diff options
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index dc2db47a1c7..8dbd5dbb78f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -38,7 +38,9 @@ #include <brcm_hw_ids.h> #include <brcmu_utils.h> #include <brcmu_wifi.h> +#include <chipcommon.h> #include <soc.h> +#include "chip.h" #include "dhd_bus.h" #include "dhd_dbg.h" #include "sdio_host.h" @@ -118,6 +120,7 @@ int brcmf_sdiod_intr_register(struct brcmf_sdio_dev *sdiodev) { int ret = 0; u8 data; + u32 addr, gpiocontrol; unsigned long flags; if ((sdiodev->pdata) && (sdiodev->pdata->oob_irq_supported)) { @@ -147,6 +150,19 @@ int brcmf_sdiod_intr_register(struct brcmf_sdio_dev *sdiodev) sdio_claim_host(sdiodev->func[1]); + if (sdiodev->bus_if->chip == BRCM_CC_43362_CHIP_ID) { + /* assign GPIO to SDIO core */ + addr = CORE_CC_REG(SI_ENUM_BASE, gpiocontrol); + gpiocontrol = brcmf_sdiod_regrl(sdiodev, addr, &ret); + gpiocontrol |= 0x2; + brcmf_sdiod_regwl(sdiodev, addr, gpiocontrol, &ret); + + brcmf_sdiod_regwb(sdiodev, SBSDIO_GPIO_SELECT, 0xf, + &ret); + brcmf_sdiod_regwb(sdiodev, SBSDIO_GPIO_OUT, 0, &ret); + brcmf_sdiod_regwb(sdiodev, SBSDIO_GPIO_EN, 0x2, &ret); + } + /* must configure SDIO_CCCR_IENx to enable irq */ data = brcmf_sdiod_regrb(sdiodev, SDIO_CCCR_IENx, &ret); data |= 1 << SDIO_FUNC_1 | 1 << SDIO_FUNC_2 | 1; |