87 lines
1.7 KiB
Diff
87 lines
1.7 KiB
Diff
From af202f9a277cda07a2041e03a976482e20cb5681 Mon Sep 17 00:00:00 2001
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From: Jonas Karlman <jonas@kwiboo.se>
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Date: Wed, 23 Jul 2025 22:22:36 +0000
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Subject: [PATCH 9000/9006] rockchip: rk3528: Add support for booting from SPI
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flash
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Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
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---
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arch/arm/dts/rk3528-u-boot.dtsi | 27 ++++++++++++++++++++++++++
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arch/arm/mach-rockchip/rk3528/rk3528.c | 1 +
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2 files changed, 28 insertions(+)
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diff --git a/arch/arm/dts/rk3528-u-boot.dtsi b/arch/arm/dts/rk3528-u-boot.dtsi
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index a18d33b3d36..17a2d0ec3ff 100644
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--- a/arch/arm/dts/rk3528-u-boot.dtsi
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+++ b/arch/arm/dts/rk3528-u-boot.dtsi
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@@ -6,6 +6,7 @@
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aliases {
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mmc0 = &sdhci;
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mmc1 = &sdmmc;
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+ spi2 = &sfc;
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};
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chosen {
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@@ -30,6 +31,17 @@
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};
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};
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+#ifdef CONFIG_ROCKCHIP_SPI_IMAGE
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+&binman {
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+ simple-bin-spi {
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+ mkimage {
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+ args = "-n", CONFIG_SYS_SOC, "-T", "rksd";
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+ offset = <0x8000>;
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+ };
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+ };
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+};
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+#endif
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+
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&cru {
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bootph-all;
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};
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@@ -54,6 +66,16 @@
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bootph-some-ram;
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};
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+&fspi_csn0 {
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+ bootph-pre-ram;
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+ bootph-some-ram;
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+};
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+
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+&fspi_pins {
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+ bootph-pre-ram;
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+ bootph-some-ram;
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+};
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+
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&gmac0_clk {
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bootph-all;
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};
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@@ -115,6 +137,11 @@
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bootph-some-ram;
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};
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+&sfc {
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+ bootph-some-ram;
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+ u-boot,spl-sfc-no-dma;
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+};
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+
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&uart0 {
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bootph-all;
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clock-frequency = <24000000>;
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diff --git a/arch/arm/mach-rockchip/rk3528/rk3528.c b/arch/arm/mach-rockchip/rk3528/rk3528.c
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index 57ead0006f1..d637b6ef6ac 100644
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--- a/arch/arm/mach-rockchip/rk3528/rk3528.c
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+++ b/arch/arm/mach-rockchip/rk3528/rk3528.c
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@@ -20,6 +20,7 @@
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const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = {
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[BROM_BOOTSOURCE_EMMC] = "/soc/mmc@ffbf0000",
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+ [BROM_BOOTSOURCE_SPINOR] = "/soc/spi@ffc00000/flash@0",
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[BROM_BOOTSOURCE_SD] = "/soc/mmc@ffc30000",
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};
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--
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2.52.0
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