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authorNicolas Heemeryck <nicolas.heemeryck@devialet.com>2023-12-11 11:06:13 +0100
committerFabio Estevam <festevam@gmail.com>2023-12-13 10:03:46 -0300
commitcb1d68b143afb1129f84c8e3971785e27949fc6b (patch)
tree7ddc5bec7121155e41935f44ae445b41d5c33c4a /drivers
parent220bb4e15086f9cc7a43a5726fde1919f65c8277 (diff)
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clk: imx8mn: add pwm clocks
Based on Linux kernel 6.7-rc4, add necessary clocks for the PWM controllers. Signed-off-by: Nicolas Heemeryck <nicolas.heemeryck@devialet.com> Reviewed-by: Fabio Estevam <festevam@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/clk/imx/clk-imx8mn.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c
index 692823e..457acb8 100644
--- a/drivers/clk/imx/clk-imx8mn.c
+++ b/drivers/clk/imx/clk-imx8mn.c
@@ -83,6 +83,20 @@ static const char *imx8mn_i2c3_sels[] = {"clock-osc-24m", "sys_pll1_160m", "sys_
static const char *imx8mn_i2c4_sels[] = {"clock-osc-24m", "sys_pll1_160m", "sys_pll2_50m", "sys_pll3_out", "audio_pll1_out",
"video_pll_out", "audio_pll2_out", "sys_pll1_133m", };
+#ifndef CONFIG_SPL_BUILD
+static const char *imx8mn_pwm1_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m",
+ "sys_pll3_out", "clk_ext1", "sys_pll1_80m", "video_pll_out", };
+
+static const char *imx8mn_pwm2_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m",
+ "sys_pll3_out", "clk_ext1", "sys_pll1_80m", "video_pll_out", };
+
+static const char *imx8mn_pwm3_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m",
+ "sys_pll3_out", "clk_ext2", "sys_pll1_80m", "video_pll_out", };
+
+static const char *imx8mn_pwm4_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m",
+ "sys_pll3_out", "clk_ext2", "sys_pll1_80m", "video_pll_out", };
+#endif
+
static const char *imx8mn_wdog_sels[] = {"clock-osc-24m", "sys_pll1_133m", "sys_pll1_160m", "m7_alt_pll",
"sys_pll2_125m", "sys_pll3_out", "sys_pll1_80m", "sys_pll2_166m", };
@@ -330,6 +344,22 @@ static int imx8mn_clk_probe(struct udevice *dev)
clk_dm(IMX8MN_CLK_ENET1_ROOT,
imx_clk_gate4("enet1_root_clk", "enet_axi",
base + 0x40a0, 0));
+ clk_dm(IMX8MN_CLK_PWM1,
+ imx8m_clk_composite("pwm1", imx8mn_pwm1_sels, base + 0xb380));
+ clk_dm(IMX8MN_CLK_PWM2,
+ imx8m_clk_composite("pwm2", imx8mn_pwm2_sels, base + 0xb400));
+ clk_dm(IMX8MN_CLK_PWM3,
+ imx8m_clk_composite("pwm3", imx8mn_pwm3_sels, base + 0xb480));
+ clk_dm(IMX8MN_CLK_PWM4,
+ imx8m_clk_composite("pwm4", imx8mn_pwm4_sels, base + 0xb500));
+ clk_dm(IMX8MN_CLK_PWM1_ROOT,
+ imx_clk_gate4("pwm1_root_clk", "pwm1", base + 0x4280, 0));
+ clk_dm(IMX8MN_CLK_PWM2_ROOT,
+ imx_clk_gate4("pwm2_root_clk", "pwm2", base + 0x4290, 0));
+ clk_dm(IMX8MN_CLK_PWM3_ROOT,
+ imx_clk_gate4("pwm3_root_clk", "pwm3", base + 0x42a0, 0));
+ clk_dm(IMX8MN_CLK_PWM4_ROOT,
+ imx_clk_gate4("pwm4_root_clk", "pwm4", base + 0x42b0, 0));
#endif
#if CONFIG_IS_ENABLED(DM_SPI)