[PATCH] rockchip: rk3568-generic: Enable eMMC HS200 mode
Jonas Karlman
jonas at kwiboo.se
Wed Jan 31 23:07:14 CET 2024
Writing to eMMC using HS200 mode work more reliably then other modes on
RK356x boards.
Add device tree props and enable Kconfig options for eMMC HS200 mode on
the generic RK3566/RK3568 board. Also enable the pinctrl driver in SPL
and add missing rk3568-generic.dtb to Makefile.
Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
---
This patch depends on the following series:
- rockchip: rk35xx: Sync device tree with linux v6.8-rc1 [1]
- rockchip: rk35xx: Fix writing to eMMC [2]
[1] https://patchwork.ozlabs.org/cover/1891669/
[2] https://patchwork.ozlabs.org/cover/1891692/
---
arch/arm/dts/Makefile | 1 +
arch/arm/dts/rk3568-generic.dts | 12 +++++++++++-
configs/generic-rk3568_defconfig | 5 ++++-
3 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 50f35e3db3f0..0fcae77cefe3 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -181,6 +181,7 @@ dtb-$(CONFIG_ROCKCHIP_RK3568) += \
rk3566-soquartz-model-a.dtb \
rk3568-bpi-r2-pro.dtb \
rk3568-evb.dtb \
+ rk3568-generic.dtb \
rk3568-lubancat-2.dtb \
rk3568-nanopi-r5c.dtb \
rk3568-nanopi-r5s.dtb \
diff --git a/arch/arm/dts/rk3568-generic.dts b/arch/arm/dts/rk3568-generic.dts
index 1006ea55bb98..88eb1bfd2aab 100644
--- a/arch/arm/dts/rk3568-generic.dts
+++ b/arch/arm/dts/rk3568-generic.dts
@@ -10,7 +10,12 @@
model = "Generic RK3566/RK3568";
compatible = "rockchip,rk3568";
- chosen: chosen {
+ aliases {
+ mmc0 = &sdhci;
+ mmc1 = &sdmmc;
+ };
+
+ chosen {
stdout-path = "serial2:1500000n8";
};
};
@@ -18,6 +23,9 @@
&sdhci {
bus-width = <8>;
cap-mmc-highspeed;
+ mmc-hs200-1_8v;
+ no-sd;
+ no-sdio;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd>;
@@ -28,6 +36,8 @@
bus-width = <4>;
cap-sd-highspeed;
disable-wp;
+ no-mmc;
+ no-sdio;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc0_bus4 &sdmmc0_clk &sdmmc0_cmd>;
status = "okay";
diff --git a/configs/generic-rk3568_defconfig b/configs/generic-rk3568_defconfig
index 8f0a9c8c449f..18a62b0033a0 100644
--- a/configs/generic-rk3568_defconfig
+++ b/configs/generic-rk3568_defconfig
@@ -42,7 +42,7 @@ CONFIG_CMD_MMC=y
# CONFIG_SPL_DOS_PARTITION is not set
CONFIG_SPL_OF_CONTROL=y
CONFIG_OF_LIVE=y
-CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
CONFIG_SPL_DM_SEQ_ALIAS=y
CONFIG_SPL_REGMAP=y
CONFIG_SPL_SYSCON=y
@@ -51,11 +51,14 @@ CONFIG_ROCKCHIP_GPIO=y
CONFIG_MISC=y
# CONFIG_ROCKCHIP_IODOMAIN is not set
CONFIG_SUPPORT_EMMC_RPMB=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_SPL_MMC_HS200_SUPPORT=y
CONFIG_MMC_DW=y
CONFIG_MMC_DW_ROCKCHIP=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_SDMA=y
CONFIG_MMC_SDHCI_ROCKCHIP=y
+CONFIG_SPL_PINCTRL=y
CONFIG_SPL_RAM=y
CONFIG_BAUDRATE=1500000
CONFIG_DEBUG_UART_SHIFT=2
--
2.43.0
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