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clk: imx93: add SAI IPG clk

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The clk topology is as below:
bus_aon_root------>\                  /--->SAI IPG
                    -->SAI LPCG gate-->
sai[x]_clk_root--->/                  \--->SAI MCLK

So use shared count as i.MX93 MU_B gate.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Abel Vesa <abel.vesa@linaro.org>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Link: https://lore.kernel.org/r/20220830033137.4149542-9-peng.fan@oss.nxp.com
This commit is contained in:
Peng Fan 2022-08-30 11:31:37 +08:00 committed by Abel Vesa
parent 92d1496fe8
commit 67e16ac1fe
1 changed files with 9 additions and 3 deletions
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12
drivers/clk/imx/clk-imx93.c
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@ -28,6 +28,9 @@ enum clk_sel {
MAX_SEL
};
static u32 share_count_sai1;
static u32 share_count_sai2;
static u32 share_count_sai3;
static u32 share_count_mub;
static const char *parent_names[MAX_SEL][4] = {
@ -215,9 +218,12 @@ static const struct imx93_clk_ccgr {
{ IMX93_CLK_USDHC1_GATE, "usdhc1", "usdhc1_root", 0x9380, },
{ IMX93_CLK_USDHC2_GATE, "usdhc2", "usdhc2_root", 0x93c0, },
{ IMX93_CLK_USDHC3_GATE, "usdhc3", "usdhc3_root", 0x9400, },
{ IMX93_CLK_SAI1_GATE, "sai1", "sai1_root", 0x9440, },
{ IMX93_CLK_SAI2_GATE, "sai2", "sai2_root", 0x9480, },
{ IMX93_CLK_SAI3_GATE, "sai3", "sai3_root", 0x94c0, },
{ IMX93_CLK_SAI1_GATE, "sai1", "sai1_root", 0x9440, 0, &share_count_sai1},
{ IMX93_CLK_SAI1_IPG, "sai1_ipg_clk", "bus_aon_root", 0x9440, 0, &share_count_sai1},
{ IMX93_CLK_SAI2_GATE, "sai2", "sai2_root", 0x9480, 0, &share_count_sai2},
{ IMX93_CLK_SAI2_IPG, "sai2_ipg_clk", "bus_wakeup_root", 0x9480, 0, &share_count_sai2},
{ IMX93_CLK_SAI3_GATE, "sai3", "sai3_root", 0x94c0, 0, &share_count_sai3},
{ IMX93_CLK_SAI3_IPG, "sai3_ipg_clk", "bus_wakeup_root", 0x94c0, 0, &share_count_sai3},
{ IMX93_CLK_MIPI_CSI_GATE, "mipi_csi", "media_apb_root", 0x9580, },
{ IMX93_CLK_MIPI_DSI_GATE, "mipi_dsi", "media_apb_root", 0x95c0, },
{ IMX93_CLK_LVDS_GATE, "lvds", "media_ldb_root", 0x9600, },