Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
phy: exynos-mipi-video: introduce support for exynos7870
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@disroot.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250612-exynos7870-mipi-phy-v1-2-3fff0b62d9d3@disroot.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
authored by
Kaustabh Chakraborty
and committed by
Vinod Koul
543f5e31
2ac58405
+57
+52
drivers/phy/samsung/phy-exynos-mipi-video.c
+52
drivers/phy/samsung/phy-exynos-mipi-video.c
···
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},
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};
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static const struct mipi_phy_device_desc exynos7870_mipi_phy = {
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.num_regmaps = 3,
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.regmap_names = {
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"samsung,pmu-syscon",
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"samsung,disp-sysreg",
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"samsung,cam-sysreg"
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},
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.num_phys = 4,
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.phys = {
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{
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/* EXYNOS_MIPI_PHY_ID_CSIS0 */
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.coupled_phy_id = EXYNOS_MIPI_PHY_ID_DSIM0,
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.enable_val = EXYNOS4_PHY_ENABLE,
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.enable_reg = EXYNOS7870_MIPI_PHY_CONTROL0,
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.enable_map = EXYNOS_MIPI_REGMAP_PMU,
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.resetn_val = BIT(0),
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.resetn_reg = 0,
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.resetn_map = EXYNOS_MIPI_REGMAP_CAM0,
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}, {
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/* EXYNOS_MIPI_PHY_ID_DSIM0 */
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.coupled_phy_id = EXYNOS_MIPI_PHY_ID_CSIS0,
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.enable_val = EXYNOS4_PHY_ENABLE,
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.enable_reg = EXYNOS7870_MIPI_PHY_CONTROL0,
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.enable_map = EXYNOS_MIPI_REGMAP_PMU,
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.resetn_val = BIT(0),
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.resetn_reg = 0,
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.resetn_map = EXYNOS_MIPI_REGMAP_DISP,
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}, {
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/* EXYNOS_MIPI_PHY_ID_CSIS1 */
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.coupled_phy_id = EXYNOS_MIPI_PHY_ID_NONE,
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.enable_val = EXYNOS4_PHY_ENABLE,
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.enable_reg = EXYNOS7870_MIPI_PHY_CONTROL1,
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.enable_map = EXYNOS_MIPI_REGMAP_PMU,
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.resetn_val = BIT(1),
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.resetn_reg = 0,
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.resetn_map = EXYNOS_MIPI_REGMAP_CAM0,
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}, {
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/* EXYNOS_MIPI_PHY_ID_CSIS2 */
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.coupled_phy_id = EXYNOS_MIPI_PHY_ID_NONE,
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.enable_val = EXYNOS4_PHY_ENABLE,
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.enable_reg = EXYNOS7870_MIPI_PHY_CONTROL2,
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.enable_map = EXYNOS_MIPI_REGMAP_PMU,
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.resetn_val = BIT(2),
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.resetn_reg = 0,
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.resetn_map = EXYNOS_MIPI_REGMAP_CAM0,
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},
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},
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};
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struct exynos_mipi_video_phy {
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struct regmap *regmaps[EXYNOS_MIPI_REGMAPS_NUM];
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int num_phys;
···
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}, {
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.compatible = "samsung,exynos5433-mipi-video-phy",
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.data = &exynos5433_mipi_phy,
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}, {
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.compatible = "samsung,exynos7870-mipi-video-phy",
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.data = &exynos7870_mipi_phy,
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},
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{ /* sentinel */ },
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};
+5
include/linux/soc/samsung/exynos-regs-pmu.h
+5
include/linux/soc/samsung/exynos-regs-pmu.h
···
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/* For Exynos990 */
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#define EXYNOS990_PHY_CTRL_USB20 (0x72C)
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/* For Exynos7870 */
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#define EXYNOS7870_MIPI_PHY_CONTROL0 (0x070c)
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#define EXYNOS7870_MIPI_PHY_CONTROL1 (0x0714)
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#define EXYNOS7870_MIPI_PHY_CONTROL2 (0x0734)
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/* For Tensor GS101 */
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/* PMU ALIVE */
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#define GS101_SYSIP_DAT0 (0x810)