Re: [PATCH V2 RESEND 3/6] clk: qcom: videocc-sm8550: Add SM8650 video clock controller

From: Jagadeesh Kona
Date: Thu Mar 21 2024 - 07:34:25 EST




On 3/21/2024 3:33 PM, Dmitry Baryshkov wrote:
On Thu, 21 Mar 2024 at 11:27, Jagadeesh Kona <quic_jkona@xxxxxxxxxxx> wrote:

Add support to the SM8650 video clock controller by extending
the SM8550 video clock controller, which is mostly identical
but SM8650 has few additional clocks and minor differences.

Signed-off-by: Jagadeesh Kona <quic_jkona@xxxxxxxxxxx>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>



@@ -411,6 +540,7 @@ static int video_cc_sm8550_probe(struct platform_device *pdev)
{
struct regmap *regmap;
int ret;
+ u32 offset = 0x8140;

Nit: this variable seems misnamed. Please rename to something like
sleep_clk_offset;


Thanks Dmitry for your review.

Yes, will rename this in the next series.

Thanks,
Jagadeesh


ret = devm_pm_runtime_enable(&pdev->dev);
if (ret)
@@ -426,12 +556,27 @@ static int video_cc_sm8550_probe(struct platform_device *pdev)
return PTR_ERR(regmap);
}

+ if (of_device_is_compatible(pdev->dev.of_node, "qcom,sm8650-videocc")) {
+ offset = 0x8150;
+ video_cc_pll0_config.l = 0x1e;
+ video_cc_pll0_config.alpha = 0xa000;
+ video_cc_pll1_config.l = 0x2b;
+ video_cc_pll1_config.alpha = 0xc000;
+ video_cc_mvs0_clk_src.freq_tbl = ftbl_video_cc_mvs0_clk_src_sm8650;
+ video_cc_mvs1_clk_src.freq_tbl = ftbl_video_cc_mvs1_clk_src_sm8650;
+ video_cc_sm8550_clocks[VIDEO_CC_MVS0_SHIFT_CLK] = &video_cc_mvs0_shift_clk.clkr;
+ video_cc_sm8550_clocks[VIDEO_CC_MVS0C_SHIFT_CLK] = &video_cc_mvs0c_shift_clk.clkr;
+ video_cc_sm8550_clocks[VIDEO_CC_MVS1_SHIFT_CLK] = &video_cc_mvs1_shift_clk.clkr;
+ video_cc_sm8550_clocks[VIDEO_CC_MVS1C_SHIFT_CLK] = &video_cc_mvs1c_shift_clk.clkr;
+ video_cc_sm8550_clocks[VIDEO_CC_XO_CLK_SRC] = &video_cc_xo_clk_src.clkr;
+ }
+
clk_lucid_ole_pll_configure(&video_cc_pll0, regmap, &video_cc_pll0_config);
clk_lucid_ole_pll_configure(&video_cc_pll1, regmap, &video_cc_pll1_config);

/* Keep some clocks always-on */
qcom_branch_set_clk_en(regmap, 0x80f4); /* VIDEO_CC_AHB_CLK */
- qcom_branch_set_clk_en(regmap, 0x8140); /* VIDEO_CC_SLEEP_CLK */
+ qcom_branch_set_clk_en(regmap, offset); /* VIDEO_CC_SLEEP_CLK */
qcom_branch_set_clk_en(regmap, 0x8124); /* VIDEO_CC_XO_CLK */

ret = qcom_cc_really_probe(pdev, &video_cc_sm8550_desc, regmap);
--
2.43.0