add rk3288 support to Rockchip DPHY driver
tested on tinkerbaord with ov5647 using command
cam -c 1 -C -F cap
Reported-by: Karthik Poduval <karthik.poduval@xxxxxxxxx>
Signed-off-by: Karthik Poduval <karthik.poduval@xxxxxxxxx>
---
.../bindings/phy/rockchip-mipi-dphy-rx0.yaml | 1 +
.../phy-rockchip-dphy-rx0.c | 69 +++++++++++++++++++
2 files changed, 70 insertions(+)
diff --git a/drivers/staging/media/phy-rockchip-dphy-rx0/Documentation/devicetree/bindings/phy/rockchip-mipi-dphy-rx0.yaml b/drivers/staging/media/phy-rockchip-dphy-rx0/Documentation/devicetree/bindings/phy/rockchip-mipi-dphy-rx0.yaml
index 5dacece35702..8927c36de532 100644
--- a/drivers/staging/media/phy-rockchip-dphy-rx0/Documentation/devicetree/bindings/phy/rockchip-mipi-dphy-rx0.yaml
+++ b/drivers/staging/media/phy-rockchip-dphy-rx0/Documentation/devicetree/bindings/phy/rockchip-mipi-dphy-rx0.yaml
@@ -17,6 +17,7 @@ description: |
properties:
compatible:
const: rockchip,rk3399-mipi-dphy-rx0
+ const: rockchip,rk3288-mipi-dphy-rx0
reg:
maxItems: 1
diff --git a/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c b/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c
index 7c4df6d48c43..36fc1b1ee7ae 100644
--- a/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c
+++ b/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c
@@ -26,6 +26,15 @@
#include <linux/platform_device.h>
#include <linux/regmap.h>
+#define RK3288_GRF_SOC_CON6 0x025c
+#define RK3288_GRF_SOC_CON8 0x0264
+#define RK3288_GRF_SOC_CON9 0x0268
+#define RK3288_GRF_SOC_CON10 0x026c
+#define RK3288_GRF_SOC_CON14 0x027c
+#define RK3288_GRF_SOC_STATUS21 0x02d4
+#define RK3288_GRF_IO_VSEL 0x0380
+#define RK3288_GRF_SOC_CON15 0x03a4
+
#define RK3399_GRF_SOC_CON9 0x6224
#define RK3399_GRF_SOC_CON21 0x6254
#define RK3399_GRF_SOC_CON22 0x6258
@@ -47,6 +56,19 @@ struct hsfreq_range {
u8 cfg_bit;
};
+static const struct hsfreq_range rk3288_mipidphy_hsfreq_ranges[] = {
+ { 89, 0x00}, { 99, 0x10}, { 109, 0x20}, { 129, 0x01},
+ { 139, 0x11}, { 149, 0x21}, { 169, 0x02}, { 179, 0x12},
+ { 199, 0x22}, { 219, 0x03}, { 239, 0x13}, { 249, 0x23},
+ { 269, 0x04}, { 299, 0x14}, { 329, 0x05}, { 359, 0x15},
+ { 399, 0x25}, { 449, 0x06}, { 499, 0x16}, { 549, 0x07},
+ { 599, 0x17}, { 649, 0x08}, { 699, 0x18}, { 749, 0x09},
+ { 799, 0x19}, { 849, 0x29}, { 899, 0x39}, { 949, 0x0a},
+ { 999, 0x1a}, {1049, 0x2a}, {1099, 0x3a}, {1149, 0x0b},
+ {1199, 0x1b}, {1249, 0x2b}, {1299, 0x3b}, {1349, 0x0c},
+ {1399, 0x1c}, {1449, 0x2c}, {1500, 0x3c}
+};
+
static const struct hsfreq_range rk3399_mipidphy_hsfreq_ranges[] = {
{ 89, 0x00 }, { 99, 0x10 }, { 109, 0x20 }, { 129, 0x01 },
{ 139, 0x11 }, { 149, 0x21 }, { 169, 0x02 }, { 179, 0x12 },
@@ -60,6 +82,11 @@ static const struct hsfreq_range rk3399_mipidphy_hsfreq_ranges[] = {
{ 1399, 0x1c }, { 1449, 0x2c }, { 1500, 0x3c }
};
+static const char * const rk3288_mipidphy_clks[] = {
+ "dphy-ref",
+ "pclk",
+};
+
static const char * const rk3399_mipidphy_clks[] = {
"dphy-ref",
"dphy-cfg",
@@ -109,6 +136,36 @@ struct dphy_reg {
