diff options
| author | Tommaso Merciai <tommaso.merciai@amarulasolutions.com> | 2022-03-26 12:19:04 +0100 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2022-04-12 17:33:55 +0200 |
| commit | e2d074ceadad5eb48b355ea5a149b3d7819690b9 (patch) | |
| tree | c4779d46c1a871f7646e427bb7ad0a782b630348 /drivers/clk | |
| parent | 625a3fe90cbd67d478fd9d1b150954689625b88e (diff) | |
clk: imx8mm: add pwm clocks support
Add clocks support for the PWM controllers. This is ported from
Linux v5.17-rc8.
Signed-off-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/imx/clk-imx8mm.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index 443bbdae33..a0115199d9 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -116,6 +116,18 @@ static const char *imx8mm_i2c3_sels[] = {"clock-osc-24m", "sys_pll1_160m", "sys_ static const char *imx8mm_i2c4_sels[] = {"clock-osc-24m", "sys_pll1_160m", "sys_pll2_50m", "sys_pll3_out", "audio_pll1_out", "video_pll1_out", "audio_pll2_out", "sys_pll1_133m", }; +static const char *imx8mm_pwm1_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m", + "sys_pll3_out", "clk_ext1", "sys_pll1_80m", "video_pll1_out", }; + +static const char *imx8mm_pwm2_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m", + "sys_pll3_out", "clk_ext1", "sys_pll1_80m", "video_pll1_out", }; + +static const char *imx8mm_pwm3_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m", + "sys_pll3_out", "clk_ext2", "sys_pll1_80m", "video_pll1_out", }; + +static const char *imx8mm_pwm4_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_pll1_160m", "sys_pll1_40m", + "sys_pll3_out", "clk_ext2", "sys_pll1_80m", "video_pll1_out", }; + static const char *imx8mm_wdog_sels[] = {"clock-osc-24m", "sys_pll1_133m", "sys_pll1_160m", "vpu_pll_out", "sys_pll2_125m", "sys_pll3_out", "sys_pll1_80m", "sys_pll2_166m", }; @@ -305,6 +317,14 @@ static int imx8mm_clk_probe(struct udevice *dev) imx8m_clk_composite("i2c3", imx8mm_i2c3_sels, base + 0xae00)); clk_dm(IMX8MM_CLK_I2C4, imx8m_clk_composite("i2c4", imx8mm_i2c4_sels, base + 0xae80)); + clk_dm(IMX8MM_CLK_PWM1, + imx8m_clk_composite("pwm1", imx8mm_pwm1_sels, base + 0xb380)); + clk_dm(IMX8MM_CLK_PWM2, + imx8m_clk_composite("pwm2", imx8mm_pwm2_sels, base + 0xb400)); + clk_dm(IMX8MM_CLK_PWM3, + imx8m_clk_composite("pwm3", imx8mm_pwm3_sels, base + 0xb480)); + clk_dm(IMX8MM_CLK_PWM4, + imx8m_clk_composite("pwm4", imx8mm_pwm4_sels, base + 0xb500)); clk_dm(IMX8MM_CLK_WDOG, imx8m_clk_composite("wdog", imx8mm_wdog_sels, base + 0xb900)); clk_dm(IMX8MM_CLK_USDHC3, @@ -339,6 +359,14 @@ static int imx8mm_clk_probe(struct udevice *dev) imx_clk_gate4("i2c4_root_clk", "i2c4", base + 0x41a0, 0)); clk_dm(IMX8MM_CLK_OCOTP_ROOT, imx_clk_gate4("ocotp_root_clk", "ipg_root", base + 0x4220, 0)); + clk_dm(IMX8MM_CLK_PWM1_ROOT, + imx_clk_gate4("pwm1_root_clk", "pwm1", base + 0x4280, 0)); + clk_dm(IMX8MM_CLK_PWM2_ROOT, + imx_clk_gate4("pwm2_root_clk", "pwm2", base + 0x4290, 0)); + clk_dm(IMX8MM_CLK_PWM3_ROOT, + imx_clk_gate4("pwm3_root_clk", "pwm3", base + 0x42a0, 0)); + clk_dm(IMX8MM_CLK_PWM4_ROOT, + imx_clk_gate4("pwm4_root_clk", "pwm4", base + 0x42b0, 0)); clk_dm(IMX8MM_CLK_USDHC1_ROOT, imx_clk_gate4("usdhc1_root_clk", "usdhc1", base + 0x4510, 0)); clk_dm(IMX8MM_CLK_USDHC2_ROOT, |