From: tianshuliang <tianshuliang@xxxxxxxxxxxxx>
Supplement properties of emmc nodes to support high performance.
Signed-off-by: tianshuliang <tianshuliang@xxxxxxxxxxxxx>
---
arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts | 12 ++++++++++++
arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi | 8 +++++---
2 files changed, 17 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts b/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts
index 6a0b7e9..b890829 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts
@@ -160,4 +160,16 @@
status = "okay";
label = "LS-UART0";
};
+
+&emmc {
+ status = "okay";
+ num-slots = <1>;
+ fifo-depth = <256>;
+ clock-frequency = <200000000>;
+ cap-mmc-highspeed;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ non-removable;
+ bus-width = <8>;
+};
/* No optional LS-UART1 on Low Speed Expansion Connector. */
diff --git a/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi b/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi
index 5a73c68..df62382 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi
@@ -241,12 +241,14 @@
};
emmc: mmc@9830000 {
- compatible = "snps,dw-mshc";
+ compatible = "hisilicon,hi3798cv200-dw-mshc";
reg = <0x9830000 0x10000>;
interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&crg HISTB_MMC_CIU_CLK>,
- <&crg HISTB_MMC_BIU_CLK>;
- clock-names = "ciu", "biu";
+ <&crg HISTB_MMC_BIU_CLK>,
+ <&crg HISTB_MMC_SAMPLE_CLK>,
+ <&crg HISTB_MMC_DRV_CLK>;
+ clock-names = "ciu", "biu", "ciu-sample", "ciu-drive";
};
gpio0: gpio@8b20000 {
--
2.7.4
--
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