Commit 1777cb60 authored by Dom Cobley's avatar Dom Cobley Committed by Stephen Boyd
Browse files

clk: bcm: rpi: Add support for VEC clock 



Platform driver clk-bcm2835 gets an inaccurate clock for VEC (107MHz).
Export VEC clock trough clk-raspberrypi which uses the right PLL to
get an accurate 108MHz.

Signed-off-by: default avatarDom Cobley <popcornmix@gmail.com>
[iivanov: Adapted on top of v5.17-rc6]
Signed-off-by: default avatarIvan T. Ivanov <iivanov@suse.de>
Link: https://lore.kernel.org/r/20220829152154.147250-4-iivanov@suse.de


Signed-off-by: default avatarStephen Boyd <sboyd@kernel.org>
parent 16baa8c1

drivers/clk/bcm/clk-raspberrypi.c

+5 −0
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ enum rpi_firmware_clk_id { 
	RPI_FIRMWARE_EMMC2_CLK_ID,

	RPI_FIRMWARE_M2MC_CLK_ID,

	RPI_FIRMWARE_PIXEL_BVB_CLK_ID,

	RPI_FIRMWARE_VEC_CLK_ID,

	RPI_FIRMWARE_NUM_CLK_ID,

};
@@ -51,6 +52,7 @@ static char *rpi_firmware_clk_names[] = { 
	[RPI_FIRMWARE_EMMC2_CLK_ID]	= "emmc2",

	[RPI_FIRMWARE_M2MC_CLK_ID]	= "m2mc",

	[RPI_FIRMWARE_PIXEL_BVB_CLK_ID]	= "pixel-bvb",

	[RPI_FIRMWARE_VEC_CLK_ID]	= "vec",

};



#define RPI_FIRMWARE_STATE_ENABLE_BIT	BIT(0)
@@ -138,6 +140,9 @@ raspberrypi_clk_variants[RPI_FIRMWARE_NUM_CLK_ID] = { 
	[RPI_FIRMWARE_PIXEL_BVB_CLK_ID] = {

		.export = true,

	},

	[RPI_FIRMWARE_VEC_CLK_ID] = {

		.export = true,

	},

};



/*