Avoid PLL[0-3] definition conflicts.

PLL0 - PLL3 are popular #defines in drivers.
We have had conflicting definitions in a DVB driver
and in ath9k, and will likely have more in the
future. Make the platform #define more distinctive.

Change-Id: I8f5ee24dcf3ff72b790ed01927225aaf6cd0dfa4
diff --git a/arch/arm/mach-comcerto/clock.c b/arch/arm/mach-comcerto/clock.c
index 7ef79a9..2395325 100644
--- a/arch/arm/mach-comcerto/clock.c
+++ b/arch/arm/mach-comcerto/clock.c
@@ -348,12 +348,12 @@
 	unsigned long ref_clk = HAL_get_ref_clk();
 	unsigned long pll_div = 0;
 
-	if (pll_no < PLL3)
+	if (pll_no < C2K_CLK_PLL3)
 	{
 		//get NF, NR and OD values
 		switch (pll_no)
 		{
-		case PLL0:
+		case C2K_CLK_PLL0:
 			m = readl(PLL0_M_LSB) & 0xff;
 			m |= (readl(PLL0_M_MSB) & 0x3) << 8;
 			p = readl(PLL0_P) & 0x3f;
@@ -362,7 +362,7 @@
 			pll_div = readl(PLL0_DIV_CNTRL);
 			break;
 
-		case PLL1:
+		case C2K_CLK_PLL1:
 			m = readl(PLL1_M_LSB) & 0xff;
 			m |= (readl(PLL1_M_MSB) & 0x3) << 8;
 			p = readl(PLL1_P) & 0x3f;
@@ -371,7 +371,7 @@
 			pll_div = readl(PLL1_DIV_CNTRL);
 			break;
 
-		case PLL2:
+		case C2K_CLK_PLL2:
 			m = readl(PLL2_M_LSB) & 0xff;
 			m |= (readl(PLL2_M_MSB) & 0x3) << 8;
 			p = readl(PLL2_P) & 0x3f;
@@ -397,7 +397,7 @@
 			pll_clk = pll_clk/pll_div;
 
 	}
-	else if (pll_no == PLL3)
+	else if (pll_no == C2K_CLK_PLL3)
 	{
 		m = readl(PLL3_M_LSB) & 0xff;
 		m |= (readl(PLL3_M_MSB) & 0x3) << 8;
@@ -467,16 +467,16 @@
 
 	switch(pll_src)
 	{
-		case PLL0:
+		case C2K_CLK_PLL0:
 			writel(readl(ctrl_reg) | (1 << 0) , ctrl_reg);
                 	break;
-		case PLL1:
+		case C2K_CLK_PLL1:
 			writel(readl(ctrl_reg) | (1 << 1) , ctrl_reg);
                 	break;
-		case PLL3:
+		case C2K_CLK_PLL3:
 			writel(readl(ctrl_reg) | (1 << 3), ctrl_reg);
                 	break;
-		case PLL2:
+		case C2K_CLK_PLL2:
 		default:
 			writel(readl(ctrl_reg) | (1 << 2), ctrl_reg);
                 	break;
@@ -941,10 +941,10 @@
 	spin_lock_init(&clock_lock);
 
         /* Determine the barebox configured pll0,pll1,pll2,pll3 rate value */
-        clk_pll0.rate = HAL_get_pll_freq(PLL0);
-        clk_pll1.rate = HAL_get_pll_freq(PLL1);
-        clk_pll2.rate = HAL_get_pll_freq(PLL2);
-        clk_pll3.rate = HAL_get_pll_freq(PLL3);
+        clk_pll0.rate = HAL_get_pll_freq(C2K_CLK_PLL0);
+        clk_pll1.rate = HAL_get_pll_freq(C2K_CLK_PLL1);
+        clk_pll2.rate = HAL_get_pll_freq(C2K_CLK_PLL2);
+        clk_pll3.rate = HAL_get_pll_freq(C2K_CLK_PLL3);
 
 	/* Set the NTG ref clock to PLL src (gemtx PLL source)
 	 * Currently it is not set from barebox,set here.
@@ -965,13 +965,13 @@
 				pll_no = HAL_get_clock_pll_source(clk->clkgen_reg);
 				switch (pll_no)
 				{
-					case PLL0:
+					case C2K_CLK_PLL0:
 						clk_set_parent(clk,&clk_pll0);
 						break;
-					case PLL1:
+					case C2K_CLK_PLL1:
 						clk_set_parent(clk,&clk_pll1);
 						break;
-					case PLL2:
+					case C2K_CLK_PLL2:
 						clk_set_parent(clk,&clk_pll2);
 						break;
 					default:
diff --git a/arch/arm/mach-comcerto/include/mach/comcerto-2000/clk-rst.h b/arch/arm/mach-comcerto/include/mach/comcerto-2000/clk-rst.h
index 631ea98..3cfeaff 100644
--- a/arch/arm/mach-comcerto/include/mach/comcerto-2000/clk-rst.h
+++ b/arch/arm/mach-comcerto/include/mach/comcerto-2000/clk-rst.h
@@ -143,10 +143,10 @@
 #define PLL3_MFR 			APB_VADDR(COMCERTO_APB_CLK_BASE + 0x248)
 #define PLL3_MRR 			APB_VADDR(COMCERTO_APB_CLK_BASE + 0x24C)
 
-#define PLL0				0
-#define PLL1				1
-#define PLL2				2
-#define PLL3				3
+#define C2K_CLK_PLL0				0
+#define C2K_CLK_PLL1				1
+#define C2K_CLK_PLL2				2
+#define C2K_CLK_PLL3				3
 
 /* Device Reset Control Register (DEVICE_RST_CNTRL)*/