* [PATCH 2/2] 44x/fsp2: enable eMMC arasan for fsp2 platform
@ 2017-06-23 15:47 Ivan Mikhaylov
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From: Ivan Mikhaylov @ 2017-06-23 15:47 UTC (permalink / raw)
To: Alistair Popple, Matt Porter, Adrian Hunter, Patrice Chotard,
Ulf Hansson
Cc: linuxppc-dev, linux-kernel, Benjamin Herrenschmidt, Joel Stanley,
Paul Mackerras, Michael Ellerman, linux-mmc, kernel
* add mmc0 section into dts for arasan
* change defconfig appropriately
Signed-off-by: Ivan Mikhaylov <ivan@de.ibm.com>
---
arch/powerpc/boot/dts/fsp2.dts | 19 +++++++++++++++++++
arch/powerpc/configs/44x/fsp2_defconfig | 2 ++
2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/boot/dts/fsp2.dts b/arch/powerpc/boot/dts/fsp2.dts
index de9d606..6a63026 100644
--- a/arch/powerpc/boot/dts/fsp2.dts
+++ b/arch/powerpc/boot/dts/fsp2.dts
@@ -52,6 +52,7 @@
clocks {
mmc_clk: mmc_clk {
compatible = "fixed-clock";
+ #clock-cells = <0>;
clock-frequency = <50000000>;
clock-output-names = "mmc_clk";
};
@@ -487,6 +488,24 @@
/*RXDE*/ 4 &UIC1_2 13 0x4>;
};
+ mmc0: sdhci@020c0000 {
+ compatible = "st,sdhci-stih407", "st,sdhci";
+ reg = <0x020c0000 0x20000>;
+ reg-names = "mmc";
+ interrupts = <21 0x4>;
+ interrupt-parent = <&UIC1_3>;
+ interrupt-names = "mmcirq";
+ pinctrl-names = "default";
+ pinctrl-0 = <>;
+ clock-names = "mmc";
+ clocks = <&mmc_clk>;
+ bus-width = <4>;
+ non-removable;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
+ sd-uhs-ddr50;
+ };
+
opb {
compatible = "ibm,opb";
#address-cells = <1>;
diff --git a/arch/powerpc/configs/44x/fsp2_defconfig b/arch/powerpc/configs/44x/fsp2_defconfig
index e8e6a69..935aabe 100644
--- a/arch/powerpc/configs/44x/fsp2_defconfig
+++ b/arch/powerpc/configs/44x/fsp2_defconfig
@@ -92,8 +92,10 @@ CONFIG_MMC_DEBUG=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_SDHCI_OF_ARASAN=y
+CONFIG_MMC_SDHCI_ST=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_M41T80=y
+CONFIG_RESET_CONTROLLER=y
CONFIG_EXT2_FS=y
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
--
1.7.1
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