From: Drew Fustini <dfustini@baylibre.com>
To: Jisheng Zhang <jszhang@kernel.org>, Guo Ren <guoren@kernel.org>,
Fu Wei <wefu@redhat.com>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Conor Dooley <conor@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Ulf Hansson <ulf.hansson@linaro.org>
Cc: linux-riscv@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org,
Robert Nelson <robertcnelson@beagleboard.org>,
Jason Kridner <jkridner@beagleboard.org>,
Drew Fustini <dfustini@baylibre.com>
Subject: [PATCH RFC 2/4] riscv: dts: thead: Add TH1520 mmc controller and sdhci clock
Date: Mon, 24 Jul 2023 17:59:16 -0700 [thread overview]
Message-ID: <20230724-th1520-emmc-v1-2-cca1b2533da2@baylibre.com> (raw)
In-Reply-To: <20230724-th1520-emmc-v1-0-cca1b2533da2@baylibre.com>
Add nodes for the SDHCI fixed clock and the first mmc controller which
is typically connected to the eMMC device.
Signed-off-by: Drew Fustini <dfustini@baylibre.com>
---
arch/riscv/boot/dts/thead/th1520.dtsi | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index 56a73134b49e..b33bfb04c955 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -134,6 +134,13 @@ uart_sclk: uart-sclk-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>;
@@ -291,6 +298,16 @@ dmac0: dma-controller@ffefc00000 {
status = "disabled";
};
+ mmc0: mmc@ffe7080000 {
+ compatible = "thead,th1520-dwcmshc";
+ reg = <0xff 0xe7080000 0x0 0x10000
+ 0xff 0xef014060 0x0 0x4>;
+ interrupts = <62 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "sdhciirq";
+ clocks = <&sdhci_clk>;
+ clock-names = "core";
+ };
+
timer0: timer@ffefc32000 {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xefc32000 0x0 0x14>;
--
2.34.1
next prev parent reply other threads:[~2023-07-25 1:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-25 0:59 [PATCH RFC 0/4] RISC-V: Add basic eMMC support for BeagleV Ahead Drew Fustini
2023-07-25 0:59 ` [PATCH RFC 1/4] dt-bindings: mmc: sdhci-of-dwcmhsc: Add T-Head TH1520 compatible Drew Fustini
2023-07-25 5:40 ` Krzysztof Kozlowski
2023-07-25 0:59 ` Drew Fustini [this message]
2023-07-25 0:59 ` [PATCH RFC 3/4] riscv: dts: thead: Enable BeagleV Ahead eMMC controller Drew Fustini
2023-07-25 0:59 ` [PATCH RFC 4/4] mmc: sdhci-of-dwcmshc: Add support for T-Head TH1520 Drew Fustini
2023-07-25 15:03 ` Jisheng Zhang
2023-07-25 15:54 ` Drew Fustini
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