[PATCH V2 2/2] ARM: imx: set CKO1 parent clock source in imx6q sabresd
Gary Zhang
b13634 at freescale.com
Mon Feb 4 20:37:58 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 | 14 +++++++++++---
1 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 4eb1b3a..82c67de 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 +132,9 @@ 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);
+
put_clk:
if (!IS_ERR(cko1_sel))
clk_put(cko1_sel);
@@ -148,7 +149,12 @@ 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 +199,8 @@ 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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