1 files changed, 28 insertions, 126 deletions

diff --git a/arch/arm/cpu/armv7/keystone/clock.c b/arch/arm/cpu/armv7/keystone/clock.c
index bfa4c9d8f6..03c1d9f660 100644
--- a/arch/arm/cpu/armv7/keystone/clock.c
+++ b/arch/arm/cpu/armv7/keystone/clock.c
@@ -8,9 +8,6 @@
  */
 
 #include <common.h>
-#include <asm-generic/errno.h>
-#include <asm/io.h>
-#include <asm/processor.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/clock_defs.h>
 
@@ -24,106 +21,6 @@ static void wait_for_completion(const struct pll_init_data *data)
 	}
 }
 
-struct pll_regs {
-	u32	reg0, reg1;
-};
-
-static const struct pll_regs pll_regs[] = {
-	[CORE_PLL]	= { K2HK_MAINPLLCTL0, K2HK_MAINPLLCTL1},
-	[PASS_PLL]	= { K2HK_PASSPLLCTL0, K2HK_PASSPLLCTL1},
-	[TETRIS_PLL]	= { K2HK_ARMPLLCTL0,  K2HK_ARMPLLCTL1},
-	[DDR3A_PLL]	= { K2HK_DDR3APLLCTL0, K2HK_DDR3APLLCTL1},
-	[DDR3B_PLL]	= { K2HK_DDR3BPLLCTL0, K2HK_DDR3BPLLCTL1},
-};
-
-/* Fout = Fref * NF(mult) / NR(prediv) / OD */
-static unsigned long pll_freq_get(int pll)
-{
-	unsigned long mult = 1, prediv = 1, output_div = 2;
-	unsigned long ret;
-	u32 tmp, reg;
-
-	if (pll == CORE_PLL) {
-		ret = external_clk[sys_clk];
-		if (pllctl_reg_read(pll, ctl) & PLLCTL_PLLEN) {
-			/* PLL mode */
-			tmp = __raw_readl(K2HK_MAINPLLCTL0);
-			prediv = (tmp & PLL_DIV_MASK) + 1;
-			mult = (((tmp & PLLM_MULT_HI_SMASK) >> 6) |
-				(pllctl_reg_read(pll, mult) &
-				 PLLM_MULT_LO_MASK)) + 1;
-			output_div = ((pllctl_reg_read(pll, secctl) >>
-				       PLL_CLKOD_SHIFT) & PLL_CLKOD_MASK) + 1;
-
-			ret = ret / prediv / output_div * mult;
-		}
-	} else {
-		switch (pll) {
-		case PASS_PLL:
-			ret = external_clk[pa_clk];
-			reg = K2HK_PASSPLLCTL0;
-			break;
-		case TETRIS_PLL:
-			ret = external_clk[tetris_clk];
-			reg = K2HK_ARMPLLCTL0;
-			break;
-		case DDR3A_PLL:
-			ret = external_clk[ddr3a_clk];
-			reg = K2HK_DDR3APLLCTL0;
-			break;
-		case DDR3B_PLL:
-			ret = external_clk[ddr3b_clk];
-			reg = K2HK_DDR3BPLLCTL0;
-			break;
-		default:
-			return 0;
-		}
-
-		tmp = __raw_readl(reg);
-
-		if (!(tmp & PLLCTL_BYPASS)) {
-			/* Bypass disabled */
-			prediv = (tmp & PLL_DIV_MASK) + 1;
-			mult = ((tmp >> PLL_MULT_SHIFT) & PLL_MULT_MASK) + 1;
-			output_div = ((tmp >> PLL_CLKOD_SHIFT) &
-				      PLL_CLKOD_MASK) + 1;
-			ret = ((ret / prediv) * mult) / output_div;
-		}
-	}
-
-	return ret;
-}
-
-unsigned long clk_get_rate(unsigned int clk)
-{
-	switch (clk) {
-	case core_pll_clk:	return pll_freq_get(CORE_PLL);
-	case pass_pll_clk:	return pll_freq_get(PASS_PLL);
-	case tetris_pll_clk:	return pll_freq_get(TETRIS_PLL);
-	case ddr3a_pll_clk:	return pll_freq_get(DDR3A_PLL);
-	case ddr3b_pll_clk:	return pll_freq_get(DDR3B_PLL);
-	case sys_clk0_1_clk:
-	case sys_clk0_clk:	return pll_freq_get(CORE_PLL) / pll0div_read(1);
-	case sys_clk1_clk:	return pll_freq_get(CORE_PLL) / pll0div_read(2);
-	case sys_clk2_clk:	return pll_freq_get(CORE_PLL) / pll0div_read(3);
-	case sys_clk3_clk:	return pll_freq_get(CORE_PLL) / pll0div_read(4);
-	case sys_clk0_2_clk:	return clk_get_rate(sys_clk0_clk) / 2;
-	case sys_clk0_3_clk:	return clk_get_rate(sys_clk0_clk) / 3;
-	case sys_clk0_4_clk:	return clk_get_rate(sys_clk0_clk) / 4;
-	case sys_clk0_6_clk:	return clk_get_rate(sys_clk0_clk) / 6;
-	case sys_clk0_8_clk:	return clk_get_rate(sys_clk0_clk) / 8;
-	case sys_clk0_12_clk:	return clk_get_rate(sys_clk0_clk) / 12;
-	case sys_clk0_24_clk:	return clk_get_rate(sys_clk0_clk) / 24;
-	case sys_clk1_3_clk:	return clk_get_rate(sys_clk1_clk) / 3;
-	case sys_clk1_4_clk:	return clk_get_rate(sys_clk1_clk) / 4;
-	case sys_clk1_6_clk:	return clk_get_rate(sys_clk1_clk) / 6;
-	case sys_clk1_12_clk:	return clk_get_rate(sys_clk1_clk) / 12;
-	default:
-		break;
-	}
-	return 0;
-}
-
 void init_pll(const struct pll_init_data *data)
 {
 	u32 tmp, tmp_ctl, pllm, plld, pllod, bwadj;
@@ -139,7 +36,7 @@ void init_pll(const struct pll_init_data *data)
 		tmp = pllctl_reg_read(data->pll, secctl);
 
