phy: phy-brcm-usb: support PHY on the BCM4908

BCM4908 seems to have slightly different registers but works when
programmed just like the STB one.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20210106205838.10964-3-zajec5@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/phy/broadcom/Kconfig b/drivers/phy/broadcom/Kconfig
index a1f1a9c..0925633 100644 (file)
--- a/drivers/phy/broadcom/Kconfig
+++ b/drivers/phy/broadcom/Kconfig
@@ -91,10 +91,11 @@ config PHY_BRCM_SATA
 
 config PHY_BRCM_USB
        tristate "Broadcom STB USB PHY driver"
-       depends on ARCH_BRCMSTB || COMPILE_TEST
+       depends on ARCH_BCM4908 || ARCH_BRCMSTB || COMPILE_TEST
        depends on OF
        select GENERIC_PHY
        select SOC_BRCMSTB
+       default ARCH_BCM4908
        default ARCH_BRCMSTB
        help
          Enable this to support the Broadcom STB USB PHY.

diff --git a/drivers/phy/broadcom/phy-brcm-usb.c b/drivers/phy/broadcom/phy-brcm-usb.c
index c7d751b..116fb23 100644 (file)
--- a/drivers/phy/broadcom/phy-brcm-usb.c
+++ b/drivers/phy/broadcom/phy-brcm-usb.c
@@ -287,6 +287,10 @@ static const struct match_chip_info chip_info_7445 = {
 
 static const struct of_device_id brcm_usb_dt_ids[] = {
        {
+               .compatible = "brcm,bcm4908-usb-phy",
+               .data = &chip_info_7445,
+       },
+       {
                .compatible = "brcm,bcm7216-usb-phy",
                .data = &chip_info_7216,
        },