From 73eeac49be566d389df728b5335f7146d03d2f90 Mon Sep 17 00:00:00 2001 From: Shiji Yang Date: Mon, 8 Jul 2024 00:05:14 +0800 Subject: [PATCH] ramips: limit max spi clock frequency to 50 MHz In the past few years, we have received several reports about SPI Flash not working properly. This is caused by excessively fast clock frequency. It's really annoying to fix them one by one. Let's reduce these aggressive frequencies to 50 MHz. This is a safe and suggested value in the vendor SDK. Signed-off-by: Shiji Yang --- target/linux/ramips/dts/mt7620a_bolt_bl100.dts | 2 +- target/linux/ramips/dts/mt7620a_dlink_dch-m225.dts | 2 +- target/linux/ramips/dts/mt7620a_dlink_dwr-118-a1.dts | 2 +- target/linux/ramips/dts/mt7620a_domywifi.dtsi | 2 +- target/linux/ramips/dts/mt7620a_hiwifi_hc5x61.dtsi | 2 +- target/linux/ramips/dts/mt7620a_netcore_nw5212.dts | 2 +- target/linux/ramips/dts/mt7620a_phicomm_k2x.dtsi | 2 +- target/linux/ramips/dts/mt7620a_phicomm_psg1208.dts | 2 +- target/linux/ramips/dts/mt7620a_sercomm_cpj.dtsi | 2 +- target/linux/ramips/dts/mt7620a_xiaomi_miwifi-mini.dts | 2 +- target/linux/ramips/dts/mt7620a_youku_yk-l1.dtsi | 2 +- target/linux/ramips/dts/mt7621_arcadyan_we420223-99.dts | 2 +- target/linux/ramips/dts/mt7621_iptime_a6004ns-m.dtsi | 2 +- target/linux/ramips/dts/mt7621_jcg_jhr-ac876m.dts | 2 +- target/linux/ramips/dts/mt7621_jcg_y2.dts | 2 +- target/linux/ramips/dts/mt7621_snr_snr-cpe-me2-lite.dts | 2 +- target/linux/ramips/dts/mt7621_tplink_archer-c6u-v1.dts | 2 +- target/linux/ramips/dts/mt7621_tplink_mr600-v2-eu.dts | 2 +- target/linux/ramips/dts/mt7621_wevo_w2914ns-v2.dtsi | 2 +- target/linux/ramips/dts/mt7621_winstars_ws-wn583a6.dts | 2 +- target/linux/ramips/dts/mt7621_yuncore_ax820.dts | 2 +- target/linux/ramips/dts/mt7621_yuncore_fap640.dts | 2 +- target/linux/ramips/dts/mt7621_yuncore_fap690.dts | 2 +- target/linux/ramips/dts/mt7628an_duzun_dm06.dts | 2 +- target/linux/ramips/dts/mt7628an_hiwifi_hc5x61a.dtsi | 2 +- target/linux/ramips/dts/mt7628an_motorola_mwr03.dts | 2 +- target/linux/ramips/dts/mt7628an_netgear_r6xxx.dtsi | 2 +- target/linux/ramips/dts/mt7628an_tplink_archer-mr200-v5.dts | 2 +- target/linux/ramips/dts/rt5350_zyxel_keenetic-lite-b.dts | 2 +- 29 files changed, 29 insertions(+), 29 deletions(-) diff --git a/target/linux/ramips/dts/mt7620a_bolt_bl100.dts b/target/linux/ramips/dts/mt7620a_bolt_bl100.dts index e4bc6e211b4..cb1f3b8055a 100644 --- a/target/linux/ramips/dts/mt7620a_bolt_bl100.dts +++ b/target/linux/ramips/dts/mt7620a_bolt_bl100.dts @@ -145,7 +145,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <70000000>; + spi-max-frequency = <50000000>; partitions { compatible = "fixed-partitions"; diff --git a/target/linux/ramips/dts/mt7620a_dlink_dch-m225.dts b/target/linux/ramips/dts/mt7620a_dlink_dch-m225.dts index 7ea288615c7..6ed3063ecba 100644 --- a/target/linux/ramips/dts/mt7620a_dlink_dch-m225.dts +++ b/target/linux/ramips/dts/mt7620a_dlink_dch-m225.dts @@ -101,7 +101,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7620a_dlink_dwr-118-a1.dts b/target/linux/ramips/dts/mt7620a_dlink_dwr-118-a1.dts index 978de470f0a..645030b5bbd 100644 --- a/target/linux/ramips/dts/mt7620a_dlink_dwr-118-a1.dts +++ b/target/linux/ramips/dts/mt7620a_dlink_dwr-118-a1.dts @@ -97,7 +97,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; partitions { compatible = "fixed-partitions"; diff --git a/target/linux/ramips/dts/mt7620a_domywifi.dtsi b/target/linux/ramips/dts/mt7620a_domywifi.dtsi index e2bd8e103bd..844c1a4ee49 100644 --- a/target/linux/ramips/dts/mt7620a_domywifi.dtsi +++ b/target/linux/ramips/dts/mt7620a_domywifi.dtsi @@ -95,7 +95,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7620a_hiwifi_hc5x61.dtsi b/target/linux/ramips/dts/mt7620a_hiwifi_hc5x61.dtsi index 7fcd68e6ba2..6a602b84116 100644 --- a/target/linux/ramips/dts/mt7620a_hiwifi_hc5x61.dtsi +++ b/target/linux/ramips/dts/mt7620a_hiwifi_hc5x61.dtsi @@ -31,7 +31,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7620a_netcore_nw5212.dts b/target/linux/ramips/dts/mt7620a_netcore_nw5212.dts index 2e112c71791..439ad2a1180 100644 --- a/target/linux/ramips/dts/mt7620a_netcore_nw5212.dts +++ b/target/linux/ramips/dts/mt7620a_netcore_nw5212.dts @@ -75,7 +75,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <70000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7620a_phicomm_k2x.dtsi b/target/linux/ramips/dts/mt7620a_phicomm_k2x.dtsi index 4faa45933fd..ce53781e600 100644 --- a/target/linux/ramips/dts/mt7620a_phicomm_k2x.dtsi +++ b/target/linux/ramips/dts/mt7620a_phicomm_k2x.dtsi @@ -52,7 +52,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions: partitions { diff --git a/target/linux/ramips/dts/mt7620a_phicomm_psg1208.dts b/target/linux/ramips/dts/mt7620a_phicomm_psg1208.dts index c5c4d01835b..b032cd9d4f6 100644 --- a/target/linux/ramips/dts/mt7620a_phicomm_psg1208.dts +++ b/target/linux/ramips/dts/mt7620a_phicomm_psg1208.dts @@ -55,7 +55,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7620a_sercomm_cpj.dtsi b/target/linux/ramips/dts/mt7620a_sercomm_cpj.dtsi index 8c565385e8f..cedefe3c5ed 100644 --- a/target/linux/ramips/dts/mt7620a_sercomm_cpj.dtsi +++ b/target/linux/ramips/dts/mt7620a_sercomm_cpj.dtsi @@ -158,7 +158,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <70000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7620a_xiaomi_miwifi-mini.dts b/target/linux/ramips/dts/mt7620a_xiaomi_miwifi-mini.dts index c0141b196da..41221891f77 100644 --- a/target/linux/ramips/dts/mt7620a_xiaomi_miwifi-mini.dts +++ b/target/linux/ramips/dts/mt7620a_xiaomi_miwifi-mini.dts @@ -83,7 +83,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <70000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7620a_youku_yk-l1.dtsi b/target/linux/ramips/dts/mt7620a_youku_yk-l1.dtsi index 2f9920fc456..2ddb0d8408c 100644 --- a/target/linux/ramips/dts/mt7620a_youku_yk-l1.dtsi +++ b/target/linux/ramips/dts/mt7620a_youku_yk-l1.dtsi @@ -63,7 +63,7 @@ flash0: flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_arcadyan_we420223-99.dts b/target/linux/ramips/dts/mt7621_arcadyan_we420223-99.dts index 4a5194c3639..6895052eb92 100644 --- a/target/linux/ramips/dts/mt7621_arcadyan_we420223-99.dts +++ b/target/linux/ramips/dts/mt7621_arcadyan_we420223-99.dts @@ -97,7 +97,7 @@ compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <70000000>; + spi-max-frequency = <50000000>; partitions { compatible = "fixed-partitions"; diff --git a/target/linux/ramips/dts/mt7621_iptime_a6004ns-m.dtsi b/target/linux/ramips/dts/mt7621_iptime_a6004ns-m.dtsi index 6bfdffefb7c..24869f3d564 100644 --- a/target/linux/ramips/dts/mt7621_iptime_a6004ns-m.dtsi +++ b/target/linux/ramips/dts/mt7621_iptime_a6004ns-m.dtsi @@ -68,7 +68,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_jcg_jhr-ac876m.dts b/target/linux/ramips/dts/mt7621_jcg_jhr-ac876m.dts index 548ab7ba599..f1c593ea830 100644 --- a/target/linux/ramips/dts/mt7621_jcg_jhr-ac876m.dts +++ b/target/linux/ramips/dts/mt7621_jcg_jhr-ac876m.dts @@ -65,7 +65,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_jcg_y2.dts b/target/linux/ramips/dts/mt7621_jcg_y2.dts index 5012bc3d62f..555beae04f6 100644 --- a/target/linux/ramips/dts/mt7621_jcg_y2.dts +++ b/target/linux/ramips/dts/mt7621_jcg_y2.dts @@ -41,7 +41,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_snr_snr-cpe-me2-lite.dts b/target/linux/ramips/dts/mt7621_snr_snr-cpe-me2-lite.dts index cd0e7465ff2..8ee88b26099 100644 --- a/target/linux/ramips/dts/mt7621_snr_snr-cpe-me2-lite.dts +++ b/target/linux/ramips/dts/mt7621_snr_snr-cpe-me2-lite.dts @@ -53,7 +53,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <104000000>; + spi-max-frequency = <50000000>; partitions { compatible = "fixed-partitions"; diff --git a/target/linux/ramips/dts/mt7621_tplink_archer-c6u-v1.dts b/target/linux/ramips/dts/mt7621_tplink_archer-c6u-v1.dts index de352741f8b..4917ffc81e5 100644 --- a/target/linux/ramips/dts/mt7621_tplink_archer-c6u-v1.dts +++ b/target/linux/ramips/dts/mt7621_tplink_archer-c6u-v1.dts @@ -102,7 +102,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; partitions { compatible = "fixed-partitions"; diff --git a/target/linux/ramips/dts/mt7621_tplink_mr600-v2-eu.dts b/target/linux/ramips/dts/mt7621_tplink_mr600-v2-eu.dts index 234202ba87a..165b48d2091 100644 --- a/target/linux/ramips/dts/mt7621_tplink_mr600-v2-eu.dts +++ b/target/linux/ramips/dts/mt7621_tplink_mr600-v2-eu.dts @@ -92,7 +92,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; partitions { compatible = "fixed-partitions"; diff --git a/target/linux/ramips/dts/mt7621_wevo_w2914ns-v2.dtsi b/target/linux/ramips/dts/mt7621_wevo_w2914ns-v2.dtsi index 3264a8673c1..ff2c39d7049 100644 --- a/target/linux/ramips/dts/mt7621_wevo_w2914ns-v2.dtsi +++ b/target/linux/ramips/dts/mt7621_wevo_w2914ns-v2.dtsi @@ -44,7 +44,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_winstars_ws-wn583a6.dts b/target/linux/ramips/dts/mt7621_winstars_ws-wn583a6.dts index 7090869c4e0..d40f56e1e9c 100644 --- a/target/linux/ramips/dts/mt7621_winstars_ws-wn583a6.dts +++ b/target/linux/ramips/dts/mt7621_winstars_ws-wn583a6.dts @@ -67,7 +67,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <104000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_yuncore_ax820.dts