6.12-stable review patch. If anyone has any objections, please let me know.
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From: Dmitry Baryshkov dmitry.baryshkov@linaro.org
[ Upstream commit 1335c7eb7012f23dc073b8ae4ffcfc1f6e69cfb3 ]
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@linaro.org Reviewed-by: Konrad Dybcio konrad.dybcio@oss.qualcomm.com Signed-off-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org Link: https://lore.kernel.org/r/20241027-sar2130p-clocks-v5-10-ecad2a1432ba@linaro... Signed-off-by: Bjorn Andersson andersson@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- 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 4444dafa4e3df..9ba675f229b14 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -959,10 +959,10 @@ 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 7f9021ca0ecb0..e41d4104d7702 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);