linux-kernel - [PATCH 3/5] clk: bcm: rpi: Enable minimize for all firmware clocks

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Message-Id: <20250116-bcm2712-clk-updates-v1-3-10bc92ffbf41@raspberrypi.com>
Date: Thu, 16 Jan 2025 16:24:10 +0000
From: Dave Stevenson <dave.stevenson@...pberrypi.com>
To: Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, 
 Florian Fainelli <florian.fainelli@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>
Cc: linux-clk@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Dave Stevenson <dave.stevenson@...pberrypi.com>, 
 Dom Cobley <popcornmix@...il.com>
Subject: [PATCH 3/5] clk: bcm: rpi: Enable minimize for all firmware clocks

From: Dom Cobley <popcornmix@...il.com>

There isn't a reason not to minimise the clocks, and it saves
some power.

Acked-by: Stephen Boyd <sboyd@...nel.org>
Signed-off-by: Dom Cobley <popcornmix@...il.com>
Signed-off-by: Dave Stevenson <dave.stevenson@...pberrypi.com>
---
 drivers/clk/bcm/clk-raspberrypi.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c
index d374538e7108..9f716b2223ae 100644
--- a/drivers/clk/bcm/clk-raspberrypi.c
+++ b/drivers/clk/bcm/clk-raspberrypi.c
@@ -111,21 +111,27 @@ raspberrypi_clk_variants[RPI_FIRMWARE_NUM_CLK_ID] = {
 	},
 	[RPI_FIRMWARE_V3D_CLK_ID] = {
 		.export = true,
+		.minimize = true,
 	},
 	[RPI_FIRMWARE_PIXEL_CLK_ID] = {
 		.export = true,
+		.minimize = true,
 	},
 	[RPI_FIRMWARE_HEVC_CLK_ID] = {
 		.export = true,
+		.minimize = true,
 	},
 	[RPI_FIRMWARE_ISP_CLK_ID] = {
 		.export = true,
+		.minimize = true,
 	},
 	[RPI_FIRMWARE_PIXEL_BVB_CLK_ID] = {
 		.export = true,
+		.minimize = true,
 	},
 	[RPI_FIRMWARE_VEC_CLK_ID] = {
 		.export = true,
+		.minimize = true,
 	},
 };
 

-- 
2.34.1