| /* |
| * Copyright 2017 NXP |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #include <debug.h> |
| #include <stdlib.h> |
| #include <stdint.h> |
| #include <smcc_helpers.h> |
| #include <std_svc.h> |
| #include <types.h> |
| #include <mmio.h> |
| #include <platform_def.h> |
| #include <fsl_sip.h> |
| #include <soc.h> |
| |
| #define M4RCR (0xC) |
| #define SRC_SCR_M4_ENABLE_OFFSET 3 |
| #define SRC_SCR_M4_ENABLE_MASK (1 << 3) |
| #define SRC_SCR_M4C_NON_SCLR_RST_OFFSET 0 |
| #define SRC_SCR_M4C_NON_SCLR_RST_MASK (1 << 0) |
| |
| #define DIGPROG 0x6c |
| #define SW_INFO_A0 0x800 |
| #define SW_INFO_B0 0x83C |
| |
| int imx_src_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, |
| u_register_t x3) |
| { |
| uint32_t val; |
| |
| switch(x1) { |
| case FSL_SIP_SRC_M4_START: |
| val = mmio_read_32(IMX_SRC_BASE + M4RCR); |
| val &= ~SRC_SCR_M4C_NON_SCLR_RST_MASK; |
| val |= SRC_SCR_M4_ENABLE_MASK; |
| mmio_write_32(IMX_SRC_BASE + M4RCR, val); |
| break; |
| case FSL_SIP_SRC_M4_STARTED: |
| val = mmio_read_32(IMX_SRC_BASE + M4RCR); |
| return !(val & SRC_SCR_M4C_NON_SCLR_RST_MASK); |
| default: |
| return SMC_UNK; |
| |
| }; |
| |
| return 0; |
| } |
| |
| int imx_soc_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, |
| u_register_t x3) |
| { |
| uint32_t val; |
| uint32_t rom_version; |
| |
| val = mmio_read_32(IMX_ANAMIX_BASE + DIGPROG); |
| rom_version = mmio_read_32(IMX_ROM_BASE + SW_INFO_A0); |
| if (rom_version != 0x10) { |
| rom_version = mmio_read_32(IMX_ROM_BASE + SW_INFO_B0); |
| if (rom_version >= 0x20) { |
| val &= ~0xff; |
| val |= rom_version; |
| } |
| } |
| |
| return val; |
| } |
| |
| int imx_noc_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, |
| u_register_t x3) |
| { |
| switch(x1) { |
| case FSL_SIP_NOC_LCDIF: |
| /* config NOC for VPU */ |
| mmio_write_32(IMX_NOC_BASE + 0x108, 0x34); |
| mmio_write_32(IMX_NOC_BASE + 0x10c, 0x1); |
| mmio_write_32(IMX_NOC_BASE + 0x110, 0x500); |
| mmio_write_32(IMX_NOC_BASE + 0x114, 0x30); |
| /* config NOC for CPU */ |
| mmio_write_32(IMX_NOC_BASE + 0x188, 0x34); |
| mmio_write_32(IMX_NOC_BASE + 0x18c, 0x1); |
| mmio_write_32(IMX_NOC_BASE + 0x190, 0x500); |
| mmio_write_32(IMX_NOC_BASE + 0x194, 0x30); |
| break; |
| default: |
| return SMC_UNK; |
| }; |
| |
| return 0; |
| } |