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Diffstat (limited to 'arch/arm/mach-pxa/viper.c')
-rw-r--r--arch/arm/mach-pxa/viper.c128
1 files changed, 74 insertions, 54 deletions
diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
index dd031cc4184..41f27f667ca 100644
--- a/arch/arm/mach-pxa/viper.c
+++ b/arch/arm/mach-pxa/viper.c
@@ -27,13 +27,16 @@
#include <linux/delay.h>
#include <linux/fs.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/major.h>
#include <linux/module.h>
#include <linux/pm.h>
#include <linux/sched.h>
#include <linux/gpio.h>
+#include <linux/jiffies.h>
#include <linux/i2c-gpio.h>
+#include <linux/i2c/pxa-i2c.h>
#include <linux/serial_8250.h>
#include <linux/smc91x.h>
#include <linux/pwm_backlight.h>
@@ -41,18 +44,20 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
+#include <linux/syscore_ops.h>
#include <mach/pxa25x.h>
#include <mach/audio.h>
-#include <mach/pxafb.h>
-#include <mach/i2c.h>
+#include <linux/platform_data/video-pxafb.h>
#include <mach/regs-uart.h>
+#include <linux/platform_data/pcmcia-pxa2xx_viper.h>
#include <mach/viper.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <asm/sizes.h>
+#include <asm/system_info.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -76,14 +81,28 @@ static void viper_icr_clear_bit(unsigned int bit)
}
/* This function is used from the pcmcia module to reset the CF */
-void viper_cf_rst(int state)
+static void viper_cf_reset(int state)
{
if (state)
viper_icr_set_bit(VIPER_ICR_CF_RST);
else
viper_icr_clear_bit(VIPER_ICR_CF_RST);
}
-EXPORT_SYMBOL(viper_cf_rst);
+
+static struct arcom_pcmcia_pdata viper_pcmcia_info = {
+ .cd_gpio = VIPER_CF_CD_GPIO,
+ .rdy_gpio = VIPER_CF_RDY_GPIO,
+ .pwr_gpio = VIPER_CF_POWER_GPIO,
+ .reset = viper_cf_reset,
+};
+
+static struct platform_device viper_pcmcia_device = {
+ .name = "viper-pcmcia",
+ .id = -1,
+ .dev = {
+ .platform_data = &viper_pcmcia_info,
+ },
+};
/*
* The CPLD version register was not present on VIPER boards prior to
@@ -113,20 +132,19 @@ static u8 viper_hw_version(void)
return v1;
}
-/* CPU sysdev */
-static int viper_cpu_suspend(struct sys_device *sysdev, pm_message_t state)
+/* CPU system core operations. */
+static int viper_cpu_suspend(void)
{
viper_icr_set_bit(VIPER_ICR_R_DIS);
return 0;
}
-static int viper_cpu_resume(struct sys_device *sysdev)
+static void viper_cpu_resume(void)
{
viper_icr_clear_bit(VIPER_ICR_R_DIS);
- return 0;
}
-static struct sysdev_driver viper_cpu_sysdev_driver = {
+static struct syscore_ops viper_cpu_syscore_ops = {
.suspend = viper_cpu_suspend,
.resume = viper_cpu_resume,
};
@@ -232,9 +250,9 @@ static inline int viper_bit_to_irq(int bit)
return viper_isa_irqs[bit] + PXA_ISA_IRQ(0);
}
-static void viper_ack_irq(unsigned int irq)
+static void viper_ack_irq(struct irq_data *d)
{
- int viper_irq = viper_irq_to_bitmask(irq);
+ int viper_irq = viper_irq_to_bitmask(d->irq);
if (viper_irq & 0xff)
VIPER_LO_IRQ_STATUS = viper_irq;
@@ -242,14 +260,14 @@ static void viper_ack_irq(unsigned int irq)
VIPER_HI_IRQ_STATUS = (viper_irq >> 8);
}
-static void viper_mask_irq(unsigned int irq)
+static void viper_mask_irq(struct irq_data *d)
{
- viper_irq_enabled_mask &= ~(viper_irq_to_bitmask(irq));
+ viper_irq_enabled_mask &= ~(viper_irq_to_bitmask(d->irq));
}
-static void viper_unmask_irq(unsigned int irq)
