[PATCH 2/2] ARM: imx: set CKO1 parent clock source in imx6q sabresd

Gary Zhang b13634 at freescale.com
Fri Feb 1 01:46:57 EST 2013


in imx6q sabresd board, set ahb as CKO1 parent clock sourrce

Signed-off-by: Gary Zhang <b13634 at freescale.com>
---
 arch/arm/mach-imx/mach-imx6q.c |   15 ++++++++++++---
 1 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 4eb1b3a..860e272 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -119,7 +119,7 @@ static int ksz9021rn_phy_fixup(struct phy_device *phydev)
 	return 0;
 }
 
-static void __init imx6q_sabrelite_cko1_setup(void)
+static void __init cko1_setup(unsigned long freq)
 {
 	struct clk *cko1_sel, *ahb, *cko1;
 	unsigned long rate;
@@ -132,8 +132,10 @@ static void __init imx6q_sabrelite_cko1_setup(void)
 		goto put_clk;
 	}
 	clk_set_parent(cko1_sel, ahb);
-	rate = clk_round_rate(cko1, 16000000);
+	rate = clk_round_rate(cko1, freq);
 	clk_set_rate(cko1, rate);
+
+	return;
 put_clk:
 	if (!IS_ERR(cko1_sel))
 		clk_put(cko1_sel);
@@ -148,7 +150,12 @@ static void __init imx6q_sabrelite_init(void)
 	if (IS_BUILTIN(CONFIG_PHYLIB))
 		phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK,
 				ksz9021rn_phy_fixup);
-	imx6q_sabrelite_cko1_setup();
+	cko1_setup(16000000);
+}
+
+static void __init imx6q_sabresd_init(void)
+{
+	cko1_setup(24000000);
 }
 
 static void __init imx6q_1588_init(void)
@@ -193,6 +200,8 @@ static void __init imx6q_init_machine(void)
 {
 	if (of_machine_is_compatible("fsl,imx6q-sabrelite"))
 		imx6q_sabrelite_init();
+	else if (of_machine_is_compatible("fsl,imx6q-sabresd"))
+		imx6q_sabresd_init();
 
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 
-- 
1.7.0.4





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