diff options
| -rw-r--r-- | arch/arm/mach-pxa/corgi.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/em-x270.c | 89 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/ezx.c | 176 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/generic.c | 18 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/hardware.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/mioa701.c | 13 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/pxa25x.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/pxa_cplds_irqs.c | 11 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/spitz.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/generic.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/include/mach/hardware.h | 4 | ||||
| -rw-r--r-- | drivers/clk/pxa/clk-pxa25x.c | 2 | ||||
| -rw-r--r-- | drivers/clocksource/pxa_timer.c | 11 | ||||
| -rw-r--r-- | drivers/watchdog/sa1100_wdt.c | 24 | ||||
| -rw-r--r-- | include/clocksource/pxa.h | 3 |
15 files changed, 142 insertions, 217 deletions
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 10bfdb169366..183cd3446f25 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -35,7 +35,6 @@ #include <linux/mtd/sharpsl.h> #include <linux/input/matrix_keypad.h> #include <linux/gpio_keys.h> -#include <linux/module.h> #include <linux/memblock.h> #include <video/w100fb.h> diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index 03354c21e1f2..811a7317f3ea 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -23,6 +23,7 @@ #include <linux/gpio.h> #include <linux/mfd/da903x.h> #include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> #include <linux/spi/spi.h> #include <linux/spi/tdo24m.h> #include <linux/spi/libertas_spi.h> @@ -34,8 +35,6 @@ #include <linux/i2c/pxa-i2c.h> #include <linux/regulator/userspace-consumer.h> -#include <media/soc_camera.h> - #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -958,8 +957,6 @@ static inline void em_x270_init_gpio_keys(void) {} /* Quick Capture Interface and sensor setup */ #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) -static struct regulator *em_x270_camera_ldo; - static int em_x270_sensor_init(void) { int ret; @@ -969,81 +966,53 @@ static int em_x270_sensor_init(void) return ret; gpio_direction_output(cam_reset, 0); - - em_x270_camera_ldo = regulator_get(NULL, "vcc cam"); - if (em_x270_camera_ldo == NULL) { - gpio_free(cam_reset); - return -ENODEV; - } - - ret = regulator_enable(em_x270_camera_ldo); - if (ret) { - regulator_put(em_x270_camera_ldo); - gpio_free(cam_reset); - return ret; - } - gpio_set_value(cam_reset, 1); return 0; } -struct pxacamera_platform_data em_x270_camera_platform_data = { - .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | - PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, - .mclk_10khz = 2600, +static struct regulator_consumer_supply camera_dummy_supplies[] = { + REGULATOR_SUPPLY("vdd", "0-005d"), }; -static int em_x270_sensor_power(struct device *dev, int on) -{ - int ret; - int is_on = regulator_is_enabled(em_x270_camera_ldo); - - if (on == is_on) - return 0; - - gpio_set_value(cam_reset, !on); - - if (on) - ret = regulator_enable(em_x270_camera_ldo); - else - ret = regulator_disable(em_x270_camera_ldo); - - if (ret) - return ret; - - gpio_set_value(cam_reset, on); - - return 0; -} - -static struct i2c_board_info em_x270_i2c_cam_info[] = { - { - I2C_BOARD_INFO("mt9m111", 0x48), +static struct regulator_init_data camera_dummy_initdata = { + .consumer_supplies = camera_dummy_supplies, + .