+static void viper_unmask_irq(struct irq_data *d)
{
- viper_irq_enabled_mask |= viper_irq_to_bitmask(irq);
+ viper_irq_enabled_mask |= viper_irq_to_bitmask(d->irq);
}
static inline unsigned long viper_irq_pending(void)
@@ -266,7 +284,7 @@ static void viper_irq_handler(unsigned int irq, struct irq_desc *desc)
do {
/* we're in a chained irq handler,
* so ack the interrupt by hand */
- GEDR(VIPER_CPLD_GPIO) = GPIO_bit(VIPER_CPLD_GPIO);
+ desc->irq_data.chip->irq_ack(&desc->irq_data);
if (likely(pending)) {
irq = viper_bit_to_irq(__ffs(pending));
@@ -277,10 +295,10 @@ static void viper_irq_handler(unsigned int irq, struct irq_desc *desc)
}
static struct irq_chip viper_irq_chip = {
- .name = "ISA",
- .ack = viper_ack_irq,
- .mask = viper_mask_irq,
- .unmask = viper_unmask_irq
+ .name = "ISA",
+ .irq_ack = viper_ack_irq,
+ .irq_mask = viper_mask_irq,
+ .irq_unmask = viper_unmask_irq
};
static void __init viper_init_irq(void)
@@ -293,23 +311,14 @@ static void __init viper_init_irq(void)
/* setup ISA IRQs */
for (level = 0; level < ARRAY_SIZE(viper_isa_irqs); level++) {
isa_irq = viper_bit_to_irq(level);
- set_irq_chip(isa_irq, &viper_irq_chip);
- set_irq_handler(isa_irq, handle_edge_irq);
+ irq_set_chip_and_handler(isa_irq, &viper_irq_chip,
+ handle_edge_irq);
set_irq_flags(isa_irq, IRQF_VALID | IRQF_PROBE);
}
- set_irq_chained_handler(gpio_to_irq(VIPER_CPLD_GPIO),
+ irq_set_chained_handler(gpio_to_irq(VIPER_CPLD_GPIO),
viper_irq_handler);
- set_irq_type(gpio_to_irq(VIPER_CPLD_GPIO), IRQ_TYPE_EDGE_BOTH);
-
-#ifndef CONFIG_SERIAL_PXA
- /*
- * 8250 doesn't support IRQ_TYPE being passed as part
- * of the plat_serial8250_port structure...
- */
- set_irq_type(gpio_to_irq(VIPER_UARTA_GPIO), IRQ_TYPE_EDGE_RISING);
- set_irq_type(gpio_to_irq(VIPER_UARTB_GPIO), IRQ_TYPE_EDGE_RISING);
-#endif
+ irq_set_irq_type(gpio_to_irq(VIPER_CPLD_GPIO), IRQ_TYPE_EDGE_BOTH);
}
/* Flat Panel */
@@ -373,7 +382,7 @@ err_request_bckl:
return ret;
}
-static int viper_backlight_notify(int brightness)
+static int viper_backlight_notify(struct device *dev, int brightness)
{
gpio_set_value(VIPER_LCD_EN_GPIO, !!brightness);
gpio_set_value(VIPER_BCKLIGHT_EN_GPIO, !!brightness);
@@ -392,6 +401,7 @@ static struct platform_pwm_backlight_data viper_backlight_data = {
.max_brightness = 100,
.dft_brightness = 100,
.pwm_period_ns = 1000000,
+ .enable_gpio = -1,
.init = viper_backlight_init,
.notify = viper_backlight_notify,
.exit = viper_backlight_exit,
@@ -414,8 +424,8 @@ static struct resource smc91x_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = gpio_to_irq(VIPER_ETH_GPIO),
- .end = gpio_to_irq(VIPER_ETH_GPIO),
+ .start = PXA_GPIO_TO_IRQ(VIPER_ETH_GPIO),
+ .end = PXA_GPIO_TO_IRQ(VIPER_ETH_GPIO),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
},
[2] = {
@@ -447,7 +457,7 @@ static struct i2c_gpio_platform_data i2c_bus_data = {
.sda_pin = VIPER_RTC_I2C_SDA_GPIO,
.scl_pin = VIPER_RTC_I2C_SCL_GPIO,
.udelay = 10,
- .timeout = 100,
+ .timeout = HZ,
};
static struct platform_device i2c_bus_device = {
@@ -538,7 +548,8 @@ static struct plat_serial8250_port serial_platform_data[] = {
/* External UARTs */
{
.mapbase = VIPER_UARTA_PHYS,
- .irq = gpio_to_irq(VIPER_UARTA_GPIO),
+ .irq = PXA_GPIO_TO_IRQ(VIPER_UARTA_GPIO),
+ .irqflags = IRQF_TRIGGER_RISING,
