform_device *devices[] __initdata = {
&pxa27x_device_ssp2,
&pxa27x_device_ssp3,
&pxa3xx_device_ssp4,
+ &pxa27x_device_pwm0,
+ &pxa27x_device_pwm1,
};
static struct sys_device pxa3xx_sysdev[] = {
diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c
index 23f050feb208..360354084ae4 100644
--- a/arch/arm/mach-pxa/spitz_pm.c
+++ b/arch/arm/mach-pxa/spitz_pm.c
@@ -26,6 +26,7 @@
#include <asm/arch/sharpsl.h>
#include <asm/arch/spitz.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include "sharpsl.h"
@@ -207,7 +208,9 @@ struct sharpsl_charger_machinfo spitz_pm_machinfo = {
.read_devdata = spitzpm_read_devdata,
.charger_wakeup = spitz_charger_wakeup,
.should_wakeup = spitz_should_wakeup,
+#ifdef CONFIG_BACKLIGHT_CORGI
.backlight_limit = corgibl_limit_intensity,
+#endif
.charge_on_volt = SHARPSL_CHARGE_ON_VOLT,
.charge_on_temp = SHARPSL_CHARGE_ON_TEMP,
.charge_acin_high = SHARPSL_CHARGE_ON_ACIN_HIGH,
@@ -229,6 +232,10 @@ static int __devinit spitzpm_init(void)
{
int ret;
+ if (!machine_is_spitz() && !machine_is_akita()
+ && !machine_is_borzoi())
+ return -ENODEV;
+
spitzpm_device = platform_device_alloc("sharpsl-pm", -1);
if (!spitzpm_device)
return -ENOMEM;
diff --git a/arch/arm/mach-pxa/standby.S b/arch/arm/mach-pxa/standby.S
index 167412e6bec8..40bb70eff3fe 100644
--- a/arch/arm/mach-pxa/standby.S
+++ b/arch/arm/mach-pxa/standby.S
@@ -14,6 +14,7 @@
#include <asm/hardware.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
.text
@@ -35,20 +36,20 @@ ENTRY(pxa_cpu_standby)
#ifdef CONFIG_PXA3xx
-#define MDCNFG 0x0000
-#define MDCNFG_DMCEN (1 << 30)
-#define DDR_HCAL 0x0060
-#define DDR_HCAL_HCRNG 0x1f
-#define DDR_HCAL_HCPROG (1 << 28)
-#define DDR_HCAL_HCEN (1 << 31)
-#define DMCIER 0x0070
-#define DMCIER_EDLP (1 << 29)
-#define DMCISR 0x0078
-#define RCOMP 0x0100
-#define RCOMP_SWEVAL (1 << 31)
+#define PXA3_MDCNFG 0x0000
+#define PXA3_MDCNFG_DMCEN (1 << 30)
+#define PXA3_DDR_HCAL 0x0060
+#define PXA3_DDR_HCAL_HCRNG 0x1f
+#define PXA3_DDR_HCAL_HCPROG (1 << 28)
+#define PXA3_DDR_HCAL_HCEN (1 << 31)
+#define PXA3_DMCIER 0x0070
+#define PXA3_DMCIER_EDLP (1 << 29)
+#define PXA3_DMCISR 0x0078
+#define PXA3_RCOMP 0x0100
+#define PXA3_RCOMP_SWEVAL (1 << 31)
ENTRY(pm_enter_standby_start)
- mov r1, #0xf6000000 @ DMEMC_REG_BASE (MDCNFG)
+ mov r1, #0xf6000000 @ DMEMC_REG_BASE (PXA3_MDCNFG)
add r1, r1, #0x00100000
/*
@@ -59,54 +60,54 @@ ENTRY(pm_enter_standby_start)
* This also means that only the dynamic memory controller
* can be reliably accessed in the code following standby.
