]> git.karo-electronics.de Git - mv-sheeva.git/blobdiff - arch/arm/mach-imx/generic.c
[ARM] Fix some section mismatch warnings
[mv-sheeva.git] / arch / arm / mach-imx / generic.c
index 9d8331be2b58ec359d8b262352be12f3b0f2056c..1c474cf709ca9b4a4241a112fceba2c1560244ea 100644 (file)
@@ -102,28 +102,36 @@ EXPORT_SYMBOL(imx_gpio_mode);
  *  f = 2 * f_ref * --------------------
  *                        pd + 1
  */
-static unsigned int imx_decode_pll(unsigned int pll)
+static unsigned int imx_decode_pll(unsigned int pll, u32 f_ref)
 {
+       unsigned long long ll;
+       unsigned long quot;
+
        u32 mfi = (pll >> 10) & 0xf;
        u32 mfn = pll & 0x3ff;
        u32 mfd = (pll >> 16) & 0x3ff;
        u32 pd =  (pll >> 26) & 0xf;
-       u32 f_ref = (CSCR & CSCR_SYSTEM_SEL) ? 16000000 : (CLK32 * 512);
 
        mfi = mfi <= 5 ? 5 : mfi;
 
-       return (2 * (f_ref>>10) * ( (mfi<<10) + (mfn<<10) / (mfd+1) )) / (pd+1);
+       ll = 2 * (unsigned long long)f_ref * ( (mfi<<16) + (mfn<<16) / (mfd+1) );
+       quot = (pd+1) * (1<<16);
+       ll += quot / 2;
+       do_div(ll, quot);
+       return (unsigned int) ll;
 }
 
 unsigned int imx_get_system_clk(void)
 {
-       return imx_decode_pll(SPCTL0);
+       u32 f_ref = (CSCR & CSCR_SYSTEM_SEL) ? 16000000 : (CLK32 * 512);
+
+       return imx_decode_pll(SPCTL0, f_ref);
 }
 EXPORT_SYMBOL(imx_get_system_clk);
 
 unsigned int imx_get_mcu_clk(void)
 {
-       return imx_decode_pll(MPCTL0);
+       return imx_decode_pll(MPCTL0, CLK32 * 512);
 }
 EXPORT_SYMBOL(imx_get_mcu_clk);
 
@@ -193,57 +201,6 @@ void __init imx_set_mmc_info(struct imxmmc_platform_data *info)
 {
        imx_mmc_device.dev.platform_data = info;
 }
-EXPORT_SYMBOL(imx_set_mmc_info);
-
-static struct resource imx_uart1_resources[] = {
-       [0] = {
-               .start  = 0x00206000,
-               .end    = 0x002060FF,
-               .flags  = IORESOURCE_MEM,
-       },
-       [1] = {
-               .start  = (UART1_MINT_RX),
-               .end    = (UART1_MINT_RX),
-               .flags  = IORESOURCE_IRQ,
-       },
-       [2] = {
-               .start  = (UART1_MINT_TX),
-               .end    = (UART1_MINT_TX),
-               .flags  = IORESOURCE_IRQ,
-       },
-};
-
-static struct platform_device imx_uart1_device = {
-       .name           = "imx-uart",
-       .id             = 0,
-       .num_resources  = ARRAY_SIZE(imx_uart1_resources),
-       .resource       = imx_uart1_resources,
-};
-
-static struct resource imx_uart2_resources[] = {
-       [0] = {
-               .start  = 0x00207000,
-               .end    = 0x002070FF,
-               .flags  = IORESOURCE_MEM,
-       },
-       [1] = {
-               .start  = (UART2_MINT_RX),
-               .end    = (UART2_MINT_RX),
-               .flags  = IORESOURCE_IRQ,
-       },
-       [2] = {
-               .start  = (UART2_MINT_TX),
-               .end    = (UART2_MINT_TX),
-               .flags  = IORESOURCE_IRQ,
-       },
-};
-
-static struct platform_device imx_uart2_device = {
-       .name           = "imx-uart",
-       .id             = 1,
-       .num_resources  = ARRAY_SIZE(imx_uart2_resources),
-       .resource       = imx_uart2_resources,
-};
 
 static struct imxfb_mach_info imx_fb_info;
 
@@ -283,8 +240,6 @@ static struct platform_device imxfb_device = {
 static struct platform_device *devices[] __initdata = {
        &imx_mmc_device,
        &imxfb_device,
-       &imx_uart1_device,
-       &imx_uart2_device,
 };
 
 static struct map_desc imx_io_desc[] __initdata = {