phy: rockchip-inno-usb2: add support of usb2-phy for rk3228 SoCs

This adds support usb2-phy for rk3228 SoCs and amend phy Documentation.

Signed-off-by: Frank Wang <frank.wang@rock-chips.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
index e71a8d2..84d59b0 100644 (file)
--- a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
+++ b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
@@ -2,6 +2,7 @@ ROCKCHIP USB2.0 PHY WITH INNO IP BLOCK
 
 Required properties (phy (parent) node):
  - compatible : should be one of the listed compatibles:
+       * "rockchip,rk3228-usb2phy"
        * "rockchip,rk3328-usb2phy"
        * "rockchip,rk3366-usb2phy"
        * "rockchip,rk3399-usb2phy"

diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index d026b4c..626883d 100644 (file)
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -1144,6 +1144,65 @@ disable_clks:
        return ret;
 }
 
+static const struct rockchip_usb2phy_cfg rk3228_phy_cfgs[] = {
+       {
+               .reg = 0x760,
+               .num_ports      = 2,
+               .clkout_ctl     = { 0x0768, 4, 4, 1, 0 },
+               .port_cfgs      = {
+                       [USB2PHY_PORT_OTG] = {
+                               .phy_sus        = { 0x0760, 15, 0, 0, 0x1d1 },
+                               .bvalid_det_en  = { 0x0680, 3, 3, 0, 1 },
+                               .bvalid_det_st  = { 0x0690, 3, 3, 0, 1 },
+                               .bvalid_det_clr = { 0x06a0, 3, 3, 0, 1 },
+                               .ls_det_en      = { 0x0680, 2, 2, 0, 1 },
+                               .ls_det_st      = { 0x0690, 2, 2, 0, 1 },
+                               .ls_det_clr     = { 0x06a0, 2, 2, 0, 1 },
+                               .utmi_bvalid    = { 0x0480, 4, 4, 0, 1 },
+                               .utmi_ls        = { 0x0480, 3, 2, 0, 1 },
+                       },
+                       [USB2PHY_PORT_HOST] = {
+                               .phy_sus        = { 0x0764, 15, 0, 0, 0x1d1 },
+                               .ls_det_en      = { 0x0680, 4, 4, 0, 1 },
+                               .ls_det_st      = { 0x0690, 4, 4, 0, 1 },
+                               .ls_det_clr     = { 0x06a0, 4, 4, 0, 1 }
+                       }
+               },
+               .chg_det = {
+                       .opmode         = { 0x0760, 3, 0, 5, 1 },
+                       .cp_det         = { 0x0884, 4, 4, 0, 1 },
+                       .dcp_det        = { 0x0884, 3, 3, 0, 1 },
+                       .dp_det         = { 0x0884, 5, 5, 0, 1 },
+                       .idm_sink_en    = { 0x0768, 8, 8, 0, 1 },
+                       .idp_sink_en    = { 0x0768, 7, 7, 0, 1 },
+                       .idp_src_en     = { 0x0768, 9, 9, 0, 1 },
+                       .rdm_pdwn_en    = { 0x0768, 10, 10, 0, 1 },
+                       .vdm_src_en     = { 0x0768, 12, 12, 0, 1 },
+                       .vdp_src_en     = { 0x0768, 11, 11, 0, 1 },
+               },
+       },
+       {
+               .reg = 0x800,
+               .num_ports      = 2,
+               .clkout_ctl     = { 0x0808, 4, 4, 1, 0 },
+               .port_cfgs      = {
+                       [USB2PHY_PORT_OTG] = {
+                               .phy_sus        = { 0x800, 15, 0, 0, 0x1d1 },
+                               .ls_det_en      = { 0x0684, 0, 0, 0, 1 },
+                               .ls_det_st      = { 0x0694, 0, 0, 0, 1 },
+                               .ls_det_clr     = { 0x06a4, 0, 0, 0, 1 }
+                       },
+                       [USB2PHY_PORT_HOST] = {
+                               .phy_sus        = { 0x804, 15, 0, 0, 0x1d1 },
+                               .ls_det_en      = { 0x0684, 1, 1, 0, 1 },
+                               .ls_det_st      = { 0x0694, 1, 1, 0, 1 },
+                               .ls_det_clr     = { 0x06a4, 1, 1, 0, 1 }
+                       }
+               },
+       },
+       { /* sentinel */ }
+};
+
 static const struct rockchip_usb2phy_cfg rk3328_phy_cfgs[] = {
        {
                .reg = 0x100,
@@ -1269,6 +1328,7 @@ static const struct rockchip_usb2phy_cfg rk3399_phy_cfgs[] = {
 };
 
 static const struct of_device_id rockchip_usb2phy_dt_match[] = {
+       { .compatible = "rockchip,rk3228-usb2phy", .data = &rk3228_phy_cfgs },
        { .compatible = "rockchip,rk3328-usb2phy", .data = &rk3328_phy_cfgs },
        { .compatible = "rockchip,rk3366-usb2phy", .data = &rk3366_phy_cfgs },
        { .compatible = "rockchip,rk3399-usb2phy", .data = &rk3399_phy_cfgs },