X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farm1136%2Fmx31%2Fgeneric.c;h=93f429cc52eccd31f362f8e26ec42bc76791f569;hb=b3873d3f4c424e6563750bb517fac03c2e833cdc;hp=f45828141e6013ecdcc67de2382ebb54716dcd0d;hpb=0c2dd9a05bdcf3b2b4880509ec690116873fe158;p=karo-tx-uboot.git

diff --git a/arch/arm/cpu/arm1136/mx31/generic.c b/arch/arm/cpu/arm1136/mx31/generic.c
index f45828141e..93f429cc52 100644
--- a/arch/arm/cpu/arm1136/mx31/generic.c
+++ b/arch/arm/cpu/arm1136/mx31/generic.c
@@ -22,6 +22,7 @@
  */
 
 #include <common.h>
+#include <div64.h>
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/clock.h>
 #include <asm/io.h>
@@ -30,16 +31,17 @@
 static u32 mx31_decode_pll(u32 reg, u32 infreq)
 {
 	u32 mfi = GET_PLL_MFI(reg);
-	u32 mfn = GET_PLL_MFN(reg);
+	s32 mfn = GET_PLL_MFN(reg);
 	u32 mfd = GET_PLL_MFD(reg);
 	u32 pd =  GET_PLL_PD(reg);
 
 	mfi = mfi <= 5 ? 5 : mfi;
+	mfn = mfn >= 512 ? mfn - 1024 : mfn;
 	mfd += 1;
 	pd += 1;
 
-	return ((2 * (infreq >> 10) * (mfi * mfd + mfn)) /
-		(mfd * pd)) << 10;
+	return lldiv(2 * (u64)infreq * (mfi * mfd + mfn),
+		mfd * pd);
 }
 
 static u32 mx31_get_mpl_dpdgck_clk(void)
@@ -47,9 +49,9 @@ static u32 mx31_get_mpl_dpdgck_clk(void)
 	u32 infreq;
 
 	if ((readl(CCM_CCMR) & CCMR_PRCS_MASK) == CCMR_FPM)
-		infreq = CONFIG_MX31_CLK32 * 1024;
+		infreq = MXC_CLK32 * 1024;
 	else
-		infreq = CONFIG_MX31_HCLK_FREQ;
+		infreq = MXC_HCLK;
 
 	return mx31_decode_pll(readl(CCM_MPCTL), infreq);
 }
@@ -101,6 +103,7 @@ unsigned int mxc_get_clock(enum mxc_clock clk)
 	case MXC_IPG_PERCLK:
 	case MXC_CSPI_CLK:
 	case MXC_UART_CLK:
+	case MXC_ESDHC_CLK:
 		return mx31_get_ipg_clk();
 	case MXC_IPU_CLK:
 		return mx31_get_hsp_clk();
@@ -209,6 +212,8 @@ static char *get_reset_cause(void)
 		return "WDOG";
 	case 0x0006:
 		return "JTAG";
+	case 0x0007:
+		return "ARM11P power gating";
 	default:
 		return "unknown reset";
 	}