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies), + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, }, }; -static struct soc_camera_link iclink = { - .bus_id = 0, - .power = em_x270_sensor_power, - .board_info = &em_x270_i2c_cam_info[0], - .i2c_adapter_id = 0, +static struct fixed_voltage_config camera_dummy_config = { + .supply_name = "camera_vdd", + .input_supply = "vcc cam", + .microvolts = 2800000, + .gpio = -1, + .enable_high = 0, + .init_data = &camera_dummy_initdata, }; -static struct platform_device em_x270_camera = { - .name = "soc-camera-pdrv", - .id = -1, +static struct platform_device camera_supply_dummy_device = { + .name = "reg-fixed-voltage", + .id = 1, .dev = { - .platform_data = &iclink, + .platform_data = &camera_dummy_config, }, }; +struct pxacamera_platform_data em_x270_camera_platform_data = { + .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | + PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, + .mclk_10khz = 2600, + .sensor_i2c_adapter_id = 0, + .sensor_i2c_address = 0x5d, +}; + static void __init em_x270_init_camera(void) { - if (em_x270_sensor_init() == 0) { + if (em_x270_sensor_init() == 0) pxa_set_camera_info(&em_x270_camera_platform_data); - platform_device_register(&em_x270_camera); - } + platform_device_register(&camera_supply_dummy_device); } #else static inline void em_x270_init_camera(void) {} diff --git a/arch/arm/mach-pxa/ezx.c b/arch/arm/mach-pxa/ezx.c index 34ad0a89d4a9..0b8300e6fca3 100644 --- a/arch/arm/mach-pxa/ezx.c +++ b/arch/arm/mach-pxa/ezx.c @@ -17,14 +17,14 @@ #include <linux/delay.h> #include <linux/pwm.h> #include <linux/pwm_backlight.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> #include <linux/input.h> #include <linux/gpio.h> #include <linux/gpio_keys.h> #include <linux/leds-lp3944.h> #include <linux/i2c/pxa-i2c.h> -#include <media/soc_camera.h> - #include <asm/setup.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -723,6 +723,42 @@ static struct platform_device a780_gpio_keys = { }; /* camera */ +static struct regulator_consumer_supply camera_dummy_supplies[] = { + REGULATOR_SUPPLY("vdd", "0-005d"), +}; + +static struct regulator_init_data camera_dummy_initdata = { + .consumer_supplies = camera_dummy_supplies, + .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies), + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, +}; + +static struct fixed_voltage_config camera_dummy_config = { + .supply_name = "camera_vdd", + .microvolts = 2800000, + .gpio = GPIO50_nCAM_EN, + .enable_high = 0, + .init_data = &camera_dummy_initdata, +}; + +static struct platform_device camera_supply_dummy_device = { + .name = "reg-fixed-voltage", + .id = 1, + .dev = { + .platform_data = &camera_dummy_config, + }, +}; +static int a780_camera_reset(struct device *dev) +{ + gpio_set_value(GPIO19_GEN1_CAM_RST, 0); + msleep(10); + gpio_set_value(GPIO19_GEN1_CAM_RST, 1); + + return 0; +} + static int a780_camera_init(void) { int err; @@ -731,73 +767,36 @@ static int a780_camera_init(void) * GPIO50_nCAM_EN is active low * GPIO19_GEN1_CAM_RST is active on rising edge */ - err = gpio_request(GPIO50_nCAM_EN, "nCAM_EN"); - if (err) { - pr_err("%s: Failed to request nCAM_EN\n", __func__); - goto fail; - } - err = gpio_request(GPIO19_GEN1_CAM_RST, "CAM_RST"); if (err) { pr_err("%s: Failed to request CAM_RST\n", __func__); - goto fail_gpio_cam_rst; + return err; } - gpio_direction_output(GPIO50_nCAM_EN, 1); gpio_direction_output(GPIO19_GEN1_CAM_RST, 0); - - return 0; - -fail_gpio_cam_rst: - gpio_free(GPIO50_nCAM_EN); -fail: - return err; -} - -static int a780_camera_power(struct device *dev, int on) -{ - gpio_set_value(GPIO50_nCAM_EN, !on); - return 0; -} - -static int a780_camera_reset(struct device *dev) -{ - gpio_set_value(GPIO19_GEN1_CAM_RST, 0); - msleep(10); - gpio_set_value(GPIO19_GEN1_CAM_RST, 1); + a780_camera_reset(NULL); return 0; } struct pxacamera_platform_data a780_pxacamera_platform_data = { .