*/
- ldr r2, [r1] @ Dummy read MDCNFG
+ ldr r2, [r1] @ Dummy read PXA3_MDCNFG
mcr p14, 0, r0, c7, c0, 0
.rept 8
nop
.endr
- ldr r0, [r1, #DDR_HCAL] @ Clear (and wait for) HCEN
- bic r0, r0, #DDR_HCAL_HCEN
- str r0, [r1, #DDR_HCAL]
-1: ldr r0, [r1, #DDR_HCAL]
- tst r0, #DDR_HCAL_HCEN
+ ldr r0, [r1, #PXA3_DDR_HCAL] @ Clear (and wait for) HCEN
+ bic r0, r0, #PXA3_DDR_HCAL_HCEN
+ str r0, [r1, #PXA3_DDR_HCAL]
+1: ldr r0, [r1, #PXA3_DDR_HCAL]
+ tst r0, #PXA3_DDR_HCAL_HCEN
bne 1b
- ldr r0, [r1, #RCOMP] @ Initiate RCOMP
- orr r0, r0, #RCOMP_SWEVAL
- str r0, [r1, #RCOMP]
+ ldr r0, [r1, #PXA3_RCOMP] @ Initiate RCOMP
+ orr r0, r0, #PXA3_RCOMP_SWEVAL
+ str r0, [r1, #PXA3_RCOMP]
- mov r0, #~0 @ Clear interrupts
- str r0, [r1, #DMCISR]
+ mov r0, #~0 @ Clear interrupts
+ str r0, [r1, #PXA3_DMCISR]
- ldr r0, [r1, #DMCIER] @ set DMIER[EDLP]
- orr r0, r0, #DMCIER_EDLP
- str r0, [r1, #DMCIER]
+ ldr r0, [r1, #PXA3_DMCIER] @ set DMIER[EDLP]
+ orr r0, r0, #PXA3_DMCIER_EDLP
+ str r0, [r1, #PXA3_DMCIER]
- ldr r0, [r1, #DDR_HCAL] @ clear HCRNG, set HCPROG, HCEN
- bic r0, r0, #DDR_HCAL_HCRNG
- orr r0, r0, #DDR_HCAL_HCEN | DDR_HCAL_HCPROG
- str r0, [r1, #DDR_HCAL]
+ ldr r0, [r1, #PXA3_DDR_HCAL] @ clear HCRNG, set HCPROG, HCEN
+ bic r0, r0, #PXA3_DDR_HCAL_HCRNG
+ orr r0, r0, #PXA3_DDR_HCAL_HCEN | PXA3_DDR_HCAL_HCPROG
+ str r0, [r1, #PXA3_DDR_HCAL]
-1: ldr r0, [r1, #DMCISR]
- tst r0, #DMCIER_EDLP
+1: ldr r0, [r1, #PXA3_DMCISR]
+ tst r0, #PXA3_DMCIER_EDLP
beq 1b
- ldr r0, [r1, #MDCNFG] @ set MDCNFG[DMCEN]
- orr r0, r0, #MDCNFG_DMCEN
- str r0, [r1, #MDCNFG]
-1: ldr r0, [r1, #MDCNFG]
- tst r0, #MDCNFG_DMCEN
+ ldr r0, [r1, #PXA3_MDCNFG] @ set PXA3_MDCNFG[DMCEN]
+ orr r0, r0, #PXA3_MDCNFG_DMCEN
+ str r0, [r1, #PXA3_MDCNFG]
+1: ldr r0, [r1, #PXA3_MDCNFG]
+ tst r0, #PXA3_MDCNFG_DMCEN
beq 1b
- ldr r0, [r1, #DDR_HCAL] @ set DDR_HCAL[HCRNG]
+ ldr r0, [r1, #PXA3_DDR_HCAL] @ set PXA3_DDR_HCAL[HCRNG]
orr r0, r0, #2 @ HCRNG
- str r0, [r1, #DDR_HCAL]
+ str r0, [r1, #PXA3_DDR_HCAL]
- ldr r0, [r1, #DMCIER] @ Clear the interrupt
+ ldr r0, [r1, #PXA3_DMCIER] @ Clear the interrupt
bic r0, r0, #0x20000000
- str r0, [r1, #DMCIER]
+ str r0, [r1, #PXA3_DMCIER]
mov pc, lr
ENTRY(pm_enter_standby_end)
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 931885d86b91..61e244023089 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -41,6 +41,7 @@
#include <asm/mach/flash.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/trizeps4.h>
#include <asm/arch/audio.h>
@@ -175,19 +176,10 @@ static struct platform_device uart_devices = {
.resource = NULL,
};
-/********************************************************************************************
- * PXA270 ac97 sound codec
- ********************************************************************************************/
-static struct platform_device ac97_audio_device = {
- .name = "pxa2xx-ac97",
- .id = -1,
-};
-
static struct platform_device * trizeps4_devices[] __initdata = {
&flash_device,
&uart_devices,
&dm9000_device,
- &ac97_audio_device,
};
#ifdef CONFIG_MACH_TRIZEPS4_CONXS
@@ -438,6 +430,7 @@ static void __init trizeps4_init(void)
pxa_set_mci_info(&trizeps4_mci_platform_data);
pxa_set_ficp_info(&trizeps4_ficp_platform_data);
pxa_set_ohci_info(&trizeps4_ohci_platform_data);
+ pxa_set_ac97_info(NULL);
}
static void __init trizeps4_map_io(void)
@@ -487,6 +480,7 @@ static void __init trizeps4_map_io(void)
ConXS_BCR = trizeps_conxs_bcr;
#endif
+#warning FIXME - accessing PM registers directly is deprecated
PWER = 0x00000002;
PFER = 0x00000000;
PRER = 0x00000002;
diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c
index 4a0028087ea6..66b446ca273d 100644
--- a/arch/arm/mach-pxa/zylonite.c
