From: Maksim Kiselev bigunclemax@gmail.com
Add SDHCI and EMMC controlles nodes on TH-1520 SoC. And enable them for Lichee module 4A.
Reviewed-by: Jaehoon Chung jh80.chung@samsung.com Signed-off-by: Maksim Kiselev bigunclemax@gmail.com --- arch/riscv/dts/th1520-lichee-module-4a.dtsi | 18 +++++++++++ arch/riscv/dts/th1520.dtsi | 34 +++++++++++++++++++++ 2 files changed, 52 insertions(+)
diff --git a/arch/riscv/dts/th1520-lichee-module-4a.dtsi b/arch/riscv/dts/th1520-lichee-module-4a.dtsi index dc00e3dfa0..86a81bdcf7 100644 --- a/arch/riscv/dts/th1520-lichee-module-4a.dtsi +++ b/arch/riscv/dts/th1520-lichee-module-4a.dtsi @@ -32,3 +32,21 @@ &uart_sclk { clock-frequency = <100000000>; }; + +&emmc { + bus-width = <8>; + max-frequency = <198000000>; + mmc-ddr-1_8v; + mmc-hs400-1_8v; + mmc-hs400-enhanced-strobe; + non-removable; + no-sdio; + no-sd; + status = "okay"; +}; + +&sdio0 { + bus-width = <4>; + max-frequency = <198000000>; + status = "okay"; +}; diff --git a/arch/riscv/dts/th1520.dtsi b/arch/riscv/dts/th1520.dtsi index d68c446a6b..9378de89c5 100644 --- a/arch/riscv/dts/th1520.dtsi +++ b/arch/riscv/dts/th1520.dtsi @@ -141,6 +141,13 @@ #clock-cells = <0>; };
+ sdhci_clk: sdhci-clock { + compatible = "fixed-clock"; + clock-frequency = <198000000>; + clock-output-names = "sdhci_clk"; + #clock-cells = <0>; + }; + soc { compatible = "simple-bus"; interrupt-parent = <&plic>; @@ -206,6 +213,33 @@ status = "disabled"; };
+ emmc: mmc@ffe7080000 { + compatible = "thead,th1520-dwcmshc"; + reg = <0xff 0xe7080000 0x0 0x10000>; + interrupts = <62 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&sdhci_clk>; + clock-names = "core"; + status = "disabled"; + }; + + sdio0: mmc@ffe7090000 { + compatible = "thead,th1520-dwcmshc"; + reg = <0xff 0xe7090000 0x0 0x10000>; + interrupts = <64 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&sdhci_clk>; + clock-names = "core"; + status = "disabled"; + }; + + sdio1: mmc@ffe70a0000 { + compatible = "thead,th1520-dwcmshc"; + reg = <0xff 0xe70a0000 0x0 0x10000>; + interrupts = <71 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&sdhci_clk>; + clock-names = "core"; + status = "disabled"; + }; + uart1: serial@ffe7f00000 { compatible = "snps,dw-apb-uart"; reg = <0xff 0xe7f00000 0x0 0x100>;