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authorKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>2021-09-27 15:50:42 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-01 11:04:55 +0300
commit98805da98d93e6cf4e96d2f2aa5eaecc730722b9 (patch)
tree2899f475bdc345b8257b5c1c8dc27e16955875d7 /arch/riscv
parentfda0d131c0a4e6e1c86da2369291430bd9dff9cf (diff)
downloadlinux-98805da98d93e6cf4e96d2f2aa5eaecc730722b9.tar.xz
riscv: dts: microchip: drop duplicated MMC/SDHC node
[ Upstream commit 42a57a47bb0c0f531321a7001972a3ca121409bd ] Devicetree source is a description of hardware and hardware has only one block @20008000 which can be configured either as eMMC or SDHC. Having two node for different modes is an obscure, unusual and confusing way to configure it. Instead the board file is supposed to customize the block to its needs, e.g. to SDHC mode. This fixes dtbs_check warning: arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dt.yaml: sdhc@20008000: $nodename:0: 'sdhc@20008000' does not match '^mmc(@.*)?$' Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/riscv')
-rw-r--r--arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts11
-rw-r--r--arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi29
2 files changed, 12 insertions, 28 deletions
diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
index be0d77624cf5..cce5eca31f25 100644
--- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
+++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
@@ -56,8 +56,17 @@
status = "okay";
};
-&sdcard {
+&mmc {
status = "okay";
+
+ bus-width = <4>;
+ disable-wp;
+ cap-sd-highspeed;
+ card-detect-delay = <200>;
+ sd-uhs-sdr12;
+ sd-uhs-sdr25;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
};
&emac0 {
diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
index 446f41d6a87e..b12fd594e717 100644
--- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
+++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
@@ -262,39 +262,14 @@
status = "disabled";
};
- emmc: mmc@20008000 {
+ /* Common node entry for emmc/sd */
+ mmc: mmc@20008000 {
compatible = "cdns,sd4hc";
reg = <0x0 0x20008000 0x0 0x1000>;
interrupt-parent = <&plic>;
interrupts = <88 89>;
pinctrl-names = "default";
clocks = <&clkcfg 6>;
- bus-width = <4>;
- cap-mmc-highspeed;
- mmc-ddr-3_3v;
- max-frequency = <200000000>;
- non-removable;
- no-sd;
- no-sdio;
- voltage-ranges = <3300 3300>;
- status = "disabled";
- };
-
- sdcard: sdhc@20008000 {
- compatible = "cdns,sd4hc";
- reg = <0x0 0x20008000 0x0 0x1000>;
- interrupt-parent = <&plic>;
- interrupts = <88>;
- pinctrl-names = "default";
- clocks = <&clkcfg 6>;
- bus-width = <4>;
- disable-wp;
- cap-sd-highspeed;
- card-detect-delay = <200>;
- sd-uhs-sdr12;
- sd-uhs-sdr25;
- sd-uhs-sdr50;
- sd-uhs-sdr104;
max-frequency = <200000000>;
status = "disabled";
};