linux/drivers/clk/sunxi-ng/ccu-sun8i-h3.h
Samuel Holland 71b597ef5d
dt-bindings: clock: sunxi: Export CLK_DRAM for devfreq
The MBUS node needs to reference the CLK_DRAM clock, as the MBUS
hardware implements memory dynamic frequency scaling using this clock.

Export this clock for SoCs which will be getting a devfreq driver.

Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20211118031841.42315-2-samuel@sholland.org
2021-11-23 11:29:35 +01:00

53 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
*/
#ifndef _CCU_SUN8I_H3_H_
#define _CCU_SUN8I_H3_H_
#include <dt-bindings/clock/sun8i-h3-ccu.h>
#include <dt-bindings/reset/sun8i-h3-ccu.h>
#define CLK_PLL_CPUX 0
#define CLK_PLL_AUDIO_BASE 1
#define CLK_PLL_AUDIO 2
#define CLK_PLL_AUDIO_2X 3
#define CLK_PLL_AUDIO_4X 4
#define CLK_PLL_AUDIO_8X 5
/* PLL_VIDEO is exported */
#define CLK_PLL_VE 7
#define CLK_PLL_DDR 8
/* PLL_PERIPH0 exported for PRCM */
#define CLK_PLL_PERIPH0_2X 10
#define CLK_PLL_GPU 11
#define CLK_PLL_PERIPH1 12
#define CLK_PLL_DE 13
/* The CPUX clock is exported */
#define CLK_AXI 15
#define CLK_AHB1 16
#define CLK_APB1 17
#define CLK_APB2 18
#define CLK_AHB2 19
/* All the bus gates are exported */
/* The first bunch of module clocks are exported */
/* All the DRAM gates are exported */
/* Some more module clocks are exported */
#define CLK_NUMBER_H3 (CLK_GPU + 1)
#define CLK_NUMBER_H5 (CLK_BUS_SCR1 + 1)
#endif /* _CCU_SUN8I_H3_H_ */