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | - PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, + PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN | + PXA_CAMERA_PCP, .mclk_10khz = 5000, + .sensor_i2c_adapter_id = 0, + .sensor_i2c_address = 0x5d, }; -static struct i2c_board_info a780_camera_i2c_board_info = { - I2C_BOARD_INFO("mt9m111", 0x5d), -}; - -static struct soc_camera_link a780_iclink = { - .bus_id = 0, - .flags = SOCAM_SENSOR_INVERT_PCLK, - .i2c_adapter_id = 0, - .board_info = &a780_camera_i2c_board_info, - .power = a780_camera_power, - .reset = a780_camera_reset, -}; - -static struct platform_device a780_camera = { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &a780_iclink, +static struct i2c_board_info a780_i2c_board_info[] = { + { + I2C_BOARD_INFO("mt9m111", 0x5d), }, }; static struct platform_device *a780_devices[] __initdata = { &a780_gpio_keys, + &camera_supply_dummy_device, }; static void __init a780_init(void) @@ -811,19 +810,19 @@ static void __init a780_init(void) pxa_set_stuart_info(NULL); pxa_set_i2c_info(NULL); + i2c_register_board_info(0, ARRAY_AND_SIZE(a780_i2c_board_info)); pxa_set_fb_info(NULL, &ezx_fb_info_1); pxa_set_keypad_info(&a780_keypad_platform_data); - if (a780_camera_init() == 0) { + if (a780_camera_init() == 0) pxa_set_camera_info(&a780_pxacamera_platform_data); - platform_device_register(&a780_camera); - } pwm_add_table(ezx_pwm_lookup, ARRAY_SIZE(ezx_pwm_lookup)); platform_add_devices(ARRAY_AND_SIZE(ezx_devices)); platform_add_devices(ARRAY_AND_SIZE(a780_devices)); + regulator_has_full_constraints(); } MACHINE_START(EZX_A780, "Motorola EZX A780") @@ -1001,6 +1000,15 @@ static struct platform_device a910_gpio_keys = { }; /* camera */ +static int a910_camera_reset(struct device *dev) +{ + gpio_set_value(GPIO28_GEN2_CAM_RST, 0); + msleep(10); + gpio_set_value(GPIO28_GEN2_CAM_RST, 1); + + return 0; +} + static int a910_camera_init(void) { int err; @@ -1009,68 +1017,25 @@ static int a910_camera_init(void) * GPIO50_nCAM_EN is active low * GPIO28_GEN2_CAM_RST is active on rising edge */ - err = gpio_request(GPIO50_nCAM_EN, "nCAM_EN"); - if (err) { - pr_err("%s: Failed to request nCAM_EN\n", __func__); - goto fail; - } - err = gpio_request(GPIO28_GEN2_CAM_RST, "CAM_RST"); if (err) { pr_err("%s: Failed to request CAM_RST\n", __func__); - goto fail_gpio_cam_rst; + return err; } - gpio_direction_output(GPIO50_nCAM_EN, 1); gpio_direction_output(GPIO28_GEN2_CAM_RST, 0); - - return 0; - -fail_gpio_cam_rst: - gpio_free(GPIO50_nCAM_EN); -fail: - return err; -} - -static int a910_camera_power(struct device *dev, int on) -{ - gpio_set_value(GPIO50_nCAM_EN, !on); - return 0; -} - -static int a910_camera_reset(struct device *dev) -{ - gpio_set_value(GPIO28_GEN2_CAM_RST, 0); - msleep(10); - gpio_set_value(GPIO28_GEN2_CAM_RST, 1); + a910_camera_reset(NULL); return 0; } struct pxacamera_platform_data a910_pxacamera_platform_data = { .