 		if (tmp & (PLLCTL_BYPASS)) {
-			setbits_le32(pll_regs[data->pll].reg1,
+			setbits_le32(keystone_pll_regs[data->pll].reg1,
 				     BIT(MAIN_ENSAT_OFFSET));
 
 			pllctl_reg_clrbits(data->pll, ctl, PLLCTL_PLLEN |
@@ -159,21 +56,24 @@ void init_pll(const struct pll_init_data *data)
 
 		pllctl_reg_write(data->pll, mult, pllm & PLLM_MULT_LO_MASK);
 
-		clrsetbits_le32(pll_regs[data->pll].reg0, PLLM_MULT_HI_SMASK,
-				(pllm << 6));
+		clrsetbits_le32(keystone_pll_regs[data->pll].reg0,
+				PLLM_MULT_HI_SMASK, (pllm << 6));
 
 		/* Set the BWADJ     (12 bit field)  */
 		tmp_ctl = pllm >> 1; /* Divide the pllm by 2 */
-		clrsetbits_le32(pll_regs[data->pll].reg0, PLL_BWADJ_LO_SMASK,
+		clrsetbits_le32(keystone_pll_regs[data->pll].reg0,
+				PLL_BWADJ_LO_SMASK,
 				(tmp_ctl << PLL_BWADJ_LO_SHIFT));
-		clrsetbits_le32(pll_regs[data->pll].reg1, PLL_BWADJ_HI_MASK,
+		clrsetbits_le32(keystone_pll_regs[data->pll].reg1,
+				PLL_BWADJ_HI_MASK,
 				(tmp_ctl >> 8));
 
 		/*
 		 * Set the pll divider (6 bit field) *
 		 * PLLD[5:0] is located in MAINPLLCTL0
 		 */
-		clrsetbits_le32(pll_regs[data->pll].reg0, PLL_DIV_MASK, plld);
+		clrsetbits_le32(keystone_pll_regs[data->pll].reg0,
+				PLL_DIV_MASK, plld);
 
 		/* Set the OUTPUT DIVIDE (4 bit field) in SECCTL */
 		pllctl_reg_rmw(data->pll, secctl, PLL_CLKOD_SMASK,
@@ -206,17 +106,18 @@ void init_pll(const struct pll_init_data *data)
 
 		tmp = pllctl_reg_setbits(data->pll, ctl, PLLCTL_PLLEN);
 
+#ifndef CONFIG_SOC_K2E
 	} else if (data->pll == TETRIS_PLL) {
 		bwadj = pllm >> 1;
 		/* 1.5 Set PLLCTL0[BYPASS] =1 (enable bypass), */
-		setbits_le32(pll_regs[data->pll].reg0,  PLLCTL_BYPASS);
+		setbits_le32(keystone_pll_regs[data->pll].reg0,  PLLCTL_BYPASS);
 		/*
 		 * Set CHIPMISCCTL1[13] = 0 (enable glitchfree bypass)
 		 * only applicable for Kepler
 		 */
-		clrbits_le32(K2HK_MISC_CTRL, ARM_PLL_EN);
+		clrbits_le32(KS2_MISC_CTRL, KS2_ARM_PLL_EN);
 		/* 2 In PLLCTL1, write PLLRST = 1 (PLL is reset) */
-		setbits_le32(pll_regs[data->pll].reg1 ,
+		setbits_le32(keystone_pll_regs[data->pll].reg1 ,
 			     PLL_PLLRST | PLLCTL_ENSAT);
 