b/target/linux/ramips/dts/mt7621_yuncore_ax820.dts index 316c1800983..51421aba6a0 100644 --- a/target/linux/ramips/dts/mt7621_yuncore_ax820.dts +++ b/target/linux/ramips/dts/mt7621_yuncore_ax820.dts @@ -87,7 +87,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_yuncore_fap640.dts b/target/linux/ramips/dts/mt7621_yuncore_fap640.dts index 536b45e03f3..5e18ded9b0d 100644 --- a/target/linux/ramips/dts/mt7621_yuncore_fap640.dts +++ b/target/linux/ramips/dts/mt7621_yuncore_fap640.dts @@ -100,7 +100,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7621_yuncore_fap690.dts b/target/linux/ramips/dts/mt7621_yuncore_fap690.dts index 9f7ca430922..bb25ade1a80 100644 --- a/target/linux/ramips/dts/mt7621_yuncore_fap690.dts +++ b/target/linux/ramips/dts/mt7621_yuncore_fap690.dts @@ -69,7 +69,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7628an_duzun_dm06.dts b/target/linux/ramips/dts/mt7628an_duzun_dm06.dts index 59d411f88fb..1c40c12cafd 100644 --- a/target/linux/ramips/dts/mt7628an_duzun_dm06.dts +++ b/target/linux/ramips/dts/mt7628an_duzun_dm06.dts @@ -96,7 +96,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <60000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7628an_hiwifi_hc5x61a.dtsi b/target/linux/ramips/dts/mt7628an_hiwifi_hc5x61a.dtsi index 42bb804c657..4b114c94145 100644 --- a/target/linux/ramips/dts/mt7628an_hiwifi_hc5x61a.dtsi +++ b/target/linux/ramips/dts/mt7628an_hiwifi_hc5x61a.dtsi @@ -36,7 +36,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7628an_motorola_mwr03.dts b/target/linux/ramips/dts/mt7628an_motorola_mwr03.dts index 1c57fce196b..7b288701c93 100644 --- a/target/linux/ramips/dts/mt7628an_motorola_mwr03.dts +++ b/target/linux/ramips/dts/mt7628an_motorola_mwr03.dts @@ -50,7 +50,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/mt7628an_netgear_r6xxx.dtsi b/target/linux/ramips/dts/mt7628an_netgear_r6xxx.dtsi index 41e5fb7e4b7..a8e73539670 100644 --- a/target/linux/ramips/dts/mt7628an_netgear_r6xxx.dtsi +++ b/target/linux/ramips/dts/mt7628an_netgear_r6xxx.dtsi @@ -70,7 +70,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <86000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions: partitions { diff --git a/target/linux/ramips/dts/mt7628an_tplink_archer-mr200-v5.dts b/target/linux/ramips/dts/mt7628an_tplink_archer-mr200-v5.dts index 177cd4db8a5..b6a5a61b7ce 100644 --- a/target/linux/ramips/dts/mt7628an_tplink_archer-mr200-v5.dts +++ b/target/linux/ramips/dts/mt7628an_tplink_archer-mr200-v5.dts @@ -89,7 +89,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <104000000>; + spi-max-frequency = <50000000>; m25p,fast-read; partitions { diff --git a/target/linux/ramips/dts/rt5350_zyxel_keenetic-lite-b.dts b/target/linux/ramips/dts/rt5350_zyxel_keenetic-lite-b.dts index 7755b5dfefb..658a71066a5 100644 --- a/target/linux/ramips/dts/rt5350_zyxel_keenetic-lite-b.dts +++ b/target/linux/ramips/dts/rt5350_zyxel_keenetic-lite-b.dts @@ -56,7 +56,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <60000000>; + spi-max-frequency = <50000000>; partitions { compatible = "fixed-partitions";