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | - PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, + PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN | + PXA_CAMERA_PCP, .mclk_10khz = 5000, -}; - -static struct i2c_board_info a910_camera_i2c_board_info = { - I2C_BOARD_INFO("mt9m111", 0x5d), -}; - -static struct soc_camera_link a910_iclink = { - .bus_id = 0, - .i2c_adapter_id = 0, - .board_info = &a910_camera_i2c_board_info, - .power = a910_camera_power, - .reset = a910_camera_reset, -}; - -static struct platform_device a910_camera = { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &a910_iclink, - }, + .sensor_i2c_adapter_id = 0, + .sensor_i2c_address = 0x5d, }; /* leds-lp3944 */ @@ -1122,10 +1087,14 @@ static struct i2c_board_info __initdata a910_i2c_board_info[] = { I2C_BOARD_INFO("lp3944", 0x60), .platform_data = &a910_lp3944_leds, }, + { + I2C_BOARD_INFO("mt9m111", 0x5d), + }, }; static struct platform_device *a910_devices[] __initdata = { &a910_gpio_keys, + &camera_supply_dummy_device, }; static void __init a910_init(void) @@ -1145,14 +1114,13 @@ static void __init a910_init(void) pxa_set_keypad_info(&a910_keypad_platform_data); - if (a910_camera_init() == 0) { + if (a910_camera_init() == 0) pxa_set_camera_info(&a910_pxacamera_platform_data); - platform_device_register(&a910_camera); - } pwm_add_table(ezx_pwm_lookup, ARRAY_SIZE(ezx_pwm_lookup)); platform_add_devices(ARRAY_AND_SIZE(ezx_devices)); platform_add_devices(ARRAY_AND_SIZE(a910_devices)); + regulator_has_full_constraints(); } MACHINE_START(EZX_A910, "Motorola EZX A910") diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index ec510ecf8370..cb73a9723d0e 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c @@ -43,21 +43,6 @@ void clear_reset_status(unsigned int mask) } } -unsigned long get_clock_tick_rate(void) -{ - unsigned long clock_tick_rate; - - if (cpu_is_pxa25x()) - clock_tick_rate = 3686400; - else if (machine_is_mainstone()) - clock_tick_rate = 3249600; - else - clock_tick_rate = 3250000; - - return clock_tick_rate; -} -EXPORT_SYMBOL(get_clock_tick_rate); - /* * For non device-tree builds, keep legacy timer init */ @@ -69,8 +54,7 @@ void __init pxa_timer_init(void) pxa27x_clocks_init(); if (cpu_is_pxa3xx()) pxa3xx_clocks_init(); - pxa_timer_nodt_init(IRQ_OST0, io_p2v(0x40a00000), - get_clock_tick_rate()); + pxa_timer_nodt_init(IRQ_OST0, io_p2v(0x40a00000)); } /* diff --git a/arch/arm/mach-pxa/include/mach/hardware.h b/arch/arm/mach-pxa/include/mach/hardware.h index 8d63c211b22f..55064124ca4e 100644 --- a/arch/arm/mach-pxa/include/mach/hardware.h +++ b/arch/arm/mach-pxa/include/mach/hardware.h @@ -303,8 +303,6 @@ */ extern unsigned int get_memclk_frequency_10khz(void); -/* return the clock tick rate of the OS timer */ -extern unsigned long get_clock_tick_rate(void); #endif #endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c index 38a96a193dc4..8a5d0491e73c 100644 --- a/arch/arm/mach-pxa/mioa701.c +++ b/arch/arm/mach-pxa/mioa701.c @@ -57,7 +57,6 @@ #include <linux/platform_data/media/camera-pxa.h> #include <mach/audio.h> #include <mach/smemc.h> -#include <media/soc_camera.h> #include "mioa701.h" @@ -627,6 +626,8 @@ struct pxacamera_platform_data mioa701_pxacamera_platform_data = { .