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rockchip: rk3568: assert reset the pipephys to save power 

Signed-off-by: William Wu <william.wu@rock-chips.com>
Change-Id: Ie2df9df2a7312debf215276450476537f5c29bad
This commit is contained in:
William Wu 2020-12-29 15:16:22 +08:00 committed by Jianhong Chen
parent 9d8aa448b5
commit edaca8fc29
1 changed files with 7 additions and 0 deletions
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7
arch/arm/mach-rockchip/rk3568/rk3568.c
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@ -33,6 +33,7 @@ DECLARE_GLOBAL_DATA_PTR;
#define PMU_NOC_AUTO_CON1 (0x74)
#define CRU_BASE 0xfdd20000
#define CRU_SOFTRST_CON26 0x468
#define CRU_SOFTRST_CON28 0x470
#define SGRF_BASE 0xFDD18000
#define SGRF_SOC_CON4 0x10
#define PMUGRF_SOC_CON15 0xfdc20100
@ -822,6 +823,12 @@ int arch_cpu_init(void)
/* Set core pvtpll ring length */
writel(0x00ff002b, CPU_GRF_BASE + GRF_CORE_PVTPLL_CON0);
/*
* Assert reset the pipephy0, pipephy1 and pipephy2,
* and de-assert reset them in Kernel combphy driver.
*/
writel(0x02a002a0, CRU_BASE + CRU_SOFTRST_CON28);
#ifndef CONFIG_TPL_BUILD
qos_priority_init();
#endif