blob: f4eba4fb2c3b2b41bec48ebcbe1e93718a7e2e00 [file] [log] [blame]
/*
* board/amlogic/txl_p341_v2/txl_p341_v2.c
*
* Copyright (C) 2016 Amlogic, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <common.h>
#include <malloc.h>
#include <errno.h>
#include <environment.h>
#include <fdt_support.h>
#include <libfdt.h>
#include <asm/cpu_id.h>
#ifdef CONFIG_SYS_I2C_AML
#include <aml_i2c.h>
#include <asm/arch/secure_apb.h>
#endif
#ifdef CONFIG_AML_VPU
#include <vpu.h>
#endif
#include <vpp.h>
#ifdef CONFIG_AML_V2_FACTORY_BURN
#include <amlogic/aml_v2_burning.h>
#endif// #ifdef CONFIG_AML_V2_FACTORY_BURN
#ifdef CONFIG_AML_HDMITX20
#include <amlogic/hdmi.h>
#endif
#ifdef CONFIG_AML_LCD
#include <amlogic/aml_lcd.h>
#endif
#include <asm/arch/eth_setup.h>
#include <phy.h>
#include <asm-generic/gpio.h>
DECLARE_GLOBAL_DATA_PTR;
//new static eth setup
struct eth_board_socket* eth_board_skt;
int serial_set_pin_port(unsigned long port_base)
{
//UART in "Always On Module"
//GPIOAO_0==tx,GPIOAO_1==rx
//setbits_le32(P_AO_RTI_PIN_MUX_REG,3<<11);
return 0;
}
int dram_init(void)
{
gd->ram_size = PHYS_SDRAM_1_SIZE;
return 0;
}
/* secondary_boot_func
* this function should be write with asm, here, is is only for compiling pass
* */
void secondary_boot_func(void)
{
}
void internalPhyConfig(struct phy_device *phydev)
{
/*Enable Analog and DSP register Bank access by*/
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x0000);
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x0400);
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x0000);
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x0400);
/*Write Analog register 23*/
phy_write(phydev, MDIO_DEVAD_NONE, 0x17, 0x8E0D);
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x4417);
/*Enable fractional PLL*/
phy_write(phydev, MDIO_DEVAD_NONE, 0x17, 0x0005);
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x5C1B);
//Programme fraction FR_PLL_DIV1
phy_write(phydev, MDIO_DEVAD_NONE, 0x17, 0x029A);
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x5C1D);
//## programme fraction FR_PLL_DiV1
phy_write(phydev, MDIO_DEVAD_NONE, 0x17, 0xAAAA);
phy_write(phydev, MDIO_DEVAD_NONE, 0x14, 0x5C1C);
}
static void setup_net_chip(void)
{
eth_aml_reg0_t eth_reg0;
eth_reg0.d32 = 0;
eth_reg0.b.phy_intf_sel = 0;
eth_reg0.b.data_endian = 0;
eth_reg0.b.desc_endian = 0;
eth_reg0.b.rx_clk_rmii_invert = 0;
eth_reg0.b.rgmii_tx_clk_src = 0;
eth_reg0.b.rgmii_tx_clk_phase = 0;
eth_reg0.b.rgmii_tx_clk_ratio = 0;
eth_reg0.b.phy_ref_clk_enable = 0;
eth_reg0.b.clk_rmii_i_invert = 1;
eth_reg0.b.clk_en = 1;
eth_reg0.b.adj_enable = 0;
eth_reg0.b.adj_setup = 0;
eth_reg0.b.adj_delay = 0;
eth_reg0.b.adj_skew = 0;
eth_reg0.b.cali_start = 0;
eth_reg0.b.cali_rise = 0;
eth_reg0.b.cali_sel = 0;
eth_reg0.b.rgmii_rx_reuse = 0;
eth_reg0.b.eth_urgent = 0;
setbits_le32(P_PREG_ETH_REG0, eth_reg0.d32);// rmii mode
*P_PREG_ETH_REG2 = 0x10110181;
*P_PREG_ETH_REG3 = 0xe409087f;
setbits_le32(HHI_GCLK_MPEG1,1<<3);
/* power on memory */
clrbits_le32(HHI_MEM_PD_REG0, (1 << 3) | (1<<2));
}
extern struct eth_board_socket* eth_board_setup(char *name);
extern int designware_initialize(ulong base_addr, u32 interface);
#define P_RESET1_LEVEL (volatile unsigned int *)((0x21<< 2) + 0xc1104400)
int board_eth_init(bd_t *bis)
{
*P_RESET1_LEVEL |= (1<<11);
setup_net_chip();
udelay(1000);
designware_initialize(ETH_BASE, PHY_INTERFACE_MODE_RMII);
return 0;
}
#if CONFIG_AML_SD_EMMC
#include <mmc.h>
#include <asm/arch/sd_emmc.h>
static int sd_emmc_init(unsigned port)
{
switch (port)
{
case SDIO_PORT_A:
break;
case SDIO_PORT_B:
//todo add card detect
//setbits_le32(P_PREG_PAD_GPIO5_EN_N,1<<29);//CARD_6
break;
case SDIO_PORT_C:
