3 files changed, 15 insertions, 4 deletions

diff --git a/arch/arm/cpu/armv7/keystone/clock.c b/arch/arm/cpu/armv7/keystone/clock.c
index 47fc89398d..d13fbc1a4b 100644
--- a/arch/arm/cpu/armv7/keystone/clock.c
+++ b/arch/arm/cpu/armv7/keystone/clock.c
@@ -185,10 +185,6 @@ void init_pll(const struct pll_init_data *data)
 		tmp &= ~(PLL_BWADJ_HI_MASK);
 		tmp |= ((bwadj >> 8) & PLL_BWADJ_HI_MASK);
 
-		/* set PLL Select (bit 13) for PASS PLL */
-		if (data->pll == PASS_PLL)
-			tmp |= PLLCTL_PAPLL;
-
 		__raw_writel(tmp, keystone_pll_regs[data->pll].reg1);
 
 		/* Reset bit: bit 14 for both DDR3 & PASS PLL */
@@ -261,3 +257,16 @@ inline int get_max_arm_speed(void)
 	return get_max_speed((read_efuse_bootrom() >> 16) & 0xffff, arm_speeds);
 }
 #endif
+
+void pass_pll_pa_clk_enable(void)
+{
+	u32 reg;
+
+	reg = readl(keystone_pll_regs[PASS_PLL].reg1);
+
+	reg |= PLLCTL_PAPLL;
+	writel(reg, keystone_pll_regs[PASS_PLL].reg1);
+
+	/* wait till clock is enabled */
+	sdelay(15000);
+}
diff --git a/arch/arm/include/asm/arch-keystone/clock.h b/arch/arm/include/asm/arch-keystone/clock.h
index 7218230c41..9f6cfb265f 100644
--- a/arch/arm/include/asm/arch-keystone/clock.h
+++ b/arch/arm/include/asm/arch-keystone/clock.h
@@ -58,6 +58,7 @@ void init_pll(const struct pll_init_data *data);
 unsigned long clk_get_rate(unsigned int clk);
 unsigned long clk_round_rate(unsigned int clk, unsigned long hz);
 int clk_set_rate(unsigned int clk, unsigned long hz);
+void pass_pll_pa_clk_enable(void);
 int get_max_dev_speed(void);
 int get_max_arm_speed(void);
 
diff --git a/board/ti/ks2_evm/board.c b/board/ti/ks2_evm/board.c
index 279ec8e67b..8991786063 100644
--- a/board/ti/ks2_evm/board.c
+++ b/board/ti/ks2_evm/board.c
@@ -77,6 +77,7 @@ int board_eth_init(bd_t *bis)
 		return -1;
 	if (psc_enable_module(KS2_LPSC_CRYPTO))
 		return -1;
+	pass_pll_pa_clk_enable();
 
 	port_num = get_num_eth_ports();