Merge branch 'btrfs-3.0' into for-linus
[pandora-kernel.git] / arch / arm / mach-mx5 / clock-mx51-mx53.c
index 76e450b..f7bf996 100644 (file)
@@ -271,7 +271,11 @@ static int _clk_pll_enable(struct clk *clk)
        int i = 0;
 
        pllbase = _get_pll_base(clk);
-       reg = __raw_readl(pllbase + MXC_PLL_DP_CTL) | MXC_PLL_DP_CTL_UPEN;
+       reg = __raw_readl(pllbase + MXC_PLL_DP_CTL);
+       if (reg & MXC_PLL_DP_CTL_UPEN)
+               return 0;
+
+       reg |= MXC_PLL_DP_CTL_UPEN;
        __raw_writel(reg, pllbase + MXC_PLL_DP_CTL);
 
        /* Wait for lock */
@@ -1448,7 +1452,8 @@ static struct clk_lookup mx51_lookups[] = {
        _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk)
        _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk)
        _REGISTER_CLOCK("imx-ssi.2", NULL, ssi3_clk)
-       _REGISTER_CLOCK("imx-sdma", NULL, sdma_clk)
+       /* i.mx51 has the i.mx35 type sdma */
+       _REGISTER_CLOCK("imx35-sdma", NULL, sdma_clk)
        _REGISTER_CLOCK(NULL, "ckih", ckih_clk)
        _REGISTER_CLOCK(NULL, "ckih2", ckih2_clk)
        _REGISTER_CLOCK(NULL, "gpt_32k", gpt_32k_clk)
@@ -1456,10 +1461,10 @@ static struct clk_lookup mx51_lookups[] = {
        _REGISTER_CLOCK("imx51-ecspi.1", NULL, ecspi2_clk)
        /* i.mx51 has the i.mx35 type cspi */
        _REGISTER_CLOCK("imx35-cspi.0", NULL, cspi_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.0", NULL, esdhc1_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.1", NULL, esdhc2_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.2", NULL, esdhc3_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.3", NULL, esdhc4_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx51.0", NULL, esdhc1_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx51.1", NULL, esdhc2_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx51.2", NULL, esdhc3_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx51.3", NULL, esdhc4_clk)
        _REGISTER_CLOCK(NULL, "cpu_clk", cpu_clk)
        _REGISTER_CLOCK(NULL, "iim_clk", iim_clk)
        _REGISTER_CLOCK("imx2-wdt.0", NULL, dummy_clk)
@@ -1485,18 +1490,19 @@ static struct clk_lookup mx53_lookups[] = {
        _REGISTER_CLOCK("imx-i2c.0", NULL, i2c1_clk)
        _REGISTER_CLOCK("imx-i2c.1", NULL, i2c2_clk)
        _REGISTER_CLOCK("imx-i2c.2", NULL, i2c3_mx53_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.0", NULL, esdhc1_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.1", NULL, esdhc2_mx53_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.2", NULL, esdhc3_mx53_clk)
-       _REGISTER_CLOCK("sdhci-esdhc-imx.3", NULL, esdhc4_mx53_clk)
        /* i.mx53 has the i.mx51 type ecspi */
        _REGISTER_CLOCK("imx51-ecspi.0", NULL, ecspi1_clk)
        _REGISTER_CLOCK("imx51-ecspi.1", NULL, ecspi2_clk)
        /* i.mx53 has the i.mx25 type cspi */
        _REGISTER_CLOCK("imx35-cspi.0", NULL, cspi_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx53.0", NULL, esdhc1_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx53.1", NULL, esdhc2_mx53_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx53.2", NULL, esdhc3_mx53_clk)
+       _REGISTER_CLOCK("sdhci-esdhc-imx53.3", NULL, esdhc4_mx53_clk)
        _REGISTER_CLOCK("imx2-wdt.0", NULL, dummy_clk)
        _REGISTER_CLOCK("imx2-wdt.1", NULL, dummy_clk)
-       _REGISTER_CLOCK("imx-sdma", NULL, sdma_clk)
+       /* i.mx53 has the i.mx35 type sdma */
+       _REGISTER_CLOCK("imx35-sdma", NULL, sdma_clk)
        _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk)
        _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk)
        _REGISTER_CLOCK("imx-ssi.2", NULL, ssi3_clk)