There are four UART's with various clocks assoicated with each. Add them to the clock driver so they can be enabled and queried by the serial driver as needed.
Signed-off-by: Adam Ford aford173@gmail.com
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index 542aa31f7a..8566c3e4a0 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -78,6 +78,18 @@ static const char *imx8mm_pwm3_sels[] = {"clock-osc-24m", "sys_pll2_100m", "sys_ 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_uart1_sels[] = {"clock-osc-24m", "sys_pll1_80m", "sys_pll2_200m", "sys_pll2_100m", + "sys_pll3_out", "clk_ext2", "clk_ext4", "audio_pll2_out", }; + +static const char *imx8mm_uart2_sels[] = {"clock-osc-24m", "sys_pll1_80m", "sys_pll2_200m", "sys_pll2_100m", + "sys_pll3_out", "clk_ext2", "clk_ext3", "audio_pll2_out", }; + +static const char *imx8mm_uart3_sels[] = {"clock-osc-24m", "sys_pll1_80m", "sys_pll2_200m", "sys_pll2_100m", + "sys_pll3_out", "clk_ext2", "clk_ext4", "audio_pll2_out", }; + +static const char *imx8mm_uart4_sels[] = {"clock-osc-24m", "sys_pll1_80m", "sys_pll2_200m", "sys_pll2_100m", + "sys_pll3_out", "clk_ext2", "clk_ext3", "audio_pll2_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", };
@@ -267,6 +279,14 @@ 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_UART1, + imx8m_clk_composite("uart1", imx8mm_uart1_sels, base + 0xaf00)); + clk_dm(IMX8MM_CLK_UART2, + imx8m_clk_composite("uart2", imx8mm_uart2_sels, base + 0xaf80)); + clk_dm(IMX8MM_CLK_UART3, + imx8m_clk_composite("uart3", imx8mm_uart3_sels, base + 0xb000)); + clk_dm(IMX8MM_CLK_UART4, + imx8m_clk_composite("uart4", imx8mm_uart4_sels, base + 0xb080)); clk_dm(IMX8MM_CLK_PWM1, imx8m_clk_composite("pwm1", imx8mm_pwm1_sels, base + 0xb380)); clk_dm(IMX8MM_CLK_PWM2, @@ -307,6 +327,16 @@ static int imx8mm_clk_probe(struct udevice *dev) imx_clk_gate4("i2c3_root_clk", "i2c3", base + 0x4190, 0)); clk_dm(IMX8MM_CLK_I2C4_ROOT, imx_clk_gate4("i2c4_root_clk", "i2c4", base + 0x41a0, 0)); + + clk_dm(IMX8MM_CLK_UART1_ROOT, + imx_clk_gate4("uart1_root_clk", "uart1", base + 0x4490, 0)); + clk_dm(IMX8MM_CLK_UART2_ROOT, + imx_clk_gate4("uart2_root_clk", "uart2", base + 0x44a0, 0)); + clk_dm(IMX8MM_CLK_UART3_ROOT, + imx_clk_gate4("uart3_root_clk", "uart3", base + 0x44b0, 0)); + clk_dm(IMX8MM_CLK_UART4_ROOT, + imx_clk_gate4("uart4_root_clk", "uart4", base + 0x44c0, 0)); + clk_dm(IMX8MM_CLK_OCOTP_ROOT, imx_clk_gate4("ocotp_root_clk", "ipg_root", base + 0x4220, 0)); clk_dm(IMX8MM_CLK_PWM1_ROOT,