clk: imx8mm: register UART clocks

In order to let the serial driver enable the clocks, the UART clocks
must be registered first.

Signed-off-by: Adam Ford <aford173@gmail.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c
index bb6958f..378c07c 100644 (file)
--- a/drivers/clk/imx/clk-imx8mm.c
+++ b/drivers/clk/imx/clk-imx8mm.c
@@ -81,6 +81,22 @@ static const char * const imx8mm_i2c4_sels[] = {"clock-osc-24m", "sys_pll1_160m"
                                                "sys_pll3_out", "audio_pll1_out", "video_pll1_out",
                                                "audio_pll2_out", "sys_pll1_133m", };
 
+static const char * const 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 * const 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 * const 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 * const 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", };
+
 #if CONFIG_IS_ENABLED(PCIE_DW_IMX)
 static const char * const imx8mm_pcie1_ctrl_sels[] = {"clock-osc-24m", "sys_pll2_250m", "sys_pll2_200m",
                                                      "sys_pll1_266m", "sys_pll1_800m", "sys_pll2_500m",
@@ -322,6 +338,24 @@ 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_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_WDOG,
               imx8m_clk_composite("wdog", imx8mm_wdog_sels, base + 0xb900));
        clk_dm(IMX8MM_CLK_USDHC3,