2014-11-28 11:44:18

by Julien CHAUVEAU

Subject: [PATCH] ARM: dts: rockchip: set FIFO size for SDMMC, SDIO and EMMC

The SDMMC, SDIO and EMMC controllers use an external FIFO whose size is 256x32bit.
This patch set the corresponding fifo-depth properties for both RK3066 and RK3188.

Signed-off-by: Julien CHAUVEAU <[email protected]>
---
arch/arm/boot/dts/rk3xxx.dtsi | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi
index 87df6a8..c54a971 100644
--- a/arch/arm/boot/dts/rk3xxx.dtsi
+++ b/arch/arm/boot/dts/rk3xxx.dtsi
@@ -177,10 +177,9 @@
compatible = "rockchip,rk2928-dw-mshc";
reg = <0x10214000 0x1000>;
interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
-
clocks = <&cru HCLK_SDMMC>, <&cru SCLK_SDMMC>;
clock-names = "biu", "ciu";
-
+ fifo-depth = <256>;
status = "disabled";
};

@@ -188,10 +187,9 @@
compatible = "rockchip,rk2928-dw-mshc";
reg = <0x10218000 0x1000>;
interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
-
clocks = <&cru HCLK_SDIO>, <&cru SCLK_SDIO>;
clock-names = "biu", "ciu";
-
+ fifo-depth = <256>;
status = "disabled";
};

@@ -199,10 +197,9 @@
compatible = "rockchip,rk2928-dw-mshc";
reg = <0x1021c000 0x1000>;
interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
-
clocks = <&cru HCLK_EMMC>, <&cru SCLK_EMMC>;
clock-names = "biu", "ciu";
-
+ fifo-depth = <256>;
status = "disabled";
};

--
2.1.0

2014-12-01 00:01:37

by Heiko Stuebner

Subject: Re: [PATCH] ARM: dts: rockchip: set FIFO size for SDMMC, SDIO and EMMC

Am Freitag, 28. November 2014, 11:24:14 schrieb Julien CHAUVEAU:
> The SDMMC, SDIO and EMMC controllers use an external FIFO whose size is
> 256x32bit. This patch set the corresponding fifo-depth properties for both
> RK3066 and RK3188.
>
> Signed-off-by: Julien CHAUVEAU <[email protected]>

applied to my dts branch