Re: [PATCH 17/17] phy: qcom-qmp-combo: drop redundant DP config flag
From: Neil Armstrong
Date: Tue Sep 20 2022 - 09:53:56 EST
On 20/09/2022 09:38, Johan Hovold wrote:
Drop the DP_COM control block flag from the configuration data, which is
set for all combo PHYs and hence no longer needed since the QMP driver
split.
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
---
drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 63 +++++++----------------
1 file changed, 18 insertions(+), 45 deletions(-)
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
index 417e0fcf1a9f..ad3b0aa22048 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
@@ -876,9 +876,6 @@ struct qmp_phy_cfg {
int pwrdn_delay_min;
int pwrdn_delay_max;
- /* true, if PHY has a separate DP_COM control block */
- bool has_phy_dp_com_ctrl;
-
/* Offset from PCS to PCS_USB region */
unsigned int pcs_usb_offset;
@@ -1051,8 +1048,6 @@ static const struct qmp_phy_cfg sc7180_usb3phy_cfg = {
.has_pwrdn_delay = true,
.pwrdn_delay_min = POWER_DOWN_DELAY_US_MIN,
.pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX,
-
- .has_phy_dp_com_ctrl = true,
};
static const struct qmp_phy_cfg sc7180_dpphy_cfg = {
@@ -1086,8 +1081,6 @@ static const struct qmp_phy_cfg sc7180_dpphy_cfg = {
.num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
.regs = qmp_v3_usb3phy_regs_layout,
- .has_phy_dp_com_ctrl = true,
-
.dp_aux_init = qcom_qmp_v3_phy_dp_aux_init,
.configure_dp_tx = qcom_qmp_v3_phy_configure_dp_tx,
.configure_dp_phy = qcom_qmp_v3_phy_configure_dp_phy,
@@ -1126,8 +1119,6 @@ static const struct qmp_phy_cfg sdm845_usb3phy_cfg = {
.has_pwrdn_delay = true,
.pwrdn_delay_min = POWER_DOWN_DELAY_US_MIN,
.pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX,
-
- .has_phy_dp_com_ctrl = true,
};
static const struct qmp_phy_combo_cfg sdm845_usb3dpphy_cfg = {
@@ -1166,8 +1157,6 @@ static const struct qmp_phy_cfg sm8150_usb3phy_cfg = {
.has_pwrdn_delay = true,
.pwrdn_delay_min = POWER_DOWN_DELAY_US_MIN,
.pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX,
-
- .has_phy_dp_com_ctrl = true,
};
static const struct qmp_phy_cfg sc8180x_dpphy_cfg = {
@@ -1201,8 +1190,6 @@ static const struct qmp_phy_cfg sc8180x_dpphy_cfg = {
.num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
.regs = qmp_v3_usb3phy_regs_layout,
- .has_phy_dp_com_ctrl = true,
-
.dp_aux_init = qcom_qmp_v4_phy_dp_aux_init,
.configure_dp_tx = qcom_qmp_v4_phy_configure_dp_tx,
.configure_dp_phy = qcom_qmp_v4_phy_configure_dp_phy,
@@ -1242,8 +1229,6 @@ static const struct qmp_phy_cfg sc8280xp_usb43dp_usb_cfg = {
.has_pwrdn_delay = true,
.pwrdn_delay_min = POWER_DOWN_DELAY_US_MIN,
.pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX,
-
- .has_phy_dp_com_ctrl = true,
};
static const struct qmp_phy_cfg sc8280xp_usb43dp_dp_cfg = {
@@ -1277,8 +1262,6 @@ static const struct qmp_phy_cfg sc8280xp_usb43dp_dp_cfg = {
.num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
.regs = qmp_v4_usb3phy_regs_layout,
- .has_phy_dp_com_ctrl = true,
-
.dp_aux_init = qcom_qmp_v4_phy_dp_aux_init,
