[PATCH v3 09/11] k210: dts: Set PLL1 to the same rate as PLL0
Sean Anderson
seanga2 at gmail.com
Fri Jun 11 06:16:15 CEST 2021
Linux has had some stability issues when using AISRAM with a different
frequency from SRAM. Mirror their change here now that we relocate into
AISRAM.
Signed-off-by: Sean Anderson <seanga2 at gmail.com>
---
Changes in v3:
- Add CLK_K210_SET_RATE to defconfig so these changes apply
arch/riscv/dts/k210.dtsi | 2 ++
configs/sipeed_maix_bitm_defconfig | 1 +
2 files changed, 3 insertions(+)
diff --git a/arch/riscv/dts/k210.dtsi b/arch/riscv/dts/k210.dtsi
index 2492af8038..8bcd3cebde 100644
--- a/arch/riscv/dts/k210.dtsi
+++ b/arch/riscv/dts/k210.dtsi
@@ -501,6 +501,8 @@
#clock-cells = <1>;
compatible = "kendryte,k210-clk";
clocks = <&in0>;
+ assigned-clocks = <&sysclk K210_CLK_PLL1>;
+ assigned-clock-rates = <390000000>;
u-boot,dm-pre-reloc;
};
diff --git a/configs/sipeed_maix_bitm_defconfig b/configs/sipeed_maix_bitm_defconfig
index bd877cd055..6a06f650ea 100644
--- a/configs/sipeed_maix_bitm_defconfig
+++ b/configs/sipeed_maix_bitm_defconfig
@@ -13,6 +13,7 @@ CONFIG_HUSH_PARSER=y
CONFIG_MTDIDS_DEFAULT="nor0=spi3:0"
CONFIG_MTDPARTS_DEFAULT="nor0:1M(u-boot),0x1000 at 0xfff000(env)"
# CONFIG_NET is not set
+CONFIG_CLK_K210_SET_RATE=y
# CONFIG_INPUT is not set
CONFIG_SF_DEFAULT_BUS=3
# CONFIG_DM_ETH is not set
--
2.31.0
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