The Exynos990 usbdrd PHY is a combo PHY which supports USB SS, HS and
DisplayPort outputs. This commit adds support only for UTMI+ (USB HS).
Signed-off-by: Igor Belwon <igor.belwon@xxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/phy/samsung/phy-exynos5-usbdrd.c | 32 +++++++++++++++++++++++++++++
include/linux/soc/samsung/exynos-regs-pmu.h | 3 +++
2 files changed, 35 insertions(+)
diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c
index ff2436f11d6842b2503b2a603eb7a512d2f85018..a68926ac3b6a00282e51e552cb9ffdad95ab5152 100644
--- a/drivers/phy/samsung/phy-exynos5-usbdrd.c
+++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c
@@ -1584,6 +1584,35 @@ static const struct exynos5_usbdrd_phy_drvdata exynos850_usbdrd_phy = {
.n_regulators = ARRAY_SIZE(exynos5_regulator_names),
};
+static const struct exynos5_usbdrd_phy_tuning exynos990_tunes_utmi_postinit[] = {
+ PHY_TUNING_ENTRY_PHY(EXYNOS850_DRD_HSPPARACON,
+ (HSPPARACON_TXVREF |
+ HSPPARACON_TXPREEMPAMP | HSPPARACON_SQRX |
+ HSPPARACON_COMPDIS),
+ (FIELD_PREP_CONST(HSPPARACON_TXVREF, 7) |
+ FIELD_PREP_CONST(HSPPARACON_TXPREEMPAMP, 3) |
+ FIELD_PREP_CONST(HSPPARACON_SQRX, 5) |
+ FIELD_PREP_CONST(HSPPARACON_COMPDIS, 7))),
+ PHY_TUNING_ENTRY_LAST
+};
+
+static const struct exynos5_usbdrd_phy_tuning *exynos990_tunes[PTS_MAX] = {
+ [PTS_UTMI_POSTINIT] = exynos990_tunes_utmi_postinit,
+};
+
+static const struct exynos5_usbdrd_phy_drvdata exynos990_usbdrd_phy = {
+ .phy_cfg = phy_cfg_exynos850,
+ .phy_ops = &exynos850_usbdrd_phy_ops,
+ .phy_tunes = exynos990_tunes,
+ .pmu_offset_usbdrd0_phy = EXYNOS990_PHY_CTRL_USB20,
+ .clk_names = exynos5_clk_names,
+ .n_clks = ARRAY_SIZE(exynos5_clk_names),
+ .core_clk_names = exynos5_core_clk_names,
+ .n_core_clks = ARRAY_SIZE(exynos5_core_clk_names),
+ .regulator_names = exynos5_regulator_names,
+ .n_regulators = ARRAY_SIZE(exynos5_regulator_names),
+};
+
static const struct exynos5_usbdrd_phy_config phy_cfg_gs101[] = {
{
.id = EXYNOS5_DRDPHY_UTMI,
@@ -1781,6 +1810,9 @@ static const struct of_device_id exynos5_usbdrd_phy_of_match[] = {
}, {
.compatible = "samsung,exynos850-usbdrd-phy",
.data = &exynos850_usbdrd_phy
+ }, {
+ .compatible = "samsung,exynos990-usbdrd-phy",
+ .data = &exynos990_usbdrd_phy
},
{ },
};
diff --git a/include/linux/soc/samsung/exynos-regs-pmu.h b/include/linux/soc/samsung/exynos-regs-pmu.h
index ce1a3790d6fb0400021f5cc22394afedfb742152..4b2c44640b17c6c87acf26a82fd9c5003b65d433 100644
--- a/include/linux/soc/samsung/exynos-regs-pmu.h
+++ b/include/linux/soc/samsung/exynos-regs-pmu.h
@@ -657,6 +657,9 @@
#define EXYNOS5433_PAD_RETENTION_UFS_OPTION (0x3268)
#define EXYNOS5433_PAD_RETENTION_FSYSGENIO_OPTION (0x32A8)
+/* For Exynos990 */
+#define EXYNOS990_PHY_CTRL_USB20 (0x72C)
+
/* For Tensor GS101 */
#define GS101_SYSIP_DAT0 (0x810)
#define GS101_SYSTEM_CONFIGURATION (0x3A00)
--
2.47.2