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, .mclk_10khz = 5000, + .sensor_i2c_adapter_id = 0, + .sensor_i2c_address = 0x5d, }; static struct i2c_board_info __initdata mioa701_pi2c_devices[] = { @@ -643,12 +644,6 @@ static struct i2c_board_info mioa701_i2c_devices[] = { }, }; -static struct soc_camera_link iclink = { - .bus_id = 0, /* Match id in pxa27x_device_camera in device.c */ - .board_info = &mioa701_i2c_devices[0], - .i2c_adapter_id = 0, -}; - struct i2c_pxa_platform_data i2c_pdata = { .fast_mode = 1, }; @@ -684,7 +679,6 @@ MIO_SIMPLE_DEV(mioa701_sound, "mioa701-wm9713", NULL) MIO_SIMPLE_DEV(mioa701_board, "mioa701-board", NULL) MIO_SIMPLE_DEV(wm9713_acodec, "wm9713-codec", NULL); MIO_SIMPLE_DEV(gpio_vbus, "gpio-vbus", &gpio_vbus_data); -MIO_SIMPLE_DEV(mioa701_camera, "soc-camera-pdrv",&iclink); static struct platform_device *devices[] __initdata = { &mioa701_gpio_keys, @@ -696,7 +690,6 @@ static struct platform_device *devices[] __initdata = { &power_dev, &docg3, &gpio_vbus, - &mioa701_camera, &mioa701_board, }; @@ -761,6 +754,7 @@ static void __init mioa701_machine_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); gsm_init(); + i2c_register_board_info(0, ARRAY_AND_SIZE(mioa701_i2c_devices)); i2c_register_board_info(1, ARRAY_AND_SIZE(mioa701_pi2c_devices)); pxa_set_i2c_info(&i2c_pdata); pxa27x_set_i2c_power_info(NULL); @@ -769,6 +763,7 @@ static void __init mioa701_machine_init(void) regulator_register_always_on(0, "fixed-5.0V", fixed_5v0_consumers, ARRAY_SIZE(fixed_5v0_consumers), 5000000); + regulator_has_full_constraints(); } static void mioa701_machine_exit(void) diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index 12b94357fbc1..c725baf119e1 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -156,7 +156,7 @@ static int __init __init pxa25x_dt_init_irq(struct device_node *node, struct device_node *parent) { pxa_dt_irq_init(pxa25x_set_wake); - set_handle_irq(ichp_handle_irq); + set_handle_irq(icip_handle_irq); return 0; } diff --git a/arch/arm/mach-pxa/pxa_cplds_irqs.c b/arch/arm/mach-pxa/pxa_cplds_irqs.c index e362f865fcd2..941508585e34 100644 --- a/arch/arm/mach-pxa/pxa_cplds_irqs.c +++ b/arch/arm/mach-pxa/pxa_cplds_irqs.c @@ -120,13 +120,9 @@ static int cplds_probe(struct platform_device *pdev) if (!fpga) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (res) { - fpga->irq = (unsigned int)res->start; - irqflags = res->flags; - } - if (!fpga->irq) - return -ENODEV; + fpga->irq = platform_get_irq(pdev, 0); + if (fpga->irq <= 0) + return fpga->irq; base_irq = platform_get_irq(pdev, 1); if (base_irq < 0) @@ -142,6 +138,7 @@ static int cplds_probe(struct platform_device *pdev) writel(fpga->irq_mask, fpga->base + FPGA_IRQ_MASK_EN); writel(0, fpga->base + FPGA_IRQ_SET_CLR); + irqflags = irq_get_trigger_type(fpga->irq); ret = devm_request_irq(&pdev->dev, fpga->irq, cplds_irq_handler, irqflags, dev_name(&pdev->dev), fpga); if (ret == -ENOSYS) diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 2c150bfc0cd5..67d66c702574 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -31,7 +31,6 @@ #include <linux/input/matrix_keypad.h> #include <linux/regulator/machine.h> #include <linux/io.h> -#include <linux/module.h> #include <linux/reboot.h> #include <linux/memblock.h> diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 3e09beddb6e8..2eb00691b07d 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -378,7 +378,7 @@ void __init sa1100_map_io(void) void __init sa1100_timer_init(void) { - pxa_timer_nodt_init(IRQ_OST0, io_p2v(0x90000000), 3686400); + pxa_timer_nodt_init(IRQ_OST0, io_p2v(0x90000000)); } static struct resource irq_resource = diff --git a/arch/arm/mach-sa1100/include/mach/hardware.h b/arch/arm/mach-sa1100/include/mach/hardware.h index d944fd7e464f..52b8f6d25bef 100644 --- a/arch/arm/mach-sa1100/include/mach/hardware.h +++ b/arch/arm/mach-sa1100/include/mach/hardware.h @@ -43,10 +43,6 @@ # define __REG(x) (*((volatile unsigned long __iomem *)io_p2v(x))) # define __PREG(x) (io_v2p((unsigned long)&(x))) -static inline unsigned long get_clock_tick_rate(void) -{ - return 3686400; -} #else # define __REG(x) io_p2v(x) diff --git a/drivers/clk/pxa/clk-pxa25x.c b/drivers/clk/pxa/clk-pxa25x.c index a98b98e2a9e4..56b0a6027e38 100644 --- a/drivers/clk/pxa/clk-pxa25x.c +++ b/drivers/clk/pxa/clk-pxa25x.c @@ -230,7 +230,7 @@ static struct dummy_clk dummy_clks[] __initdata = { DUMMY_CLK("GPIO11_CLK", NULL, "osc_3_6864mhz"), DUMMY_CLK("GPIO12_CLK", NULL, "osc_32_768khz"), DUMMY_CLK(NULL, "sa1100-rtc", "osc_32_768khz"), - DUMMY_CLK("OSTIMER0", NULL, "osc_32_768khz"), + DUMMY_CLK("OSTIMER0", NULL, "osc_3_6864mhz"), DUMMY_CLK("UARTCLK", "pxa2xx-ir", "STUART"), }; diff --git a/drivers/clocksource/pxa_timer.c b/drivers/clocksource/pxa_timer.c index 3e1cb512f3ce..9cae38eebec2 100644 --- a/drivers/clocksource/pxa_timer.c +++ b/drivers/clocksource/pxa_timer.c @@ -220,17 +220,16 @@ CLOCKSOURCE_OF_DECLARE(pxa_timer, "marvell,pxa-timer", pxa_timer_dt_init); /* * Legacy timer init for non device-tree boards. */ -void __init pxa_timer_nodt_init(int irq, void __iomem *base, - unsigned long clock_tick_rate) +void __init pxa_timer_nodt_init(int irq, void __iomem *base) { struct clk *clk; timer_base = base; clk = clk_get(NULL, "OSTIMER0"); - if (clk && !IS_ERR(clk)) + if (clk && !IS_ERR(clk)) { clk_prepare_enable(clk); - else + pxa_timer_common_init(irq, clk_get_rate(clk)); + } else { pr_crit("%s: unable to get clk\n", __func__); - - pxa_timer_common_init(irq, clock_tick_rate); + } } diff --git a/drivers/watchdog/sa1100_wdt.c b/drivers/watchdog/sa1100_wdt.c index e1d39a1e9628..8965e3f536c3 100644 --- a/drivers/watchdog/sa1100_wdt.c +++ b/drivers/watchdog/sa1100_wdt.c @@ -22,6 +22,7 @@ #include <linux/module.h> #include <linux/moduleparam.h> +#include <linux/clk.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/fs.h> @@ -155,12 +156,27 @@ static struct miscdevice sa1100dog_miscdev = { }; static int margin __initdata = 60; /* (secs) Default is 1 minute */ +static struct clk *clk; static int __init sa1100dog_init(void) { int ret; - oscr_freq = get_clock_tick_rate(); + clk = clk_get(NULL, "OSTIMER0"); + if (IS_ERR(clk)) { + pr_err("SA1100/PXA2xx Watchdog Timer: clock not found: %d\n", + (int) PTR_ERR(clk)); + return PTR_ERR(clk); + } + + ret = clk_prepare_enable(clk); + if (ret) { + pr_err("SA1100/PXA2xx Watchdog Timer: clock failed to prepare+enable: %d\n", + ret); + goto err; + } + + oscr_freq = clk_get_rate(clk); /* * Read the reset status, and save it for later. If @@ -176,11 +192,17 @@ static int __init sa1100dog_init(void) pr_info("SA1100/PXA2xx Watchdog Timer: timer margin %d sec\n", margin); return ret; +err: + clk_disable_unprepare(clk); + clk_put(clk); + return ret; } static void __exit sa1100dog_exit(void) { misc_deregister(&sa1100dog_miscdev); + clk_disable_unprepare(clk); + clk_put(clk); } module_init(sa1100dog_init); diff --git a/include/clocksource/pxa.h b/include/clocksource/pxa.h index 1efbe5a66958..a9a0f03024a4 100644 --- a/include/clocksource/pxa.h +++ b/include/clocksource/pxa.h @@ -12,7 +12,6 @@ #ifndef _CLOCKSOURCE_PXA_H #define _CLOCKSOURCE_PXA_H -extern void pxa_timer_nodt_init(int irq, void __iomem *base, - unsigned long clock_tick_rate); +extern void pxa_timer_nodt_init(int irq, void __iomem *base); #endif |