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