armv8/ls1088a/ls2088a: esdhc: Add esdhc clock support

This patch adds esdhc clock support for ls1088a and ls2088a.

Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_speed.c b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_speed.c
index 653c6dd..bc268e2 100644 (file)
--- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_speed.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_speed.c
@@ -192,6 +192,16 @@ int get_dspi_freq(ulong dummy)
        return get_bus_freq(0) / CONFIG_SYS_FSL_DSPI_CLK_DIV;
 }
 
+#ifdef CONFIG_FSL_ESDHC
+int get_sdhc_freq(ulong dummy)
+{
+       if (!gd->arch.sdhc_clk)
+               get_clocks();
+
+       return gd->arch.sdhc_clk;
+}
+#endif
+
 int get_serial_clock(void)
 {
        return get_bus_freq(0) / CONFIG_SYS_FSL_DUART_CLK_DIV;
@@ -202,6 +212,10 @@ unsigned int mxc_get_clock(enum mxc_clock clk)
        switch (clk) {
        case MXC_I2C_CLK:
                return get_i2c_freq(0);
+#if defined(CONFIG_FSL_ESDHC)
+       case MXC_ESDHC_CLK:
+               return get_sdhc_freq(0);
+#endif
        case MXC_DSPI_CLK:
                return get_dspi_freq(0);
        default: