diff options
author | Shenwei Wang <shenwei.wang@nxp.com> | 2024-07-15 08:17:22 -0500 |
---|---|---|
committer | Shawn Guo <shawnguo@kernel.org> | 2024-08-12 11:41:37 +0800 |
commit | 109f256285dd6a5f8c3bd0d80d39b2ccd4fe314e (patch) | |
tree | 8feb0f274d19d933b68d9de69aa875d44c546f67 /arch | |
parent | 4736ad9422cb86f15464d2bd579c1f5d7786bb61 (diff) |
arm64: dts: imx93: update default value for snps,clk-csr
For the i.MX93 SoC, the default clock rate for the IP of STMMAC EQOS is
312.5 MHz. According to the following mapping table from the i.MX93
reference manual, this clock rate corresponds to a CSR value of 6.
0000: CSR clock = 60-100 MHz; MDC clock = CSR clock/42
0001: CSR clock = 100-150 MHz; MDC clock = CSR clock/62
0010: CSR clock = 20-35 MHz; MDC clock = CSR clock/16
0011: CSR clock = 35-60 MHz; MDC clock = CSR clock/26
0100: CSR clock = 150-250 MHz; MDC clock = CSR clock/102
0101: CSR clock = 250-300 MHz; MDC clock = CSR clock/124
0110: CSR clock = 300-500 MHz; MDC clock = CSR clock/204
0111: CSR clock = 500-800 MHz; MDC clock = CSR clock/324
Fixes: f2d03ba997cb ("arm64: dts: imx93: reorder device nodes")
Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm64/boot/dts/freescale/imx93.dtsi | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi index 4a3f42355cb8..a0993022c102 100644 --- a/arch/arm64/boot/dts/freescale/imx93.dtsi +++ b/arch/arm64/boot/dts/freescale/imx93.dtsi @@ -1105,7 +1105,7 @@ <&clk IMX93_CLK_SYS_PLL_PFD0_DIV2>; assigned-clock-rates = <100000000>, <250000000>; intf_mode = <&wakeupmix_gpr 0x28>; - snps,clk-csr = <0>; + snps,clk-csr = <6>; nvmem-cells = <ð_mac2>; nvmem-cell-names = "mac-address"; status = "disabled"; |