Messages in this thread Patch in this message | | | From | Weiyi Lu <> | Subject | [PATCH v5 09/14] soc: mediatek: Add basic_clk_name to scp_power_data | Date | Tue, 19 Mar 2019 16:01:35 +0800 |
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Try to stop extending the clk_id or clk_names if there are more and more new BASIC clocks. To get its own clocks by the basic_clk_name of each power domain.
Signed-off-by: Weiyi Lu <weiyi.lu@mediatek.com> --- drivers/soc/mediatek/mtk-scpsys.c | 27 +++++++++++++++++++-------- 1 file changed, 19 insertions(+), 8 deletions(-)
diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c index 6bf846cb1893..c6360de4e41e 100644 --- a/drivers/soc/mediatek/mtk-scpsys.c +++ b/drivers/soc/mediatek/mtk-scpsys.c @@ -118,6 +118,8 @@ static const char * const clk_names[] = { * @bus_prot_mask: The mask for single step bus protection. * @clk_id: The basic clock needs to be enabled before enabling certain * power domains. + * @basic_clk_name: provide the same purpose with field "clk_id" + * by declaring basic clock prefix name rather than clk_id. * @caps: The flag for active wake-up action. */ struct scp_domain_data { @@ -128,6 +130,7 @@ struct scp_domain_data { u32 sram_pdn_ack_bits; u32 bus_prot_mask; enum clk_id clk_id[MAX_CLKS]; + const char *basic_clk_name[MAX_CLKS]; u8 caps; }; @@ -499,16 +502,24 @@ static struct scp *init_scp(struct platform_device *pdev, scpd->data = data; - for (j = 0; j < MAX_CLKS && data->clk_id[j]; j++) { - struct clk *c = clk[data->clk_id[j]]; + if (data->clk_id[0]) { + for (j = 0; j < MAX_CLKS && data->clk_id[j]; j++) { + struct clk *c = clk[data->clk_id[j]]; - if (IS_ERR(c)) { - dev_err(&pdev->dev, "%s: clk unavailable\n", - data->name); - return ERR_CAST(c); - } + if (IS_ERR(c)) { + dev_err(&pdev->dev, + "%s: clk unavailable\n", + data->name); + return ERR_CAST(c); + } - scpd->clk[j] = c; + scpd->clk[j] = c; + } + } else if (data->basic_clk_name[0]) { + for (j = 0; j < MAX_CLKS && + data->basic_clk_name[j]; j++) + scpd->clk[j] = devm_clk_get(&pdev->dev, + data->basic_clk_name[j]); } genpd->name = data->name; -- 2.18.0
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