 		/*
@@ -229,13 +130,13 @@ void init_pll(const struct pll_init_data *data)
 			(pllm << 6) |
 			(plld & PLL_DIV_MASK) |
 			(pllod << PLL_CLKOD_SHIFT) | PLLCTL_BYPASS;
-		__raw_writel(tmp, pll_regs[data->pll].reg0);
+		__raw_writel(tmp, keystone_pll_regs[data->pll].reg0);
 
 		/* Set BWADJ[11:8] bits */
-		tmp = __raw_readl(pll_regs[data->pll].reg1);
+		tmp = __raw_readl(keystone_pll_regs[data->pll].reg1);
 		tmp &= ~(PLL_BWADJ_HI_MASK);
 		tmp |= ((bwadj>>8) & PLL_BWADJ_HI_MASK);
-		__raw_writel(tmp, pll_regs[data->pll].reg1);
+		__raw_writel(tmp, keystone_pll_regs[data->pll].reg1);
 		/*
 		 * 5 Wait for at least 5 us based on the reference
 		 * clock (PLL reset time)
@@ -243,26 +144,27 @@ void init_pll(const struct pll_init_data *data)
 		sdelay(21000);	/* Wait for a minimum of 7 us*/
 
 		/* 6 In PLLCTL1, write PLLRST = 0 (PLL reset is released) */
-		clrbits_le32(pll_regs[data->pll].reg1, PLL_PLLRST);
+		clrbits_le32(keystone_pll_regs[data->pll].reg1, PLL_PLLRST);
 		/*
 		 * 7 Wait for at least 500 * REFCLK cycles * (PLLD + 1)
 		 * (PLL lock time)
 		 */
 		sdelay(105000);
 		/* 8 disable bypass */
-		clrbits_le32(pll_regs[data->pll].reg0, PLLCTL_BYPASS);
+		clrbits_le32(keystone_pll_regs[data->pll].reg0, PLLCTL_BYPASS);
 		/*
 		 * 9 Set CHIPMISCCTL1[13] = 1 (disable glitchfree bypass)
 		 * only applicable for Kepler
 		 */
-		setbits_le32(K2HK_MISC_CTRL, ARM_PLL_EN);
+		setbits_le32(KS2_MISC_CTRL, KS2_ARM_PLL_EN);
+#endif
 	} else {
-		setbits_le32(pll_regs[data->pll].reg1, PLLCTL_ENSAT);
+		setbits_le32(keystone_pll_regs[data->pll].reg1, PLLCTL_ENSAT);
 		/*
 		 * process keeps state of Bypass bit while programming
 		 * all other DDR PLL settings
 		 */
-		tmp = __raw_readl(pll_regs[data->pll].reg0);
+		tmp = __raw_readl(keystone_pll_regs[data->pll].reg0);
 		tmp &= PLLCTL_BYPASS;	/* clear everything except Bypass */
 
 		/*
@@ -274,10 +176,10 @@ void init_pll(const struct pll_init_data *data)
 			(pllm << PLL_MULT_SHIFT) |
 			(plld & PLL_DIV_MASK) |
 			(pllod << PLL_CLKOD_SHIFT);
-		__raw_writel(tmp, pll_regs[data->pll].reg0);
+		__raw_writel(tmp, keystone_pll_regs[data->pll].reg0);
 
 		/* Set BWADJ[11:8] bits */
-		tmp = __raw_readl(pll_regs[data->pll].reg1);
+		tmp = __raw_readl(keystone_pll_regs[data->pll].reg1);
 		tmp &= ~(PLL_BWADJ_HI_MASK);
 		tmp |= ((bwadj >> 8) & PLL_BWADJ_HI_MASK);
 
@@ -285,20 +187,20 @@ void init_pll(const struct pll_init_data *data)
 		if (data->pll == PASS_PLL)
 			tmp |= PLLCTL_PAPLL;
 
-		__raw_writel(tmp, pll_regs[data->pll].reg1);
+		__raw_writel(tmp, keystone_pll_regs[data->pll].reg1);
 
 		/* Reset bit: bit 14 for both DDR3 & PASS PLL */
 		tmp = PLL_PLLRST;
 		/* Set RESET bit = 1 */
-		setbits_le32(pll_regs[data->pll].reg1, tmp);
+		setbits_le32(keystone_pll_regs[data->pll].reg1, tmp);
 		/* Wait for a minimum of 7 us*/
 		sdelay(21000);
 		/* Clear RESET bit */
-		clrbits_le32(pll_regs[data->pll].reg1, tmp);
+		clrbits_le32(keystone_pll_regs[data->pll].reg1, tmp);
 		sdelay(105000);
 
 		/* clear BYPASS (Enable PLL Mode) */
-		clrbits_le32(pll_regs[data->pll].reg0, PLLCTL_BYPASS);
+		clrbits_le32(keystone_pll_regs[data->pll].reg0, PLLCTL_BYPASS);
 		sdelay(21000);	/* Wait for a minimum of 7 us*/
 	}