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Message-Id: <20240623-th1520-clk-v2-5-ad8d6432d9fb@tenstorrent.com>
Date: Sun, 23 Jun 2024 19:12:35 -0700
From: Drew Fustini <dfustini@...storrent.com>
To: Jisheng Zhang <jszhang@...nel.org>, Guo Ren <guoren@...nel.org>,
Fu Wei <wefu@...hat.com>, Yangtao Li <frank.li@...o.com>,
Thomas Bonnefille <thomas.bonnefille@...tlin.com>,
Emil Renner Berthing <emil.renner.berthing@...onical.com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>
Cc: linux-riscv@...ts.infradead.org, linux-clk@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Drew Fustini <dfustini@...storrent.com>
Subject: [PATCH v2 5/7] riscv: dts: thead: change TH1520 mmc nodes to use
clock controller
Change the clock property in the TH1520 mmc controller nodes to a clock
provided by AP_SYS clock controller.
Remove sdhci fixed clock reference from BeagleV Ahead and LPI4a dts.
Signed-off-by: Drew Fustini <dfustini@...storrent.com>
---
arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts | 4 ----
arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi | 4 ----
arch/riscv/boot/dts/thead/th1520.dtsi | 13 +++----------
3 files changed, 3 insertions(+), 18 deletions(-)
diff --git a/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
index 164afd18b56c..55f1ed0cb433 100644
--- a/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
+++ b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
@@ -48,10 +48,6 @@ &apb_clk {
clock-frequency = <62500000>;
};
-&sdhci_clk {
- clock-frequency = <198000000>;
-};
-
&dmac0 {
status = "okay";
};
diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
index 1b7ede570994..762eceb415f8 100644
--- a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
@@ -29,10 +29,6 @@ &apb_clk {
clock-frequency = <62500000>;
};
-&sdhci_clk {
- clock-frequency = <198000000>;
-};
-
&dmac0 {
status = "okay";
};
diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index 66df04ceb3e4..ce3a0847aa9c 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -141,13 +141,6 @@ apb_clk: apb-clk-clock {
#clock-cells = <0>;
};
- sdhci_clk: sdhci-clock {
- compatible = "fixed-clock";
- clock-frequency = <198000000>;
- clock-output-names = "sdhci_clk";
- #clock-cells = <0>;
- };
-
soc {
compatible = "simple-bus";
interrupt-parent = <&plic>;
@@ -200,7 +193,7 @@ emmc: mmc@...7080000 {
compatible = "thead,th1520-dwcmshc";
reg = <0xff 0xe7080000 0x0 0x10000>;
interrupts = <62 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sdhci_clk>;
+ clocks = <&clk CLK_EMMC_SDIO>;
clock-names = "core";
status = "disabled";
};
@@ -209,7 +202,7 @@ sdio0: mmc@...7090000 {
compatible = "thead,th1520-dwcmshc";
reg = <0xff 0xe7090000 0x0 0x10000>;
interrupts = <64 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sdhci_clk>;
+ clocks = <&clk CLK_EMMC_SDIO>;
clock-names = "core";
status = "disabled";
};
@@ -218,7 +211,7 @@ sdio1: mmc@...70a0000 {
compatible = "thead,th1520-dwcmshc";
reg = <0xff 0xe70a0000 0x0 0x10000>;
interrupts = <71 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sdhci_clk>;
+ clocks = <&clk CLK_EMMC_SDIO>;
clock-names = "core";
status = "disabled";
};
--
2.34.1
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