openwrt/target/linux/bcm27xx/patches-6.1/950-1227-dts-rp1-Add-I2C-timings.patch
Marty Jones 2e715fb4fc bcm27xx: update 6.1 patches to latest version
Add support for BCM2712 (Raspberry Pi 5).
3bb5880ab3
Patches were generated from the diff between linux kernel branch linux-6.1.y
and rpi-6.1.y from raspberry pi kernel source:
- git format-patch linux-6.1.y...rpi-6.1.y

Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2710/RPi3B, bcm2711/RPi4B

Signed-off-by: Marty Jones <mj8263788@gmail.com>
[Remove applied and reverted patches, squash patches and config commits]
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2024-01-25 17:46:45 +01:00

104 lines
2.7 KiB
Diff

From 660d569b1a623e4b64350e608bbf8bc2cc6332e9 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Tue, 19 Dec 2023 11:27:20 +0000
Subject: [PATCH] dts: rp1: Add I2C timings
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
arch/arm/boot/dts/rp1.dtsi | 42 ++++++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
--- a/arch/arm/boot/dts/rp1.dtsi
+++ b/arch/arm/boot/dts/rp1.dtsi
@@ -305,6 +305,12 @@
compatible = "snps,designware-i2c";
interrupts = <RP1_INT_I2C0 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
+ snps,ss_hcnt = <978>;
+ snps,ss_lcnt = <990>;
+ snps,fs_hcnt = <200>;
+ snps,fs_lcnt = <268>;
+ snps,fp_hcnt = <60>;
+ snps,fp_lcnt = <107>;
status = "disabled";
};
@@ -313,6 +319,12 @@
compatible = "snps,designware-i2c";
interrupts = <RP1_INT_I2C1 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
+ snps,ss_hcnt = <978>;
+ snps,ss_lcnt = <990>;
+ snps,fs_hcnt = <200>;
+ snps,fs_lcnt = <268>;
+ snps,fp_hcnt = <60>;
+ snps,fp_lcnt = <107>;
status = "disabled";
};
@@ -321,6 +333,12 @@
compatible = "snps,designware-i2c";
interrupts = <RP1_INT_I2C2 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
+ snps,ss_hcnt = <978>;
+ snps,ss_lcnt = <990>;
+ snps,fs_hcnt = <200>;
+ snps,fs_lcnt = <268>;
+ snps,fp_hcnt = <60>;
+ snps,fp_lcnt = <107>;
status = "disabled";
};
@@ -329,6 +347,12 @@
compatible = "snps,designware-i2c";
interrupts = <RP1_INT_I2C3 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
+ snps,ss_hcnt = <978>;
+ snps,ss_lcnt = <990>;
+ snps,fs_hcnt = <200>;
+ snps,fs_lcnt = <268>;
+ snps,fp_hcnt = <60>;
+ snps,fp_lcnt = <107>;
status = "disabled";
};
@@ -337,6 +361,12 @@
compatible = "snps,designware-i2c";
interrupts = <RP1_INT_I2C4 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
+ snps,ss_hcnt = <978>;
+ snps,ss_lcnt = <990>;
+ snps,fs_hcnt = <200>;
+ snps,fs_lcnt = <268>;
+ snps,fp_hcnt = <60>;
+ snps,fp_lcnt = <107>;
status = "disabled";
};
@@ -345,6 +375,12 @@
compatible = "snps,designware-i2c";
interrupts = <RP1_INT_I2C5 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
+ snps,ss_hcnt = <978>;
+ snps,ss_lcnt = <990>;
+ snps,fs_hcnt = <200>;
+ snps,fs_lcnt = <268>;
+ snps,fp_hcnt = <60>;
+ snps,fp_lcnt = <107>;
status = "disabled";
};
@@ -353,6 +389,12 @@
compatible = "snps,designware-i2c";
interrupts = <RP1_INT_I2C6 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
+ snps,ss_hcnt = <978>;
+ snps,ss_lcnt = <990>;
+ snps,fs_hcnt = <200>;
+ snps,fs_lcnt = <268>;
+ snps,fp_hcnt = <60>;
+ snps,fp_lcnt = <107>;
status = "disabled";
};