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -18,22 +18,24 @@
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/platform_device.h>
+#include <linux/pwm_backlight.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware.h>
+#include <asm/arch/audio.h>
#include <asm/arch/gpio.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/zylonite.h>
#include <asm/arch/mmc.h>
#include <asm/arch/pxa27x_keypad.h>
+#include "devices.h"
#include "generic.h"
#define MAX_SLOTS 3
struct platform_mmc_slot zylonite_mmc_slot[MAX_SLOTS];
-int gpio_backlight;
int gpio_eth_irq;
int wm9713_irq;
@@ -62,10 +64,20 @@ static struct platform_device smc91x_device = {
};
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
-static void zylonite_backlight_power(int on)
-{
- gpio_set_value(gpio_backlight, on);
-}
+static struct platform_pwm_backlight_data zylonite_backlight_data = {
+ .pwm_id = 3,
+ .max_brightness = 100,
+ .dft_brightness = 100,
+ .pwm_period_ns = 10000,
+};
+
+static struct platform_device zylonite_backlight_device = {
+ .name = "pwm-backlight",
+ .dev = {
+ .parent = &pxa27x_device_pwm1.dev,
+ .platform_data = &zylonite_backlight_data,
+ },
+};
static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
.pixclock = 110000,
@@ -98,7 +110,6 @@ static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
.num_modes = 1,
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
- .pxafb_backlight_power = zylonite_backlight_power,
};
static struct pxafb_mode_info sharp_ls037_modes[] = {
@@ -134,13 +145,11 @@ static struct pxafb_mach_info zylonite_sharp_lcd_info = {
.modes = sharp_ls037_modes,
.num_modes = 2,
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
- .pxafb_backlight_power = zylonite_backlight_power,
};
static void __init zylonite_init_lcd(void)
{
- /* backlight GPIO: output, default on */
- gpio_direction_output(gpio_backlight, 1);
+ platform_device_register(&zylonite_backlight_device);
if (lcd_id & 0x20) {
set_pxa_fb_info(&zylonite_sharp_lcd_info);
@@ -329,6 +338,7 @@ static void __init zylonite_init(void)
smc91x_resources[1].end = gpio_to_irq(gpio_eth_irq);
platform_device_register(&smc91x_device);
+ pxa_set_ac97_info(NULL);
zylonite_init_lcd();
zylonite_init_mmc();
zylonite_init_keypad();
diff --git a/arch/arm/mach-pxa/zylonite_pxa300.c b/arch/arm/mach-pxa/zylonite_pxa300.c
index 324fb9daae28..6f7ae972b8db 100644
--- a/arch/arm/mach-pxa/zylonite_pxa300.c
+++ b/arch/arm/mach-pxa/zylonite_pxa300.c
@@ -50,6 +50,7 @@ static mfp_cfg_t common_mfp_cfg[] __initdata = {
GPIO75_LCD_BIAS,
GPIO76_LCD_VSYNC,
GPIO127_LCD_CS_N,
+ GPIO20_PWM3_OUT, /* backlight */
/* BTUART */
GPIO111_UART2_RTS,
@@ -200,9 +201,6 @@ void __init zylonite_pxa300_init(void)
/* detect LCD panel */
zylonite_detect_lcd_panel();
- /* GPIO pin assignment */
- gpio_backlight = mfp_to_gpio(MFP_PIN_GPIO20);
-
/* MMC card detect & write protect for controller 0 */
zylonite_mmc_slot[0].gpio_cd = EXT_GPIO(0);
zylonite_mmc_slot[0].gpio_wp = EXT_GPIO(2);
diff --git a/arch/arm/mach-pxa/zylonite_pxa320.c b/arch/arm/mach-pxa/zylonite_pxa320.c
index 193d07903b06..2b4fc34919ac 100644
--- a/arch/arm/mach-pxa/zylonite_pxa320.c
+++ b/arch/arm/mach-pxa/zylonite_pxa320.c
@@ -49,6 +49,7 @@ static mfp_cfg_t mfp_cfg[] __initdata = {
GPIO15_2_LCD_LCLK,
GPIO16_2_LCD_PCLK,
GPIO17_2_LCD_BIAS,
+ GPIO14_PWM3_OUT, /* backlight */
/* FFUART */
GPIO41_UART1_RXD | MFP_LPM_EDGE_FALL,
@@ -187,7 +188,6 @@ void __init zylonite_pxa320_init(void)
zylonite_detect_lcd_panel();
/* GPIO pin assignment */
- gpio_backlight = mfp_to_gpio(MFP_PIN_GPIO14);
gpio_eth_irq = mfp_to_gpio(MFP_PIN_GPIO9);
/* MMC card detect & write protect for controller 0 */