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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>
Yinbo Zhu 5 years ago
parent
commit
0fdf696721
1 changed files with 14 additions and 0 deletions
  1. 14 0
      arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_speed.c

+ 14 - 0
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: