linux-kernel - [PATCH RESEND v1 5/7] clk: microchip: mpfs: add missing MSSPLL outputs

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Message-Id: <20231208-amends-thus-6d7963f33357@spud>
Date:   Fri,  8 Dec 2023 17:12:27 +0000
From:   Conor Dooley <conor@...nel.org>
To:     linux-riscv@...ts.infradead.org
Cc:     conor@...nel.org, Conor Dooley <conor.dooley@...rochip.com>,
        Daire McNamara <daire.mcnamara@...rochip.com>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, linux-can@...r.kernel.org,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org
Subject: [PATCH RESEND v1 5/7] clk: microchip: mpfs: add missing MSSPLL outputs

From: Conor Dooley <conor.dooley@...rochip.com>

The MSSPLL has 4 outputs, of which only the cpu/axi/ahb clock parent is
currently implemented.
Add the CAN clock too, as that'll be needed by the driver for the CAN
controller and uses output 3.
While we are here, the other two missing clocks, used by the eMMC/SD
controller and by the "user crypto".

Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
---
 drivers/clk/microchip/clk-mpfs.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/clk/microchip/clk-mpfs.c b/drivers/clk/microchip/clk-mpfs.c
index 9edd0333e693..f62269320b2a 100644
--- a/drivers/clk/microchip/clk-mpfs.c
+++ b/drivers/clk/microchip/clk-mpfs.c
@@ -28,6 +28,7 @@
 #define MSSPLL_REFDIV_SHIFT	0x08u
 #define MSSPLL_REFDIV_WIDTH	0x06u
 #define MSSPLL_POSTDIV02_SHIFT	0x08u
+#define MSSPLL_POSTDIV13_SHIFT	0x18u
 #define MSSPLL_POSTDIV_WIDTH	0x07u
 #define MSSPLL_FIXED_DIV	4u
 
@@ -240,6 +241,12 @@ static const struct clk_ops mpfs_clk_msspll_out_ops = {
 static struct mpfs_msspll_out_hw_clock mpfs_msspll_out_clks[] = {
 	CLK_PLL_OUT(CLK_MSSPLL, "clk_msspll", "clk_msspll_internal", 0,
 		    MSSPLL_POSTDIV02_SHIFT, MSSPLL_POSTDIV_WIDTH, REG_MSSPLL_POSTDIV01_CR),
+	CLK_PLL_OUT(CLK_MSSPLL1, "clk_msspll1", "clk_msspll_internal", 0,
+		    MSSPLL_POSTDIV13_SHIFT, MSSPLL_POSTDIV_WIDTH, REG_MSSPLL_POSTDIV01_CR),
+	CLK_PLL_OUT(CLK_MSSPLL2, "clk_msspll2", "clk_msspll_internal", 0,
+		    MSSPLL_POSTDIV02_SHIFT, MSSPLL_POSTDIV_WIDTH, REG_MSSPLL_POSTDIV23_CR),
+	CLK_PLL_OUT(CLK_MSSPLL3, "clk_msspll3", "clk_msspll_internal", 0,
+		    MSSPLL_POSTDIV13_SHIFT, MSSPLL_POSTDIV_WIDTH, REG_MSSPLL_POSTDIV23_CR),
 };
 
 static int mpfs_clk_register_msspll_outs(struct device *dev,
-- 
2.39.2