94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Rockchip Electronics Co., Ltd.
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*
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*/
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#ifndef __ASM_ARCH_CPU_H
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#define __ASM_ARCH_CPU_H
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#include <asm/io.h>
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#define ROCKCHIP_CPU_MASK 0xffff0000
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#define ROCKCHIP_CPU_RK312X 0x31260000
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#define ROCKCHIP_CPU_RK3288 0x32880000
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#define ROCKCHIP_CPU_RK3308 0x33080000
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#define ROCKCHIP_CPU_RK3566 0x35660000
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#define ROCKCHIP_CPU_RK3568 0x35680000
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#define ROCKCHIP_SOC_MASK (ROCKCHIP_CPU_MASK | 0xff)
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#define ROCKCHIP_SOC_RK3126 (ROCKCHIP_CPU_RK312X | 0x00)
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#define ROCKCHIP_SOC_RK3126B (ROCKCHIP_CPU_RK312X | 0x10)
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#define ROCKCHIP_SOC_RK3126C (ROCKCHIP_CPU_RK312X | 0x20)
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#define ROCKCHIP_SOC_RK3128 (ROCKCHIP_CPU_RK312X | 0x01)
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#define ROCKCHIP_SOC_RK3288 (ROCKCHIP_CPU_RK3288 | 0x00)
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#define ROCKCHIP_SOC_RK3288W (ROCKCHIP_CPU_RK3288 | 0x01)
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#define ROCKCHIP_SOC_RK3308 (ROCKCHIP_CPU_RK3308 | 0x00)
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#define ROCKCHIP_SOC_RK3308B (ROCKCHIP_CPU_RK3308 | 0x01)
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#define ROCKCHIP_SOC_RK3566 (ROCKCHIP_CPU_RK3566 | 0x00)
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#define ROCKCHIP_SOC_RK3568 (ROCKCHIP_CPU_RK3568 | 0x00)
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static inline unsigned long rockchip_get_cpu_version(void)
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{
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#if defined(CONFIG_ROCKCHIP_RK3568)
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#define PMUGRF_SOC_CON15 0xfdc20100
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if (readl(PMUGRF_SOC_CON15) & GENMASK(15, 14))
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return 1;
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else
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return 0;
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#else
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return 0;
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#endif
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}
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static inline int rockchip_soc_id(void)
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{
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#if defined(CONFIG_ROCKCHIP_RK3288)
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/* RK3288W HDMI Revision ID is 0x1A */
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if (readl(0xFF980004) == 0x1A)
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return ROCKCHIP_SOC_RK3288W;
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else
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return ROCKCHIP_SOC_RK3288;
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#elif defined(CONFIG_ROCKCHIP_RK3308)
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/*
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* The CHIP_ID is stored in GRF_CHIP_ID:
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* RK3308: 0xcea (3306 in decimal)
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* RK3308B: 0x3308
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*
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*/
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if (readl(0xFF000800) == 3306)
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return ROCKCHIP_SOC_RK3308;
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else
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return ROCKCHIP_SOC_RK3308B;
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#elif defined(CONFIG_ROCKCHIP_RK3568)
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if (of_machine_is_compatible("rockchip,rk3566"))
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return ROCKCHIP_SOC_RK3566;
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else
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return ROCKCHIP_SOC_RK3568;
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#else
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return 0;
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#endif
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}
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#define ROCKCHIP_SOC(id, ID) \
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static inline bool soc_is_##id(void) \
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{ \
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int soc_id = rockchip_soc_id(); \
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if (soc_id) \
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return ((soc_id & ROCKCHIP_SOC_MASK) == ROCKCHIP_SOC_ ##ID); \
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return false; \
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}
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ROCKCHIP_SOC(rk3126, RK3126)
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ROCKCHIP_SOC(rk3126b, RK3126B)
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ROCKCHIP_SOC(rk3126c, RK3126C)
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ROCKCHIP_SOC(rk3128, RK3128)
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ROCKCHIP_SOC(rk3288, RK3288)
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ROCKCHIP_SOC(rk3288w, RK3288W)
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ROCKCHIP_SOC(rk3308, RK3308)
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ROCKCHIP_SOC(rk3308b, RK3308B)
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ROCKCHIP_SOC(rk3566, RK3566)
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ROCKCHIP_SOC(rk3568, RK3568)
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#endif
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