shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-04-10 15:08:06 +09:00
Code Issues Packages Projects Releases Wiki Activity

rfkill-wlan.c use CONFIG_MFD_SYSCON to compatible rk3368 and rk3288

Browse Source
This commit is contained in:
hwg
2015-03-03 17:56:58 +08:00
parent d65aa5b926
commit fc81f4bf58
1 changed files with 8 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
net/rfkill/rfkill-wlan.c
View File

@@ -636,17 +636,20 @@ static int rockchip_wifi_voltage_select(void)
return -1;
}
} else if(cpu_is_rk3036() || cpu_is_rk312x()) {
} else {
} else { // rk3368
#ifdef CONFIG_MFD_SYSCON
if (voltage > 2700 && voltage < 3500) {
regmap_write(mrfkill->pdata->grf, RK3368_GRF_IO_VSEL, ((1<<3)<<16)|(0<<3)); //3.3
LOG("%s: wifi & sdio reference voltage: 3.3V\n", __func__);
} else if (voltage > 1500 && voltage < 1950) {
regmap_write(mrfkill->pdata->grf, RK3368_GRF_IO_VSEL, ((1<<3)<<16)|(1<<3)); //1.8
LOG("%s: wifi & sdio reference voltage: 1.8V\n", __func__);
} else {
} else
#endif
{
LOG("%s: unsupport wifi & sdio reference voltage!\n", __func__);
return -1;
}
}
}
return 0;
@@ -682,11 +685,13 @@ static int wlan_platdata_parse_dt(struct device *dev,
memset(data, 0, sizeof(*data));
#ifdef CONFIG_MFD_SYSCON
data->grf = syscon_regmap_lookup_by_phandle(node, "rockchip,grf");
if (IS_ERR(data->grf)) {
LOG("can't find rockchip,grf property\n");
return -1;
}
#endif
ret = of_property_read_string(node, "wifi_chip_type", &strings);
if (ret) {