git.openwrt.org Git - openwrt/staging/pepe2k.git/blob

   1 From 9204a7ecca96403ee3d61c14cb9eb87ec89b0fcd Mon Sep 17 00:00:00 2001
   2 From: FUKAUMI Naoki <naoki@radxa.com>
   3 Date: Sun, 23 Jun 2024 11:33:27 +0900
   4 Subject: [PATCH] arm64: dts: rockchip: add SFC support for Radxa ROCK 5B
   5
   6 This commit adds support for SPI NOR flash on Radxa ROCK 5B.
   7
   8 SPI NOR flash chip may vary, so use safe(lowest) spi-max-frequency.
   9
  10 Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
  11 Link: https://lore.kernel.org/r/20240623023329.1044-1-naoki@radxa.com
  12 Signed-off-by: Heiko Stuebner <heiko@sntech.de>
  13 ---
  14  arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 14 ++++++++++++++
  15  1 file changed, 14 insertions(+)
  16
  17 --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
  18 +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
  19 @@ -442,6 +442,20 @@
  20         status = "okay";
  21  };
  22
  23 +&sfc {
  24 +       pinctrl-names = "default";
  25 +       pinctrl-0 = <&fspim2_pins>;
  26 +       status = "okay";
  27 +
  28 +       flash@0 {
  29 +               compatible = "jedec,spi-nor";
  30 +               reg = <0>;
  31 +               spi-max-frequency = <104000000>;
  32 +               spi-rx-bus-width = <4>;
  33 +               spi-tx-bus-width = <1>;
  34 +       };
  35 +};
  36 +
  37  &uart6 {
  38         pinctrl-names = "default";
  39         pinctrl-0 = <&uart6m1_xfer &uart6m1_ctsn &uart6m1_rtsn>;