109 lines
2.4 KiB
C
109 lines
2.4 KiB
C
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (c) 2019 Amlogic, Inc. All rights reserved.
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*/
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#include <common.h>
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#include <command.h>
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#include <asm/arch/io.h>
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#include <asm/arch/clock.h>
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#include <amlogic/aml_cec.h>
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#include <asm/arch/secure_apb.h>
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#include <amlogic/aml_hdmirx.h>
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static void cec_init(int logic_addr, unsigned char fun_cfg);
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int meson_cec_suspend(void *dev_info)
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{
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char *str;
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int logic_addr = 0;
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int fun_cfg = 0x2f;
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int phy_addr = 0;
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unsigned int tmp;
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str = env_get("reboot_mode");
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if (str && !strcmp(str, "aocpu_watchdog")) {
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str = env_get("cec_fun");
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printf("env_get cec_fun: %s\n", str);
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fun_cfg = simple_strtoul(str, NULL, 16);
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#if (CONFIG_MESON_T5W == 1 || CONFIG_MESON_TXHD2 == 1 || CONFIG_AML_HDMIRX == 1)
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(void)tmp;
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(void)phy_addr;
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logic_addr = 0;
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hdmirx_hw_init(0, NULL, 0);
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#else
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logic_addr = 4;
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str = env_get("phy_addr");
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if (str) {
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phy_addr = simple_strtoul(str, NULL, 16);
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tmp = readl(SYSCTRL_STATUS_REG1);
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tmp &= 0xf0000;
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tmp |= phy_addr;
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writel(tmp, SYSCTRL_STATUS_REG1);
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}
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#endif
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printf("logic_addr=0x%x, fun_cfg=0x%x\n", logic_addr, fun_cfg);
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cec_init(logic_addr, (unsigned char)fun_cfg);
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}
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return 0;
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}
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int meson_cec_resume(void *dev_info)
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{
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return 0;
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}
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int meson_cec_poweroff(void *dev_info)
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{
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return 0;
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}
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static void cec_init(int logic_addr, unsigned char fun_cfg)
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{
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#if(CONFIG_MESON_T5W == 1 || CONFIG_MESON_TXHD2 == 1)
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printf("%s :%d,%#x\n", __func__, logic_addr, fun_cfg);
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/*cec_hw_init(logic_addr, fun_cfg);*/
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writel(fun_cfg, P_AO_DEBUG_REG0);
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writel(logic_addr, AO_DEBUG_REG1);
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printf("cec func:%#x, parm:%#x\n", readl(P_AO_DEBUG_REG0),
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readl(AO_DEBUG_REG1));
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#else
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unsigned int tmp;
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writel(fun_cfg, SYSCTRL_STATUS_REG0);
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tmp = readl(SYSCTRL_STATUS_REG1);
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tmp &= (~0xf0000);
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tmp |= ((logic_addr & 0xf) << 16);
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writel(tmp, SYSCTRL_STATUS_REG1);
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printf("cec func:%#x, parm:%#x\n", readl(SYSCTRL_STATUS_REG0),
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readl(SYSCTRL_STATUS_REG1));
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#endif
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}
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static int do_cec(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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int logic_addr = 0;
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int fun_cfg = 0x2f;
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if (argc >= 2)
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logic_addr = simple_strtoul(argv[1], NULL, 10);
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if (argc >= 3)
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fun_cfg = simple_strtoul(argv[2], NULL, 16);
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printf("logic_addr=0x%x, fun_cfg=0x%x\n",
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logic_addr, fun_cfg);
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cec_init(logic_addr, (unsigned char)fun_cfg);
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return 0;
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}
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U_BOOT_CMD(cec, CONFIG_SYS_MAXARGS, 0, do_cec,
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"Amlogic cec",
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" - hdmi cec function\n"
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" - param: logic addr;fun_cfg\n"
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"\n"
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);
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