diff options
Diffstat (limited to 'arch/arm/mach-s3c2440')
| -rw-r--r-- | arch/arm/mach-s3c2440/gta02-fiq.c | 9 | ||||
| -rw-r--r-- | arch/arm/mach-s3c2440/mach-gta02.c | 91 |
2 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2440/gta02-fiq.c b/arch/arm/mach-s3c2440/gta02-fiq.c index 78a6501d5be..d91c52341d5 100644 --- a/arch/arm/mach-s3c2440/gta02-fiq.c +++ b/arch/arm/mach-s3c2440/gta02-fiq.c @@ -7,6 +7,7 @@ #include <linux/io.h> #include <linux/pwm.h> #include <linux/err.h> +#include <linux/hdq.h> /* ------------------------------------------------------------------------------- * GTA02 FIQ related @@ -17,6 +18,11 @@ #define DIVISOR_FROM_US(x) ((x) << 3) +#ifdef CONFIG_HDQ_GPIO_BITBANG +#define FIQ_DIVISOR_HDQ DIVISOR_FROM_US(HDQ_SAMPLE_PERIOD_US) +extern int hdq_fiq_handler(void); +#endif + /* Global data related to our fiq source */ static uint32_t gta02_fiq_ack_mask; static const int gta02_gta02_fiq_timer_id = 2; @@ -35,6 +41,9 @@ void gta02_fiq_handler(void) * thankfully and taken care of by the fiq-basis patch */ +#ifdef CONFIG_HDQ_GPIO_BITBANG + keep_running = hdq_fiq_handler(); +#endif if (!keep_running) { /* Disable irq */ intmask = __raw_readl(S3C2410_INTMSK); diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c index be8782b80e5..3f1da153bd2 100644 --- a/arch/arm/mach-s3c2440/mach-gta02.c +++ b/arch/arm/mach-s3c2440/mach-gta02.c @@ -103,6 +103,9 @@ #include <mach/gta02-fiq.h> +#include <linux/hdq.h> +#include <linux/bq27000_battery.h> + #include <linux/jbt6k74.h> #include <linux/glamofb.h> #include <linux/mfd/glamo.h> @@ -369,6 +372,20 @@ static struct platform_device gta02_glamo_dev = { #define ADC_NOM_CHG_DETECT_1A 6 #define ADC_NOM_CHG_DETECT_USB 43 +static int gta02_get_charger_online_status(void) +{ + struct pcf50633 *pcf = gta02_pcf; + + return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE; +} + +static int gta02_get_charger_active_status(void) +{ + struct pcf50633 *pcf = gta02_pcf; + + return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ACTIVE; +} + static void gta02_configure_pmu_for_charger(struct pcf50633 *pcf, void *unused, int res) { @@ -437,6 +454,8 @@ static void gta02_udc_vbus_draw(unsigned int ma) #else /* !CONFIG_CHARGER_PCF50633 */ #define gta02_pmu_event_callback NULL #define gta02_udc_vbus_draw NULL +#define gta02_get_charger_online_status NULL +#define gta02_get_charger_active_status NULL #endif /* @@ -869,6 +888,67 @@ static struct platform_device gta02_pwm_leds_device = { } }; +/* BQ27000 Battery */ + +struct bq27000_platform_data bq27000_pdata = { + .name = "battery", + .rsense_mohms = 20, + .hdq_read = hdq_read, + .hdq_write = hdq_write, + .hdq_initialized = hdq_initialized, + .get_charger_online_status = gta02_get_charger_online_status, + .get_charger_active_status = gta02_get_charger_active_status +}; + +struct platform_device bq27000_battery_device = { + .name = "bq27000-battery", + .dev = { + .platform_data = &bq27000_pdata, + }, +}; + +/* HDQ */ + +static void gta02_hdq_gpio_direction_out(void) +{ + s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_OUTPUT); +} + +static void gta02_hdq_gpio_direction_in(void) +{ + s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_INPUT); +} + +static void gta02_hdq_gpio_set_value(int val) +{ + s3c2410_gpio_setpin(GTA02v5_GPIO_HDQ, val); +} + +static int gta02_hdq_gpio_get_value(void) +{ + return s3c2410_gpio_getpin(GTA02v5_GPIO_HDQ); +} + +struct hdq_platform_data gta02_hdq_platform_data = { + .gpio_dir_out = gta02_hdq_gpio_direction_out, + .gpio_dir_in = gta02_hdq_gpio_direction_in, + .gpio_set = gta02_hdq_gpio_set_value, + .gpio_get = gta02_hdq_gpio_get_value, + + .enable_fiq = gta02_fiq_enable, + .disable_fiq = gta02_fiq_disable, + .kick_fiq = gta02_fiq_kick, +}; + +struct platform_device gta02_hdq_device = { + .name = "hdq", + .id = -1, + .dev = { + .platform_data = >a02_hdq_platform_data, + .parent = &s3c_device_timer[2].dev, + }, +}; + static void __init gta02_map_io(void) { s3c24xx_init_io(gta02_iodesc, ARRAY_SIZE(gta02_iodesc)); @@ -906,6 +986,7 @@ static struct platform_device *gta02_devices[] __initdata = { /* These guys DO need to be children of PMU. */ static struct platform_device *gta02_devices_pmu_children[] = { + >a02_hdq_device, }; /* @@ -952,6 +1033,11 @@ static struct platform_device* gta02_gsm_supply_children[] = { >a02_pm_gsm_dev, }; +static struct platform_device* gta02_hdq_children[] = { + &bq27000_battery_device, +}; + + static struct gta02_device_children gta02_device_children[] = { { .dev_name = "pcf50633-gpio", @@ -967,6 +1053,11 @@ static struct gta02_device_children gta02_device_children[] = { .dev_name = "spi2.0", .probed_callback = gta02_jbt6k74_probe_completed, }, + { + .dev_name = "hdq", + .num_children = 1, + .children = gta02_hdq_children, + }, }; static int gta02_add_child_devices(struct device *parent, |