.configure_dp_tx = qcom_qmp_v4_phy_configure_dp_tx,
.configure_dp_phy = qcom_qmp_v5_phy_configure_dp_phy,
@@ -1320,8 +1303,6 @@ static const struct qmp_phy_cfg sm8250_usb3phy_cfg = {
.has_pwrdn_delay = true,
.pwrdn_delay_min = POWER_DOWN_DELAY_US_MIN,
.pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX,
-
- .has_phy_dp_com_ctrl = true,
};
static const struct qmp_phy_cfg sm8250_dpphy_cfg = {
@@ -1355,8 +1336,6 @@ static const struct qmp_phy_cfg sm8250_dpphy_cfg = {
.num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
.regs = qmp_v4_usb3phy_regs_layout,
- .has_phy_dp_com_ctrl = true,
-
.dp_aux_init = qcom_qmp_v4_phy_dp_aux_init,
.configure_dp_tx = qcom_qmp_v4_phy_configure_dp_tx,
.configure_dp_phy = qcom_qmp_v4_phy_configure_dp_phy,
@@ -1995,28 +1974,25 @@ static int qmp_combo_com_init(struct qmp_phy *qphy)
if (ret)
goto err_assert_reset;
- if (cfg->has_phy_dp_com_ctrl) {
- qphy_setbits(dp_com, QPHY_V3_DP_COM_POWER_DOWN_CTRL,
- SW_PWRDN);
- /* override hardware control for reset of qmp phy */
- qphy_setbits(dp_com, QPHY_V3_DP_COM_RESET_OVRD_CTRL,
- SW_DPPHY_RESET_MUX | SW_DPPHY_RESET |
- SW_USB3PHY_RESET_MUX | SW_USB3PHY_RESET);
+ qphy_setbits(dp_com, QPHY_V3_DP_COM_POWER_DOWN_CTRL, SW_PWRDN);
- /* Default type-c orientation, i.e CC1 */
- qphy_setbits(dp_com, QPHY_V3_DP_COM_TYPEC_CTRL, 0x02);
+ /* override hardware control for reset of qmp phy */
+ qphy_setbits(dp_com, QPHY_V3_DP_COM_RESET_OVRD_CTRL,
+ SW_DPPHY_RESET_MUX | SW_DPPHY_RESET |
+ SW_USB3PHY_RESET_MUX | SW_USB3PHY_RESET);
- qphy_setbits(dp_com, QPHY_V3_DP_COM_PHY_MODE_CTRL,
- USB3_MODE | DP_MODE);
+ /* Default type-c orientation, i.e CC1 */
+ qphy_setbits(dp_com, QPHY_V3_DP_COM_TYPEC_CTRL, 0x02);
- /* bring both QMP USB and QMP DP PHYs PCS block out of reset */
- qphy_clrbits(dp_com, QPHY_V3_DP_COM_RESET_OVRD_CTRL,
- SW_DPPHY_RESET_MUX | SW_DPPHY_RESET |
- SW_USB3PHY_RESET_MUX | SW_USB3PHY_RESET);
+ qphy_setbits(dp_com, QPHY_V3_DP_COM_PHY_MODE_CTRL, USB3_MODE | DP_MODE);
- qphy_clrbits(dp_com, QPHY_V3_DP_COM_SWI_CTRL, 0x03);
- qphy_clrbits(dp_com, QPHY_V3_DP_COM_SW_RESET, SW_RESET);
- }
+ /* bring both QMP USB and QMP DP PHYs PCS block out of reset */
+ qphy_clrbits(dp_com, QPHY_V3_DP_COM_RESET_OVRD_CTRL,
+ SW_DPPHY_RESET_MUX | SW_DPPHY_RESET |
+ SW_USB3PHY_RESET_MUX | SW_USB3PHY_RESET);
+
+ qphy_clrbits(dp_com, QPHY_V3_DP_COM_SWI_CTRL, 0x03);
+ qphy_clrbits(dp_com, QPHY_V3_DP_COM_SW_RESET, SW_RESET);
if (cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL])
qphy_setbits(pcs,
@@ -2838,12 +2814,9 @@ static int qmp_combo_probe(struct platform_device *pdev)
if (IS_ERR(serdes))
return PTR_ERR(serdes);
- /* per PHY dp_com; if PHY has dp_com control block */
- if (cfg->has_phy_dp_com_ctrl) {
- qmp->dp_com = devm_platform_ioremap_resource(pdev, 1);
- if (IS_ERR(qmp->dp_com))
- return PTR_ERR(qmp->dp_com);
- }
+ qmp->dp_com = devm_platform_ioremap_resource(pdev, 1);
+ if (IS_ERR(qmp->dp_com))
+ return PTR_ERR(qmp->dp_com);
/* Only two serdes for combo PHY */
dp_serdes = devm_platform_ioremap_resource(pdev, 2);
Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>