clk: imx8mm: Add SPI clocks

Add the clocks for the ECSPI controllers. This is ported from
Linux v5.13-rc4.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>

diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c
index d32ff8409aa48b6ff118cb08fdd39e2f9fea66fc..3aa8c641f9ab5c59b85516920483c02a3d787ba9 100644 (file)
--- a/drivers/clk/imx/clk-imx8mm.c
+++ b/drivers/clk/imx/clk-imx8mm.c
@@ -131,6 +131,15 @@ static const char *imx8mm_usb_core_sels[] = {"clock-osc-24m", "sys_pll1_100m", "
 static const char *imx8mm_usb_phy_sels[] = {"clock-osc-24m", "sys_pll1_100m", "sys_pll1_40m", "sys_pll2_100m",
                                             "sys_pll2_200m", "clk_ext2", "clk_ext3", "audio_pll2_out", };
 
+static const char *imx8mm_ecspi1_sels[] = {"clock-osc-24m", "sys_pll2_200m", "sys_pll1_40m", "sys_pll1_160m",
+                                          "sys_pll1_800m", "sys_pll3_out", "sys_pll2_250m", "audio_pll2_out", };
+
+static const char *imx8mm_ecspi2_sels[] = {"clock-osc-24m", "sys_pll2_200m", "sys_pll1_40m", "sys_pll1_160m",
+                                          "sys_pll1_800m", "sys_pll3_out", "sys_pll2_250m", "audio_pll2_out", };
+
+static const char *imx8mm_ecspi3_sels[] = {"clock-osc-24m", "sys_pll2_200m", "sys_pll1_40m", "sys_pll1_160m",
+                                          "sys_pll1_800m", "sys_pll3_out", "sys_pll2_250m", "audio_pll2_out", };
+
 static ulong imx8mm_clk_get_rate(struct clk *clk)
 {
        struct clk *c;
@@ -393,7 +402,19 @@ static int imx8mm_clk_probe(struct udevice *dev)
                imx8m_clk_composite("usb_core_ref", imx8mm_usb_core_sels, base + 0xb100));
        clk_dm(IMX8MM_CLK_USB_PHY_REF,
                imx8m_clk_composite("usb_phy_ref", imx8mm_usb_phy_sels, base + 0xb180));
-
+       clk_dm(IMX8MM_CLK_ECSPI1,
+              imx8m_clk_composite("ecspi1", imx8mm_ecspi1_sels, base + 0xb280));
+       clk_dm(IMX8MM_CLK_ECSPI2,
+              imx8m_clk_composite("ecspi2", imx8mm_ecspi2_sels, base + 0xb300));
+       clk_dm(IMX8MM_CLK_ECSPI3,
+              imx8m_clk_composite("ecspi3", imx8mm_ecspi3_sels, base + 0xc180));
+
+       clk_dm(IMX8MM_CLK_ECSPI1_ROOT,
+              imx_clk_gate4("ecspi1_root_clk", "ecspi1", base + 0x4070, 0));
+       clk_dm(IMX8MM_CLK_ECSPI2_ROOT,
+              imx_clk_gate4("ecspi2_root_clk", "ecspi2", base + 0x4080, 0));
+       clk_dm(IMX8MM_CLK_ECSPI3_ROOT,
+              imx_clk_gate4("ecspi3_root_clk", "ecspi3", base + 0x4090, 0));
        clk_dm(IMX8MM_CLK_I2C1_ROOT,
               imx_clk_gate4("i2c1_root_clk", "i2c1", base + 0x4170, 0));
        clk_dm(IMX8MM_CLK_I2C2_ROOT,