diff options
Diffstat (limited to 'arch/arm/mach-exynos/midas-mhl.c')
| -rw-r--r-- | arch/arm/mach-exynos/midas-mhl.c | 99 |
1 files changed, 93 insertions, 6 deletions
diff --git a/arch/arm/mach-exynos/midas-mhl.c b/arch/arm/mach-exynos/midas-mhl.c index 5a97b00..93f0bb2 100644 --- a/arch/arm/mach-exynos/midas-mhl.c +++ b/arch/arm/mach-exynos/midas-mhl.c @@ -9,7 +9,16 @@ #include <plat/gpio-cfg.h> #include <mach/regs-gpio.h> #include <mach/gpio.h> +#include <linux/mfd/max77693.h> +#include <linux/mfd/max77693-private.h> +#include <linux/power_supply.h> #include "midas.h" +#include <plat/udc-hs.h> + +/*Event of receiving*/ +#define PSY_BAT_NAME "battery" +/*Event of sending*/ +#define PSY_CHG_NAME "max77693-charger" #ifdef CONFIG_SAMSUNG_MHL static void sii9234_cfg_gpio(void) @@ -44,7 +53,8 @@ static void sii9234_cfg_gpio(void) gpio_set_value(GPIO_MHL_RST, GPIO_LEVEL_LOW); #if !defined(CONFIG_MACH_C1_KOR_LGT) && !defined(CONFIG_SAMSUNG_MHL_9290) -#if !defined(CONFIG_MACH_P4NOTE) +#if !defined(CONFIG_MACH_P4NOTE) && !defined(CONFIG_MACH_T0) && \ + !defined(CONFIG_MACH_M3) && !defined(CONFIG_MACH_SLP_T0_LTE) s3c_gpio_cfgpin(GPIO_MHL_SEL, S3C_GPIO_OUTPUT); s3c_gpio_setpull(GPIO_MHL_SEL, S3C_GPIO_PULL_NONE); gpio_set_value(GPIO_MHL_SEL, GPIO_LEVEL_LOW); @@ -81,6 +91,82 @@ static void sii9234_power_onoff(bool on) } } +#ifdef __MHL_NEW_CBUS_MSC_CMD__ +#if defined(CONFIG_MFD_MAX77693) +static int sii9234_usb_op(bool on, int value) +{ + pr_info("func:%s bool on(%d) int value(%d)\n", __func__, on, value); + if (on) { + if (value == 1) + max77693_muic_usb_cb(USB_CABLE_ATTACHED); + else if (value == 2) + max77693_muic_usb_cb(USB_POWERED_HOST_ATTACHED); + else + return 0; + } else { + if (value == 1) + max77693_muic_usb_cb(USB_CABLE_DETACHED); + else if (value == 2) + max77693_muic_usb_cb(USB_POWERED_HOST_DETACHED); + else + return 0; + } + return 1; +} +#endif +static void sii9234_vbus_present(bool on, int value) +{ + struct power_supply *psy = power_supply_get_by_name(PSY_CHG_NAME); + union power_supply_propval power_value; + u8 intval; + pr_info("%s: on(%d), vbus type(%d)\n", __func__, on, value); + + if (!psy) { + pr_err("%s: fail to get %s psy\n", __func__, PSY_CHG_NAME); + return; + } + + power_value.intval = ((POWER_SUPPLY_TYPE_MISC << 4) | + (on << 2) | (value << 0)); + + pr_info("%s: value.intval(0x%x)\n", __func__, power_value.intval); + psy->set_property(psy, POWER_SUPPLY_PROP_ONLINE, &power_value); + + return; +} +#endif + +#ifdef CONFIG_SAMSUNG_MHL_UNPOWERED +static int sii9234_get_vbus_status(void) +{ + struct power_supply *psy = power_supply_get_by_name(PSY_BAT_NAME); + union power_supply_propval value; + u8 intval; + + if (!psy) { + pr_err("%s: fail to get %s psy\n", __func__, PSY_BAT_NAME); + return -1; + } + + psy->get_property(psy, POWER_SUPPLY_PROP_ONLINE, &value); + pr_info("%s: value.intval(0x%x)\n", __func__, value.intval); + + return (int)value.intval; +} + +static void sii9234_otg_control(bool onoff) +{ + otg_control(onoff); + + gpio_request(GPIO_OTG_EN, "USB_OTG_EN"); + gpio_direction_output(GPIO_OTG_EN, onoff); + gpio_free(GPIO_OTG_EN); + + printk(KERN_INFO "[MHL] %s: onoff =%d\n", __func__, onoff); + + return; +} +#endif static void sii9234_reset(void) { printk(KERN_INFO "%s()\n", __func__); @@ -126,12 +212,11 @@ static struct sii9234_platform_data sii9234_pdata = { .hw_onoff = sii9234_power_onoff, .hw_reset = sii9234_reset, .enable_vbus = NULL, -#if defined(__MHL_NEW_CBUS_MSC_CMD__) - .vbus_present = NULL, -#else .vbus_present = NULL, +#ifdef CONFIG_SAMSUNG_MHL_UNPOWERED + .get_vbus_status = sii9234_get_vbus_status, + .sii9234_otg_control = sii9234_otg_control, #endif - #ifdef CONFIG_EXTCON .extcon_name = "max77693-muic", #endif @@ -171,7 +256,9 @@ static int __init midas_mhl_init(void) printk(KERN_ERR "[MHL] adding i2c fail - nodevice\n"); return -ENODEV; } -#if defined(CONFIG_MACH_S2PLUS) || defined(CONFIG_MACH_P4NOTE) +#if defined(CONFIG_MACH_T0_EUR_OPEN) || defined(CONFIG_MACH_T0_CHN_OPEN) + sii9234_pdata.ddc_i2c_num = 6; +#elif defined(CONFIG_MACH_P4NOTE) || defined(CONFIG_MACH_T0) sii9234_pdata.ddc_i2c_num = 5; #else sii9234_pdata.ddc_i2c_num = (system_rev == 3 ? 16 : 5); |