.uartclk = 1843200,
.regshift = 1,
.iotype = UPIO_MEM,
@@ -547,7 +558,8 @@ static struct plat_serial8250_port serial_platform_data[] = {
},
{
.mapbase = VIPER_UARTB_PHYS,
- .irq = gpio_to_irq(VIPER_UARTB_GPIO),
+ .irq = PXA_GPIO_TO_IRQ(VIPER_UARTB_GPIO),
+ .irqflags = IRQF_TRIGGER_RISING,
.uartclk = 1843200,
.regshift = 1,
.iotype = UPIO_MEM,
@@ -586,8 +598,8 @@ static struct resource isp116x_resources[] = {
.flags = IORESOURCE_MEM,
},
[2] = {
- .start = gpio_to_irq(VIPER_USB_GPIO),
- .end = gpio_to_irq(VIPER_USB_GPIO),
+ .start = PXA_GPIO_TO_IRQ(VIPER_USB_GPIO),
+ .end = PXA_GPIO_TO_IRQ(VIPER_USB_GPIO),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
},
};
@@ -692,6 +704,7 @@ static struct platform_device *viper_devs[] __initdata = {
&viper_mtd_devices[0],
&viper_mtd_devices[1],
&viper_backlight_device,
+ &viper_pcmcia_device,
};
static mfp_cfg_t viper_pin_config[] __initdata = {
@@ -702,6 +715,12 @@ static mfp_cfg_t viper_pin_config[] __initdata = {
GPIO80_nCS_4,
GPIO33_nCS_5,
+ /* AC97 */
+ GPIO28_AC97_BITCLK,
+ GPIO29_AC97_SDATA_IN_0,
+ GPIO30_AC97_SDATA_OUT,
+ GPIO31_AC97_SYNC,
+
/* FP Backlight */
GPIO9_GPIO, /* VIPER_BCKLIGHT_EN_GPIO */
GPIO10_GPIO, /* VIPER_LCD_EN_GPIO */
@@ -750,8 +769,7 @@ static unsigned long viper_tpm;
static int __init viper_tpm_setup(char *str)
{
- strict_strtoul(str, 10, &viper_tpm);
- return 1;
+ return strict_strtoul(str, 10, &viper_tpm) >= 0;
}
__setup("tpm=", viper_tpm_setup);
@@ -763,7 +781,7 @@ static void __init viper_tpm_init(void)
.sda_pin = VIPER_TPM_I2C_SDA_GPIO,
.scl_pin = VIPER_TPM_I2C_SCL_GPIO,
.udelay = 10,
- .timeout = 100,
+ .timeout = HZ,
};
char *errstr;
@@ -867,9 +885,6 @@ static int viper_cpufreq_notifier(struct notifier_block *nb,
viper_set_core_cpu_voltage(freq->new, 0);
}
break;
- case CPUFREQ_RESUMECHANGE:
- viper_set_core_cpu_voltage(freq->new, 0);
- break;
default:
/* ignore */
break;
@@ -908,10 +923,14 @@ static void __init viper_init(void)
pxa2xx_mfp_config(ARRAY_AND_SIZE(viper_pin_config));
+ pxa_set_ffuart_info(NULL);
+ pxa_set_btuart_info(NULL);
+ pxa_set_stuart_info(NULL);
+
/* Wake-up serial console */
viper_init_serial_gpio();
- set_pxa_fb_info(&fb_info);
+ pxa_set_fb_info(NULL, &fb_info);
/* v1 hardware cannot use the datacs line */
version = viper_hw_version();
@@ -924,7 +943,7 @@ static void __init viper_init(void)
viper_init_vcore_gpios();
viper_init_cpufreq();
- sysdev_driver_register(&cpu_sysdev_class, &viper_cpu_sysdev_driver);
+ register_syscore_ops(&viper_cpu_syscore_ops);
if (version) {
pr_info("viper: hardware v%di%d detected. "
@@ -962,7 +981,7 @@ static struct map_desc viper_io_desc[] __initdata = {
static void __init viper_map_io(void)
{
- pxa_map_io();
+ pxa25x_map_io();
iotable_init(viper_io_desc, ARRAY_SIZE(viper_io_desc));
@@ -971,11 +990,12 @@ static void __init viper_map_io(void)
MACHINE_START(VIPER, "Arcom/Eurotech VIPER SBC")
/* Maintainer: Marc Zyngier <maz@misterjones.org> */
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
+ .atag_offset = 0x100,
.map_io = viper_map_io,
+ .nr_irqs = PXA_NR_IRQS,
.init_irq = viper_init_irq,
- .timer = &pxa_timer,
+ .handle_irq = pxa25x_handle_irq,
+ .init_time = pxa_timer_init,
.init_machine = viper_init,
+ .restart = pxa_restart,
MACHINE_END
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-06 12:49:29 +0000