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Date: Wed, 31 Jan 2024 17:26:27 +0100
From: Théo Lebrun <theo.lebrun@...tlin.com>
To: Gregory CLEMENT <gregory.clement@...tlin.com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Linus Walleij <linus.walleij@...aro.org>,
Rafał Miłecki <rafal@...ecki.pl>,
Philipp Zabel <p.zabel@...gutronix.de>
Cc: Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
linux-mips@...r.kernel.org, linux-clk@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Tawfik Bayouk <tawfik.bayouk@...ileye.com>, linux-gpio@...r.kernel.org,
Théo Lebrun <theo.lebrun@...tlin.com>
Subject: [PATCH v4 14/18] MIPS: mobileye: eyeq5: use OLB clocks controller
We add the clock controller inside the OLB syscon region and removed
previous fixed devicetree nodes representing PLLs exposed by the clock
controller.
Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>
---
.../{eyeq5-fixed-clocks.dtsi => eyeq5-clocks.dtsi} | 54 +++++++---------------
arch/mips/boot/dts/mobileye/eyeq5.dtsi | 11 ++++-
2 files changed, 26 insertions(+), 39 deletions(-)
diff --git a/arch/mips/boot/dts/mobileye/eyeq5-fixed-clocks.dtsi b/arch/mips/boot/dts/mobileye/eyeq5-clocks.dtsi
similarity index 88%
rename from arch/mips/boot/dts/mobileye/eyeq5-fixed-clocks.dtsi
rename to arch/mips/boot/dts/mobileye/eyeq5-clocks.dtsi
index 78f5533a95c6..aa6db704a786 100644
--- a/arch/mips/boot/dts/mobileye/eyeq5-fixed-clocks.dtsi
+++ b/arch/mips/boot/dts/mobileye/eyeq5-clocks.dtsi
@@ -3,42 +3,20 @@
* Copyright 2023 Mobileye Vision Technologies Ltd.
*/
+#include <dt-bindings/clock/mobileye,eyeq5-clk.h>
+
/ {
/* Fixed clock */
- pll_cpu: pll-cpu {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <1500000000>;
- };
-
- pll_vdi: pll-vdi {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <1280000000>;
- };
-
- pll_per: pll-per {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <2000000000>;
- };
-
- pll_ddr0: pll-ddr0 {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <1857210000>;
- };
-
- pll_ddr1: pll-ddr1 {
+ xtal: xtal {
compatible = "fixed-clock";
#clock-cells = <0>;
- clock-frequency = <1857210000>;
+ clock-frequency = <30000000>;
};
/* PLL_CPU derivatives */
occ_cpu: occ-cpu {
compatible = "fixed-factor-clock";
- clocks = <&pll_cpu>;
+ clocks = <&clocks EQ5C_PLL_CPU>;
#clock-cells = <0>;
clock-div = <1>;
clock-mult = <1>;
@@ -101,7 +79,7 @@ mem_clk: mem-clk {
};
occ_isram: occ-isram {
compatible = "fixed-factor-clock";
- clocks = <&pll_cpu>;
+ clocks = <&clocks EQ5C_PLL_CPU>;
#clock-cells = <0>;
clock-div = <2>;
clock-mult = <1>;
@@ -115,7 +93,7 @@ isram_clk: isram-clk { /* gate ClkRstGen_isram */
};
occ_dbu: occ-dbu {
compatible = "fixed-factor-clock";
- clocks = <&pll_cpu>;
+ clocks = <&clocks EQ5C_PLL_CPU>;
#clock-cells = <0>;
clock-div = <10>;
clock-mult = <1>;
@@ -130,7 +108,7 @@ si_dbu_tp_pclk: si-dbu-tp-pclk { /* gate ClkRstGen_dbu */
/* PLL_VDI derivatives */
occ_vdi: occ-vdi {
