Add support for Exynos7870 in the existing MIPI CSIS/DSIM driver. The
SoC has one DSIM phy and three CSIS phys.
Signed-off-by: Kaustabh Chakraborty <kauschluss@xxxxxxxxxxx>
---
drivers/phy/samsung/phy-exynos-mipi-video.c | 52 +++++++++++++++++++++++++++++
include/linux/soc/samsung/exynos-regs-pmu.h | 5 +++
2 files changed, 57 insertions(+)
diff --git a/drivers/phy/samsung/phy-exynos-mipi-video.c b/drivers/phy/samsung/phy-exynos-mipi-video.c
index f6756a609a9a0774ecb6e27cf96726891683636c..b184923b9b400f0d536a913bdf32f3156c0a1854 100644
--- a/drivers/phy/samsung/phy-exynos-mipi-video.c
+++ b/drivers/phy/samsung/phy-exynos-mipi-video.c
@@ -213,6 +213,55 @@ static const struct mipi_phy_device_desc exynos5433_mipi_phy = {
},
};
+static const struct mipi_phy_device_desc exynos7870_mipi_phy = {
+ .num_regmaps = 3,
+ .regmap_names = {
+ "samsung,pmu-syscon",
+ "samsung,disp-sysreg",
+ "samsung,cam-sysreg"
+ },
+ .num_phys = 4,
+ .phys = {
+ {
+ /* EXYNOS_MIPI_PHY_ID_CSIS0 */
+ .coupled_phy_id = EXYNOS_MIPI_PHY_ID_DSIM0,
+ .enable_val = EXYNOS4_PHY_ENABLE,
+ .enable_reg = EXYNOS7870_MIPI_PHY_CONTROL0,
+ .enable_map = EXYNOS_MIPI_REGMAP_PMU,
+ .resetn_val = BIT(0),
+ .resetn_reg = 0,
+ .resetn_map = EXYNOS_MIPI_REGMAP_CAM0,
+ }, {
+ /* EXYNOS_MIPI_PHY_ID_DSIM0 */
+ .coupled_phy_id = EXYNOS_MIPI_PHY_ID_CSIS0,
+ .enable_val = EXYNOS4_PHY_ENABLE,
+ .enable_reg = EXYNOS7870_MIPI_PHY_CONTROL0,
+ .enable_map = EXYNOS_MIPI_REGMAP_PMU,
+ .resetn_val = BIT(0),
+ .resetn_reg = 0,
+ .resetn_map = EXYNOS_MIPI_REGMAP_DISP,
+ }, {
+ /* EXYNOS_MIPI_PHY_ID_CSIS1 */
+ .coupled_phy_id = EXYNOS_MIPI_PHY_ID_NONE,
+ .enable_val = EXYNOS4_PHY_ENABLE,
+ .enable_reg = EXYNOS7870_MIPI_PHY_CONTROL1,
+ .enable_map = EXYNOS_MIPI_REGMAP_PMU,
+ .resetn_val = BIT(1),
+ .resetn_reg = 0,
+ .resetn_map = EXYNOS_MIPI_REGMAP_CAM0,
+ }, {
+ /* EXYNOS_MIPI_PHY_ID_CSIS2 */
+ .coupled_phy_id = EXYNOS_MIPI_PHY_ID_NONE,
+ .enable_val = EXYNOS4_PHY_ENABLE,
+ .enable_reg = EXYNOS7870_MIPI_PHY_CONTROL2,
+ .enable_map = EXYNOS_MIPI_REGMAP_PMU,
+ .resetn_val = BIT(2),
+ .resetn_reg = 0,
+ .resetn_map = EXYNOS_MIPI_REGMAP_CAM0,
+ },
+ },
+};
+
struct exynos_mipi_video_phy {
struct regmap *regmaps[EXYNOS_MIPI_REGMAPS_NUM];
int num_phys;
@@ -351,6 +400,9 @@ static const struct of_device_id exynos_mipi_video_phy_of_match[] = {
}, {
.compatible = "samsung,exynos5433-mipi-video-phy",
.data = &exynos5433_mipi_phy,
+ }, {
+ .compatible = "samsung,exynos7870-mipi-video-phy",
+ .data = &exynos7870_mipi_phy,
},
{ /* sentinel */ },
};
diff --git a/include/linux/soc/samsung/exynos-regs-pmu.h b/include/linux/soc/samsung/exynos-regs-pmu.h
index 1a2c0e0838f99821151661878f022f2129a0c19b..8fd59994bca76a6bf21306337f0b47ccb5a22adc 100644
--- a/include/linux/soc/samsung/exynos-regs-pmu.h
+++ b/include/linux/soc/samsung/exynos-regs-pmu.h
@@ -662,6 +662,11 @@
#define EXYNOS5433_PAD_RETENTION_UFS_OPTION (0x3268)
#define EXYNOS5433_PAD_RETENTION_FSYSGENIO_OPTION (0x32A8)
+/* For Exynos7870 */
+#define EXYNOS7870_MIPI_PHY_CONTROL0 (0x070c)
+#define EXYNOS7870_MIPI_PHY_CONTROL1 (0x0714)
+#define EXYNOS7870_MIPI_PHY_CONTROL2 (0x0734)
+
/* For Tensor GS101 */
/* PMU ALIVE */
#define GS101_SYSIP_DAT0 (0x810)
