diff options
Diffstat (limited to 'arch/arm/plat-s3c24xx/neo1973_pm_bt.c')
| -rw-r--r-- | arch/arm/plat-s3c24xx/neo1973_pm_bt.c | 71 |
1 files changed, 62 insertions, 9 deletions
diff --git a/arch/arm/plat-s3c24xx/neo1973_pm_bt.c b/arch/arm/plat-s3c24xx/neo1973_pm_bt.c index d685ef7a490..8f5be88f947 100644 --- a/arch/arm/plat-s3c24xx/neo1973_pm_bt.c +++ b/arch/arm/plat-s3c24xx/neo1973_pm_bt.c @@ -16,12 +16,19 @@ #include <linux/kernel.h> #include <linux/platform_device.h> -#include <linux/pcf50606.h> - #include <asm/hardware.h> #include <asm/mach-types.h> + +#ifdef CONFIG_MACH_NEO1973_GTA01 #include <asm/arch/gta01.h> +#include <linux/pcf50606.h> +#endif + +#ifdef CONFIG_MACH_NEO1973_GTA02 #include <asm/arch/gta02.h> +#include <linux/pcf50633.h> +#endif + #define DRVMSG "FIC Neo1973 Bluetooth Power Management" @@ -30,6 +37,8 @@ static ssize_t bt_read(struct device *dev, struct device_attribute *attr, { if (!strcmp(attr->attr.name, "power_on")) { switch (machine_arch_type) { + +#ifdef CONFIG_MACH_NEO1973_GTA01 case MACH_TYPE_NEO1973_GTA01: if (pcf50606_onoff_get(pcf50606_global, PCF50606_REGULATOR_D1REG) && @@ -37,21 +46,33 @@ static ssize_t bt_read(struct device *dev, struct device_attribute *attr, PCF50606_REGULATOR_D1REG) == 3100) goto out_1; break; +#endif /* CONFIG_MACH_NEO1973_GTA01 */ + +#ifdef CONFIG_MACH_NEO1973_GTA02 case MACH_TYPE_NEO1973_GTA02: if (s3c2410_gpio_getpin(GTA02_GPIO_BT_EN)) goto out_1; break; +#endif /* CONFIG_MACH_NEO1973_GTA02 */ + } } else if (!strcmp(attr->attr.name, "reset")) { switch (machine_arch_type) { + +#ifdef CONFIG_MACH_NEO1973_GTA01 case MACH_TYPE_NEO1973_GTA01: if (s3c2410_gpio_getpin(GTA01_GPIO_BT_EN) == 0) goto out_1; break; +#endif /* CONFIG_MACH_NEO1973_GTA01 */ + +#ifdef CONFIG_MACH_NEO1973_GTA02 case MACH_TYPE_NEO1973_GTA02: if (s3c2410_gpio_getpin(GTA02_GPIO_BT_EN) == 0) goto out_1; break; +#endif /* CONFIG_MACH_NEO1973_GTA02 */ + } } @@ -64,9 +85,12 @@ static ssize_t bt_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { unsigned long on = simple_strtoul(buf, NULL, 10); + unsigned int vol; if (!strcmp(attr->attr.name, "power_on")) { switch (machine_arch_type) { + +#ifdef CONFIG_MACH_NEO1973_GTA01 case MACH_TYPE_NEO1973_GTA01: /* if we are powering up, assert reset, then power, * then release reset */ @@ -80,22 +104,39 @@ static ssize_t bt_write(struct device *dev, struct device_attribute *attr, PCF50606_REGULATOR_D1REG, on); s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, on); break; +#endif /* CONFIG_MACH_NEO1973_GTA01 */ + +#ifdef CONFIG_MACH_NEO1973_GTA02 case MACH_TYPE_NEO1973_GTA02: + s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, on ? 0 : 1); if (on) - s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, 0); - else - s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, 1); + pcf50633_voltage_set(pcf50633_global, + PCF50633_REGULATOR_LDO4, 3200); + pcf50633_onoff_set(pcf50633_global, + PCF50633_REGULATOR_LDO4, on); + vol = pcf50633_voltage_get(pcf50633_global, + PCF50633_REGULATOR_LDO4); + dev_info(dev, "GTA02 Set PCF50633 LDO4 = %d\n", vol); break; +#endif /* CONFIG_MACH_NEO1973_GTA02 */ + } } else if (!strcmp(attr->attr.name, "reset")) { /* reset is low-active, so we need to invert */ switch (machine_arch_type) { + +#ifdef CONFIG_MACH_NEO1973_GTA01 case MACH_TYPE_NEO1973_GTA01: s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, on ? 0 : 1); break; +#endif /* CONFIG_MACH_NEO1973_GTA01 */ + +#ifdef CONFIG_MACH_NEO1973_GTA02 case MACH_TYPE_NEO1973_GTA02: s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, on ? 0 : 1); break; +#endif /* CONFIG_MACH_NEO1973_GTA02 */ + } } @@ -143,18 +184,30 @@ static int __init gta01_bt_probe(struct platform_device *pdev) dev_info(&pdev->dev, DRVMSG ": starting\n"); switch (machine_arch_type) { + +#ifdef CONFIG_MACH_NEO1973_GTA01 case MACH_TYPE_NEO1973_GTA01: /* we make sure that the voltage is off */ pcf50606_onoff_set(pcf50606_global, PCF50606_REGULATOR_D1REG, 0); + /* we pull reset to low to make sure that the chip doesn't + * drain power through the reset line */ + s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, 0); break; +#endif /* CONFIG_MACH_NEO1973_GTA01 */ + +#ifdef CONFIG_MACH_NEO1973_GTA02 case MACH_TYPE_NEO1973_GTA02: - /* FIXME: implementation */ + /* we make sure that the voltage is off */ + pcf50633_onoff_set(pcf50633_global, + PCF50633_REGULATOR_LDO4, 0); + /* we pull reset to low to make sure that the chip doesn't + * drain power through the reset line */ + s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, 0); break; +#endif /* CONFIG_MACH_NEO1973_GTA02 */ + } - /* we pull reset to low to make sure that the chip doesn't - * drain power through the reset line */ - s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, 0); return sysfs_create_group(&pdev->dev.kobj, >a01_bt_attr_group); } |