The display clock controller on SAR2130P is very close to the clock
controller on SM8550 (and SM8650). Reuse existing driver to add support
for the controller on SAR2130P.
Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
drivers/clk/qcom/Kconfig | 4 ++--
drivers/clk/qcom/dispcc-sm8550.c | 18 ++++++++++++++++--
2 files changed, 18 insertions(+), 4 deletions(-)
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index 0cb5d5a052744761c95a5c72047cd322ddb8e0fc..77a4139d222ec7dea87d63b24896324973e4838b 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -988,10 +988,10 @@ config SM_DISPCC_8450
config SM_DISPCC_8550
tristate "SM8550 Display Clock Controller"
depends on ARM64 || COMPILE_TEST
- depends on SM_GCC_8550 || SM_GCC_8650
+ depends on SM_GCC_8550 || SM_GCC_8650 || SAR_GCC_2130P
help
Support for the display clock controller on Qualcomm Technologies, Inc
- SM8550 or SM8650 devices.
+ SAR2130P, SM8550 or SM8650 devices.
Say Y if you want to support display devices and functionality such as
splash screen.
diff --git a/drivers/clk/qcom/dispcc-sm8550.c b/drivers/clk/qcom/dispcc-sm8550.c
index 7f9021ca0ecb0ef743a40bed1bb3d2cbcfa23dc7..e41d4104d77021cae6438886bcb7015469d86a9f 100644
--- a/drivers/clk/qcom/dispcc-sm8550.c
+++ b/drivers/clk/qcom/dispcc-sm8550.c
@@ -75,7 +75,7 @@ static struct pll_vco lucid_ole_vco[] = {
{ 249600000, 2000000000, 0 },
};
-static const struct alpha_pll_config disp_cc_pll0_config = {
+static struct alpha_pll_config disp_cc_pll0_config = {
.l = 0xd,
.alpha = 0x6492,
.config_ctl_val = 0x20485699,
@@ -106,7 +106,7 @@ static struct clk_alpha_pll disp_cc_pll0 = {
},
};
-static const struct alpha_pll_config disp_cc_pll1_config = {
+static struct alpha_pll_config disp_cc_pll1_config = {
.l = 0x1f,
.alpha = 0x4000,
.config_ctl_val = 0x20485699,
@@ -594,6 +594,13 @@ static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
{ }
};
+static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src_sar2130p[] = {
+ F(200000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(325000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(514000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ { }
+};
+
static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src_sm8650[] = {
F(19200000, P_BI_TCXO, 1, 0, 0),
F(85714286, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
@@ -1750,6 +1757,7 @@ static struct qcom_cc_desc disp_cc_sm8550_desc = {
};
static const struct of_device_id disp_cc_sm8550_match_table[] = {
+ { .compatible = "qcom,sar2130p-dispcc" },
{ .compatible = "qcom,sm8550-dispcc" },
{ .compatible = "qcom,sm8650-dispcc" },
{ }
@@ -1780,6 +1788,12 @@ static int disp_cc_sm8550_probe(struct platform_device *pdev)
disp_cc_mdss_mdp_clk_src.freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src_sm8650;
disp_cc_mdss_dptx1_usb_router_link_intf_clk.clkr.hw.init->parent_hws[0] =
&disp_cc_mdss_dptx1_link_div_clk_src.clkr.hw;
+ } else if (of_device_is_compatible(pdev->dev.of_node, "qcom,sar2130p-dispcc")) {
+ disp_cc_pll0_config.l = 0x1f;
+ disp_cc_pll0_config.alpha = 0x4000;
+ disp_cc_pll0_config.user_ctl_val = 0x1;
+ disp_cc_pll1_config.user_ctl_val = 0x1;
+ disp_cc_mdss_mdp_clk_src.freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src_sar2130p;
}
clk_lucid_ole_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config);
--
2.39.5
