[PATCH v6 8/9] pmdomain: imx93-blk-ctrl: mask DSI and PXP PD domain register on i.MX91
From: Joy Zou <hidden>
Date: 2025-06-23 10:00:51
Also in:
imx, linux-arm-kernel, linux-devicetree, lkml
Subsystem:
generic pm domains, the rest · Maintainers:
Ulf Hansson, Linus Torvalds
The i.MX91 is derived from i.MX93, but there is no DSI and PXP in i.MX91, so mask these. Signed-off-by: Joy Zou <redacted> --- Changes for v5: 1. add imx93-blk-ctrl driver change for imx91 support. --- drivers/pmdomain/imx/imx93-blk-ctrl.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/drivers/pmdomain/imx/imx93-blk-ctrl.c b/drivers/pmdomain/imx/imx93-blk-ctrl.c
index 0e2ba8ec55d7..04014dd5bd84 100644
--- a/drivers/pmdomain/imx/imx93-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx93-blk-ctrl.c@@ -86,6 +86,7 @@ struct imx93_blk_ctrl_domain { struct imx93_blk_ctrl_data { const struct imx93_blk_ctrl_domain_data *domains; + u32 skip_mask; int num_domains; const char * const *clk_names; int num_clks;
@@ -250,6 +251,8 @@ static int imx93_blk_ctrl_probe(struct platform_device *pdev) int j; domain->data = data; + if (bc_data->skip_mask & BIT(i)) + continue; for (j = 0; j < data->num_clks; j++) domain->clks[j].id = data->clk_names[j];
@@ -418,6 +421,15 @@ static const struct regmap_access_table imx93_media_blk_ctl_access_table = { .n_yes_ranges = ARRAY_SIZE(imx93_media_blk_ctl_yes_ranges), }; +static const struct imx93_blk_ctrl_data imx91_media_blk_ctl_dev_data = { + .domains = imx93_media_blk_ctl_domain_data, + .skip_mask = BIT(IMX93_MEDIABLK_PD_MIPI_DSI) | BIT(IMX93_MEDIABLK_PD_PXP), + .num_domains = ARRAY_SIZE(imx93_media_blk_ctl_domain_data), + .clk_names = (const char *[]){ "axi", "apb", "nic", }, + .num_clks = 3, + .reg_access_table = &imx93_media_blk_ctl_access_table, +}; + static const struct imx93_blk_ctrl_data imx93_media_blk_ctl_dev_data = { .domains = imx93_media_blk_ctl_domain_data, .num_domains = ARRAY_SIZE(imx93_media_blk_ctl_domain_data),
@@ -428,6 +440,9 @@ static const struct imx93_blk_ctrl_data imx93_media_blk_ctl_dev_data = { static const struct of_device_id imx93_blk_ctrl_of_match[] = { { + .compatible = "fsl,imx91-media-blk-ctrl", + .data = &imx91_media_blk_ctl_dev_data + }, { .compatible = "fsl,imx93-media-blk-ctrl", .data = &imx93_media_blk_ctl_dev_data }, {
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2.37.1