#define PHY_REG(_offset, _width, _shift) \
{ .offset = _offset, .mask = BIT(_width) - 1, .shift = _shift, }
+static const struct dphy_reg rk3288_grf_dphy_regs[] = {
+ [GRF_CON_DISABLE_ISP] = PHY_REG(RK3288_GRF_SOC_CON6, 1, 0),
+ [GRF_CON_ISP_DPHY_SEL] = PHY_REG(RK3288_GRF_SOC_CON6, 1, 1),
+ [GRF_DSI_CSI_TESTBUS_SEL] = PHY_REG(RK3288_GRF_SOC_CON6, 1, 14),
+ [GRF_DPHY_TX0_TURNDISABLE] = PHY_REG(RK3288_GRF_SOC_CON8, 4, 0),
+ [GRF_DPHY_TX0_FORCERXMODE] = PHY_REG(RK3288_GRF_SOC_CON8, 4, 4),
+ [GRF_DPHY_TX0_FORCETXSTOPMODE] = PHY_REG(RK3288_GRF_SOC_CON8, 4, 8),
+ [GRF_DPHY_TX1RX1_TURNDISABLE] = PHY_REG(RK3288_GRF_SOC_CON9, 4, 0),
+ [GRF_DPHY_TX1RX1_FORCERXMODE] = PHY_REG(RK3288_GRF_SOC_CON9, 4, 4),
+ [GRF_DPHY_TX1RX1_FORCETXSTOPMODE] = PHY_REG(RK3288_GRF_SOC_CON9, 4, 8),
+ [GRF_DPHY_TX1RX1_ENABLE] = PHY_REG(RK3288_GRF_SOC_CON9, 4, 12),
+ [GRF_DPHY_RX0_TURNDISABLE] = PHY_REG(RK3288_GRF_SOC_CON10, 4, 0),
+ [GRF_DPHY_RX0_FORCERXMODE] = PHY_REG(RK3288_GRF_SOC_CON10, 4, 4),
+ [GRF_DPHY_RX0_FORCETXSTOPMODE] = PHY_REG(RK3288_GRF_SOC_CON10, 4, 8),
+ [GRF_DPHY_RX0_ENABLE] = PHY_REG(RK3288_GRF_SOC_CON10, 4, 12),
+ [GRF_DPHY_RX0_TESTCLR] = PHY_REG(RK3288_GRF_SOC_CON14, 1, 0),
+ [GRF_DPHY_RX0_TESTCLK] = PHY_REG(RK3288_GRF_SOC_CON14, 1, 1),
+ [GRF_DPHY_RX0_TESTEN] = PHY_REG(RK3288_GRF_SOC_CON14, 1, 2),
+ [GRF_DPHY_RX0_TESTDIN] = PHY_REG(RK3288_GRF_SOC_CON14, 8, 3),
+ [GRF_DPHY_TX1RX1_ENABLECLK] = PHY_REG(RK3288_GRF_SOC_CON14, 1, 12),
+ [GRF_DPHY_RX1_SRC_SEL] = PHY_REG(RK3288_GRF_SOC_CON14, 1, 13),
+ [GRF_DPHY_TX1RX1_MASTERSLAVEZ] = PHY_REG(RK3288_GRF_SOC_CON14, 1, 14),
+ [GRF_DPHY_TX1RX1_BASEDIR] = PHY_REG(RK3288_GRF_SOC_CON14, 1, 15),
+ [GRF_DPHY_RX0_TURNREQUEST] = PHY_REG(RK3288_GRF_SOC_CON15, 4, 0),
+ [GRF_DPHY_TX1RX1_TURNREQUEST] = PHY_REG(RK3288_GRF_SOC_CON15, 4, 4),
+ [GRF_DPHY_TX0_TURNREQUEST] = PHY_REG(RK3288_GRF_SOC_CON15, 3, 8),
+ [GRF_DVP_V18SEL] = PHY_REG(RK3288_GRF_IO_VSEL, 1, 1),
+ [GRF_DPHY_RX0_TESTDOUT] = PHY_REG(RK3288_GRF_SOC_STATUS21, 8, 0),
+};
+
static const struct dphy_reg rk3399_grf_dphy_regs[] = {
[GRF_DPHY_RX0_TURNREQUEST] = PHY_REG(RK3399_GRF_SOC_CON9, 4, 0),
[GRF_DPHY_RX0_CLK_INV_SEL] = PHY_REG(RK3399_GRF_SOC_CON9, 1, 10),
@@ -303,6 +360,14 @@ static const struct phy_ops rk_dphy_ops = {
.owner = THIS_MODULE,
};
+static const struct rk_dphy_drv_data rk3288_mipidphy_drv_data = {
+ .clks = rk3288_mipidphy_clks,
+ .num_clks = ARRAY_SIZE(rk3288_mipidphy_clks),
+ .hsfreq_ranges = rk3288_mipidphy_hsfreq_ranges,
+ .num_hsfreq_ranges = ARRAY_SIZE(rk3288_mipidphy_hsfreq_ranges),
+ .regs = rk3288_grf_dphy_regs,
+};
+
static const struct rk_dphy_drv_data rk3399_mipidphy_drv_data = {
.clks = rk3399_mipidphy_clks,
.num_clks = ARRAY_SIZE(rk3399_mipidphy_clks),
@@ -312,6 +377,10 @@ static const struct rk_dphy_drv_data rk3399_mipidphy_drv_data = {
};
static const struct of_device_id rk_dphy_dt_ids[] = {
+ {
+ .compatible = "rockchip,rk3288-mipi-dphy-rx0",
+ .data = &rk3288_mipidphy_drv_data,
+ },
{
.compatible = "rockchip,rk3399-mipi-dphy-rx0",
.data = &rk3399_mipidphy_drv_data,
--
2.17.1
