This patch removes device tree node of SDHCI0 controller and replaces
it with MSHC to enable support MMC 4.4 and improve performance of eMMC
memory.
Signed-off-by: Tomasz Figa <t.figa@xxxxxxxxxxx>
Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
arch/arm/boot/dts/exynos4412-trats2.dts | 20 ++++++++++++++++----
1 file changed, 16 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index fb7b9ae..890ad27 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -442,13 +442,25 @@
};
};
- sdhci@12510000 {
- bus-width = <8>;
+ mmc@12550000 {
+ num-slots = <1>;
+ supports-highspeed;
+ broken-cd;
non-removable;
- pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>;
- pinctrl-names = "default";
+ card-detect-delay = <200>;
vmmc-supply = <&vemmc_reg>;
+ clock-frequency = <400000000>;
+ samsung,dw-mshc-ciu-div = <0>;
+ samsung,dw-mshc-sdr-timing = <2 3>;
+ samsung,dw-mshc-ddr-timing = <1 2>;
+ pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
+ pinctrl-names = "default";
status = "okay";
+
+ slot@0 {
+ reg = <0>;
+ bus-width = <8>;
+ };
};
serial@13800000 {
--
1.8.4.3
--
To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
