From: Cyrille Pitchen <cyrille.pitc...@microchip.com>
Fix the following:
- use "jedec,spi-nor" binding, we use jedec compatible flashes
- set bus width to 4, we use quad capable flashes
- differentiate bewteen data and clk and cs pins
- drop partions as we don't use them in u-boot.
Signed-off-by: Cyrille Pitchen <cyrille.pitc...@microchip.com>
[tudor.amba...@microchip.com: use "jedec,spi-nor", edit commit message]
Signed-off-by: Tudor Ambarus <tudor.amba...@microchip.com>
---
v2: new patch
arch/arm/dts/at91-sama5d2_xplained.dts | 36 ++++++++++++++++------------------
1 file changed, 17 insertions(+), 19 deletions(-)
diff --git a/arch/arm/dts/at91-sama5d2_xplained.dts
b/arch/arm/dts/at91-sama5d2_xplained.dts
index c0708feeb7b2..7f0d1696ba3e 100644
--- a/arch/arm/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/dts/at91-sama5d2_xplained.dts
@@ -79,26 +79,18 @@
};
qspi0: spi@f0020000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_qspi0_sck_cs_default
&pinctrl_qspi0_dat_default>;
status = "okay";
+ u-boot,dm-pre-reloc;
flash@0 {
- compatible = "atmel,sama5d2-qspi-flash";
+ compatible = "jedec,spi-nor";
reg = <0>;
- #address-cells = <1>;
- #size-cells = <1>;
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_qspi0_default>;
spi-max-frequency = <83000000>;
-
- partition@00000000 {
- label = "boot";
- reg = <0x00000000 0x00c00000>;
- };
-
- partition@00c00000 {
- label = "rootfs";
- reg = <0x00c00000 0x00000000>;
- };
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <4>;
+ u-boot,dm-pre-reloc;
};
};
@@ -208,14 +200,20 @@
bias-disable;
};
- pinctrl_qspi0_default: qspi0_default {
+ pinctrl_qspi0_sck_cs_default:
qspi0_sck_cs_default {
pinmux = <PIN_PA22__QSPI0_SCK>,
- <PIN_PA23__QSPI0_CS>,
- <PIN_PA24__QSPI0_IO0>,
+ <PIN_PA23__QSPI0_CS>;
+ bias-disable;
+ u-boot,dm-pre-reloc;
+ };
+
+ pinctrl_qspi0_dat_default:
qspi0_dat_default {
+ pinmux = <PIN_PA24__QSPI0_IO0>,
<PIN_PA25__QSPI0_IO1>,
<PIN_PA26__QSPI0_IO2>,
<PIN_PA27__QSPI0_IO3>;
- bias-disable;
+ bias-pull-up;
+ u-boot,dm-pre-reloc;
};
pinctrl_sdmmc0_cmd_dat_default:
sdmmc0_cmd_dat_default {
--
2.9.5
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