compatible = "fixed-factor-clock";
- clocks = <&pll_vdi>;
+ clocks = <&clocks EQ5C_PLL_VDI>;
#clock-cells = <0>;
clock-div = <2>;
clock-mult = <1>;
@@ -144,7 +122,7 @@ vdi_clk: vdi-clk { /* gate ClkRstGen_vdi */
};
occ_can_ser: occ-can-ser {
compatible = "fixed-factor-clock";
- clocks = <&pll_vdi>;
+ clocks = <&clocks EQ5C_PLL_VDI>;
#clock-cells = <0>;
clock-div = <16>;
clock-mult = <1>;
@@ -158,7 +136,7 @@ can_ser_clk: can-ser-clk { /* gate ClkRstGen_can_ser */
};
i2c_ser_clk: i2c-ser-clk {
compatible = "fixed-factor-clock";
- clocks = <&pll_vdi>;
+ clocks = <&clocks EQ5C_PLL_VDI>;
#clock-cells = <0>;
clock-div = <20>;
clock-mult = <1>;
@@ -166,7 +144,7 @@ i2c_ser_clk: i2c-ser-clk {
/* PLL_PER derivatives */
occ_periph: occ-periph {
compatible = "fixed-factor-clock";
- clocks = <&pll_per>;
+ clocks = <&clocks EQ5C_PLL_PER>;
#clock-cells = <0>;
clock-div = <16>;
clock-mult = <1>;
@@ -225,7 +203,7 @@ gpio_clk: gpio-clk {
};
emmc_sys_clk: emmc-sys-clk {
compatible = "fixed-factor-clock";
- clocks = <&pll_per>;
+ clocks = <&clocks EQ5C_PLL_PER>;
#clock-cells = <0>;
clock-div = <10>;
clock-mult = <1>;
@@ -233,7 +211,7 @@ emmc_sys_clk: emmc-sys-clk {
};
ccf_ctrl_clk: ccf-ctrl-clk {
compatible = "fixed-factor-clock";
- clocks = <&pll_per>;
+ clocks = <&clocks EQ5C_PLL_PER>;
#clock-cells = <0>;
clock-div = <4>;
clock-mult = <1>;
@@ -241,7 +219,7 @@ ccf_ctrl_clk: ccf-ctrl-clk {
};
occ_mjpeg_core: occ-mjpeg-core {
compatible = "fixed-factor-clock";
- clocks = <&pll_per>;
+ clocks = <&clocks EQ5C_PLL_PER>;
#clock-cells = <0>;
clock-div = <2>;
clock-mult = <1>;
@@ -265,7 +243,7 @@ mjpeg_core_clk: mjpeg-core-clk { /* gate ClkRstGen_mjpeg_gen */
};
fcmu_a_clk: fcmu-a-clk {
compatible = "fixed-factor-clock";
- clocks = <&pll_per>;
+ clocks = <&clocks EQ5C_PLL_PER>;
#clock-cells = <0>;
clock-div = <20>;
clock-mult = <1>;
@@ -273,7 +251,7 @@ fcmu_a_clk: fcmu-a-clk {
};
occ_pci_sys: occ-pci-sys {
compatible = "fixed-factor-clock";
- clocks = <&pll_per>;
+ clocks = <&clocks EQ5C_PLL_PER>;
#clock-cells = <0>;
clock-div = <8>;
clock-mult = <1>;
diff --git a/arch/mips/boot/dts/mobileye/eyeq5.dtsi b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
index 732e21be65b4..69f89793fed7 100644
--- a/arch/mips/boot/dts/mobileye/eyeq5.dtsi
+++ b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
@@ -5,7 +5,7 @@
#include <dt-bindings/interrupt-controller/mips-gic.h>
-#include "eyeq5-fixed-clocks.dtsi"
+#include "eyeq5-clocks.dtsi"
/ {
#address-cells = <2>;
@@ -106,6 +106,15 @@ olb: system-controller@...000 {
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0 0xe00000 0x400>;
+
+ clocks: clock-controller@...02c {
+ compatible = "mobileye,eyeq5-clk";
+ reg = <0x02c 0x50>, <0x11c 0x04>;
+ reg-names = "plls", "ospi";
+ #clock-cells = <1>;
+ clocks = <&xtal>;
+ clock-names = "ref";
+ };
};
gic: interrupt-controller@...000 {
--
2.43.0
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