diff options
Diffstat (limited to 'arch/arm/mach-rockchip/rk3588/rk3588.c')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3588/rk3588.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/rk3588/rk3588.c b/arch/arm/mach-rockchip/rk3588/rk3588.c new file mode 100644 index 0000000000..2ee1db4767 --- /dev/null +++ b/arch/arm/mach-rockchip/rk3588/rk3588.c @@ -0,0 +1,157 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2021 Rockchip Electronics Co., Ltd + * Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd. + */ + +#include <common.h> +#include <spl.h> +#include <asm/armv8/mmu.h> +#include <asm/io.h> +#include <asm/arch-rockchip/hardware.h> +#include <asm/arch-rockchip/ioc_rk3588.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define FIREWALL_DDR_BASE 0xfe030000 +#define FW_DDR_MST5_REG 0x54 +#define FW_DDR_MST13_REG 0x74 +#define FW_DDR_MST21_REG 0x94 +#define FW_DDR_MST26_REG 0xa8 +#define FW_DDR_MST27_REG 0xac +#define FIREWALL_SYSMEM_BASE 0xfe038000 +#define FW_SYSM_MST5_REG 0x54 +#define FW_SYSM_MST13_REG 0x74 +#define FW_SYSM_MST21_REG 0x94 +#define FW_SYSM_MST26_REG 0xa8 +#define FW_SYSM_MST27_REG 0xac + +#define PMU1_IOC_BASE 0xfd5f0000 +#define PMU2_IOC_BASE 0xfd5f4000 + +#define BUS_IOC_BASE 0xfd5f8000 +#define BUS_IOC_GPIO2A_IOMUX_SEL_L 0x40 +#define BUS_IOC_GPIO2B_IOMUX_SEL_L 0x48 +#define BUS_IOC_GPIO2D_IOMUX_SEL_L 0x58 +#define BUS_IOC_GPIO2D_IOMUX_SEL_H 0x5c +#define BUS_IOC_GPIO3A_IOMUX_SEL_L 0x60 + +static struct mm_region rk3588_mem_map[] = { + { + .virt = 0x0UL, + .phys = 0x0UL, + .size = 0xf0000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + .virt = 0xf0000000UL, + .phys = 0xf0000000UL, + .size = 0x10000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + .virt = 0x900000000, + .phys = 0x900000000, + .size = 0x150000000, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* List terminator */ + 0, + } +}; + +struct mm_region *mem_map = rk3588_mem_map; + +/* GPIO0B_IOMUX_SEL_H */ +enum { + GPIO0B5_SHIFT = 4, + GPIO0B5_MASK = GENMASK(7, 4), + GPIO0B5_REFER = 8, + GPIO0B5_UART2_TX_M0 = 10, + + GPIO0B6_SHIFT = 8, + GPIO0B6_MASK = GENMASK(11, 8), + GPIO0B6_REFER = 8, + GPIO0B6_UART2_RX_M0 = 10, +}; + +void board_debug_uart_init(void) +{ + __maybe_unused static struct rk3588_bus_ioc * const bus_ioc = (void *)BUS_IOC_BASE; + static struct rk3588_pmu2_ioc * const pmu2_ioc = (void *)PMU2_IOC_BASE; + + /* Refer to BUS_IOC */ + rk_clrsetreg(&pmu2_ioc->gpio0b_iomux_sel_h, + GPIO0B6_MASK | GPIO0B5_MASK, + GPIO0B6_REFER << GPIO0B6_SHIFT | + GPIO0B5_REFER << GPIO0B5_SHIFT); + + /* UART2_M0 Switch iomux */ + rk_clrsetreg(&bus_ioc->gpio0b_iomux_sel_h, + GPIO0B6_MASK | GPIO0B5_MASK, + GPIO0B6_UART2_RX_M0 << GPIO0B6_SHIFT | + GPIO0B5_UART2_TX_M0 << GPIO0B5_SHIFT); +} + +#ifdef CONFIG_SPL_BUILD +void rockchip_stimer_init(void) +{ + /* If Timer already enabled, don't re-init it */ + u32 reg = readl(CONFIG_ROCKCHIP_STIMER_BASE + 0x4); + + if (reg & 0x1) + return; + + asm volatile("msr CNTFRQ_EL0, %0" : : "r" (CONFIG_COUNTER_FREQUENCY)); + writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 0x14); + writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 0x18); + writel(0x1, CONFIG_ROCKCHIP_STIMER_BASE + 0x4); +} +#endif + +#ifndef CONFIG_TPL_BUILD +int arch_cpu_init(void) +{ +#ifdef CONFIG_SPL_BUILD + int secure_reg; + + /* Set the SDMMC eMMC crypto_ns FSPI access secure area */ + secure_reg = readl(FIREWALL_DDR_BASE + FW_DDR_MST5_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_DDR_BASE + FW_DDR_MST5_REG); + secure_reg = readl(FIREWALL_DDR_BASE + FW_DDR_MST13_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_DDR_BASE + FW_DDR_MST13_REG); + secure_reg = readl(FIREWALL_DDR_BASE + FW_DDR_MST21_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_DDR_BASE + FW_DDR_MST21_REG); + secure_reg = readl(FIREWALL_DDR_BASE + FW_DDR_MST26_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_DDR_BASE + FW_DDR_MST26_REG); + secure_reg = readl(FIREWALL_DDR_BASE + FW_DDR_MST27_REG); + secure_reg &= 0xffff0000; + writel(secure_reg, FIREWALL_DDR_BASE + FW_DDR_MST27_REG); + + secure_reg = readl(FIREWALL_SYSMEM_BASE + FW_SYSM_MST5_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_SYSMEM_BASE + FW_SYSM_MST5_REG); + secure_reg = readl(FIREWALL_SYSMEM_BASE + FW_SYSM_MST13_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_SYSMEM_BASE + FW_SYSM_MST13_REG); + secure_reg = readl(FIREWALL_SYSMEM_BASE + FW_SYSM_MST21_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_SYSMEM_BASE + FW_SYSM_MST21_REG); + secure_reg = readl(FIREWALL_SYSMEM_BASE + FW_SYSM_MST26_REG); + secure_reg &= 0xffff; + writel(secure_reg, FIREWALL_SYSMEM_BASE + FW_SYSM_MST26_REG); + secure_reg = readl(FIREWALL_SYSMEM_BASE + FW_SYSM_MST27_REG); + secure_reg &= 0xffff0000; + writel(secure_reg, FIREWALL_SYSMEM_BASE + FW_SYSM_MST27_REG); +#endif + + return 0; +} +#endif |