imx: clk: added IPG Clock for I2C on imx8qm

This patch fixes this clk issue on I2C on imx8qm

 => i2c bus
 Bus 3:  i2c@5a830000
 => i2c dev 3
 Setting bus to 3
 Failed to enable ipg clk
 Failure changing bus number (-524)

Signed-off-by: Oliver Graute <oliver.graute@kococonnector.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: uboot-imx <uboot-imx@nxp.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>

diff --git a/drivers/clk/imx/clk-imx8qm.c b/drivers/clk/imx/clk-imx8qm.c
index 54fb09f..7e466d6 100644 (file)
--- a/drivers/clk/imx/clk-imx8qm.c
+++ b/drivers/clk/imx/clk-imx8qm.c
@@ -53,19 +53,27 @@ ulong imx8_clk_get_rate(struct clk *clk)
                resource = SC_R_A53;
                pm_clk = SC_PM_CLK_CPU;
                break;
+       case IMX8QM_I2C0_IPG_CLK:
        case IMX8QM_I2C0_CLK:
+       case IMX8QM_I2C0_DIV:
                resource = SC_R_I2C_0;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C1_IPG_CLK:
        case IMX8QM_I2C1_CLK:
+       case IMX8QM_I2C1_DIV:
                resource = SC_R_I2C_1;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C2_IPG_CLK:
        case IMX8QM_I2C2_CLK:
+       case IMX8QM_I2C2_DIV:
                resource = SC_R_I2C_2;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C3_IPG_CLK:
        case IMX8QM_I2C3_CLK:
+       case IMX8QM_I2C3_DIV:
                resource = SC_R_I2C_3;
                pm_clk = SC_PM_CLK_PER;
                break;
@@ -148,19 +156,27 @@ ulong imx8_clk_set_rate(struct clk *clk, unsigned long rate)
        debug("%s(#%lu), rate: %lu\n", __func__, clk->id, rate);
 
        switch (clk->id) {
+       case IMX8QM_I2C0_IPG_CLK:
        case IMX8QM_I2C0_CLK:
+       case IMX8QM_I2C0_DIV:
                resource = SC_R_I2C_0;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C1_IPG_CLK:
        case IMX8QM_I2C1_CLK:
+       case IMX8QM_I2C1_DIV:
                resource = SC_R_I2C_1;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C2_IPG_CLK:
        case IMX8QM_I2C2_CLK:
+       case IMX8QM_I2C2_DIV:
                resource = SC_R_I2C_2;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C3_IPG_CLK:
        case IMX8QM_I2C3_CLK:
+       case IMX8QM_I2C3_DIV:
                resource = SC_R_I2C_3;
                pm_clk = SC_PM_CLK_PER;
                break;
@@ -242,19 +258,27 @@ int __imx8_clk_enable(struct clk *clk, bool enable)
        debug("%s(#%lu)\n", __func__, clk->id);
 
        switch (clk->id) {
+       case IMX8QM_I2C0_IPG_CLK:
        case IMX8QM_I2C0_CLK:
+       case IMX8QM_I2C0_DIV:
                resource = SC_R_I2C_0;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C1_IPG_CLK:
        case IMX8QM_I2C1_CLK:
+       case IMX8QM_I2C1_DIV:
                resource = SC_R_I2C_1;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C2_IPG_CLK:
        case IMX8QM_I2C2_CLK:
+       case IMX8QM_I2C2_DIV:
                resource = SC_R_I2C_2;
                pm_clk = SC_PM_CLK_PER;
                break;
+       case IMX8QM_I2C3_IPG_CLK:
        case IMX8QM_I2C3_CLK:
+       case IMX8QM_I2C3_DIV:
                resource = SC_R_I2C_3;
                pm_clk = SC_PM_CLK_PER;
                break;