//enable pull up
//clrbits_le32(P_PAD_PULL_UP_REG3, 0xff<<0);
break;
default:
break;
}
return cpu_sd_emmc_init(port);
}
extern unsigned sd_debug_board_1bit_flag;
static int sd_emmc_detect(unsigned port)
{
int ret;
switch (port) {
case SDIO_PORT_A:
break;
case SDIO_PORT_B:
setbits_le32(P_PREG_PAD_GPIO2_EN_N, 1 << 26);//CARD_6
ret = readl(P_PREG_PAD_GPIO2_I) & (1 << 26) ? 0 : 1;
printf("%s\n", ret ? "card in" : "card out");
if ((readl(P_PERIPHS_PIN_MUX_6) & (3 << 8))) { //if uart pinmux set, debug board in
if (!(readl(P_PREG_PAD_GPIO2_I) & (1 << 24))) {
printf("sdio debug board detected, sd card with 1bit mode\n");
sd_debug_board_1bit_flag = 1;
}
else{
printf("sdio debug board detected, no sd card in\n");
sd_debug_board_1bit_flag = 0;
return 1;
}
}
break;
default:
break;
}
return 0;
}
static void sd_emmc_pwr_prepare(unsigned port)
{
cpu_sd_emmc_pwr_prepare(port);
}
static void sd_emmc_pwr_on(unsigned port)
{
switch (port)
{
case SDIO_PORT_A:
break;
case SDIO_PORT_B:
// clrbits_le32(P_PREG_PAD_GPIO5_O,(1<<31)); //CARD_8
// clrbits_le32(P_PREG_PAD_GPIO5_EN_N,(1<<31));
/// @todo NOT FINISH
break;
case SDIO_PORT_C:
break;
default:
break;
}
return;
}
static void sd_emmc_pwr_off(unsigned port)
{
/// @todo NOT FINISH
switch (port)
{
case SDIO_PORT_A:
break;
case SDIO_PORT_B:
// setbits_le32(P_PREG_PAD_GPIO5_O,(1<<31)); //CARD_8
// clrbits_le32(P_PREG_PAD_GPIO5_EN_N,(1<<31));
break;
case SDIO_PORT_C:
break;
default:
break;
}
return;
}
// #define CONFIG_TSD 1
static void board_mmc_register(unsigned port)
{
struct aml_card_sd_info *aml_priv=cpu_sd_emmc_get(port);
if (aml_priv == NULL)
return;
aml_priv->sd_emmc_init=sd_emmc_init;
aml_priv->sd_emmc_detect=sd_emmc_detect;
aml_priv->sd_emmc_pwr_off=sd_emmc_pwr_off;
aml_priv->sd_emmc_pwr_on=sd_emmc_pwr_on;
aml_priv->sd_emmc_pwr_prepare=sd_emmc_pwr_prepare;
aml_priv->desc_buf = malloc(NEWSD_MAX_DESC_MUN*(sizeof(struct sd_emmc_desc_info)));
if (NULL == aml_priv->desc_buf)
printf(" desc_buf Dma alloc Fail!\n");
else
printf("aml_priv->desc_buf = 0x%p\n",aml_priv->desc_buf);
sd_emmc_register(aml_priv);
}
int board_mmc_init(bd_t *bis)
{
#ifdef CONFIG_VLSI_EMULATOR
//board_mmc_register(SDIO_PORT_A);
#else
//board_mmc_register(SDIO_PORT_B);
#endif
board_mmc_register(SDIO_PORT_B);
board_mmc_register(SDIO_PORT_C);
// board_mmc_register(SDIO_PORT_B1);
return 0;
}
#ifdef CONFIG_SYS_I2C_AML
#if 0
static void board_i2c_set_pinmux(void){
/*********************************************/
/* | I2C_Master_AO |I2C_Slave | */
/*********************************************/
/* | I2C_SCK | I2C_SCK_SLAVE | */
/* GPIOAO_4 | [AO_PIN_MUX: 6] | [AO_PIN_MUX: 2] | */
/*********************************************/
/* | I2C_SDA | I2C_SDA_SLAVE | */
/* GPIOAO_5 | [AO_PIN_MUX: 5] | [AO_PIN_MUX: 1] | */
/*********************************************/
//disable all other pins which share with I2C_SDA_AO & I2C_SCK_AO
clrbits_le32(P_AO_RTI_PIN_MUX_REG, ((1<<2)|(1<<24)|(1<<1)|(1<<23)));
//enable I2C MASTER AO pins
setbits_le32(P_AO_RTI_PIN_MUX_REG,
(MESON_I2C_MASTER_AO_GPIOAO_4_BIT | MESON_I2C_MASTER_AO_GPIOAO_5_BIT));
udelay(10);
};
#endif
struct aml_i2c_platform g_aml_i2c_plat = {
.wait_count = 1000000,
.wait_ack_interval = 5,
.wait_read_interval = 5,
.wait_xfer_interval = 5,
.master_no = AML_I2C_MASTER_AO,
.use_pio = 0,
.master_i2c_speed = AML_I2C_SPPED_400K,
.master_ao_pinmux = {
.scl_reg = (unsigned long)MESON_I2C_MASTER_AO_GPIOAO_4_REG,
.scl_bit = MESON_I2C_MASTER_AO_GPIOAO_4_BIT,
.sda_reg = (unsigned long)MESON_I2C_MASTER_AO_GPIOAO_5_REG,
.sda_bit = MESON_I2C_MASTER_AO_GPIOAO_5_BIT,
}
};
#if 0
static void board_i2c_init(void)
{
//set I2C pinmux with PCB board layout
board_i2c_set_pinmux();
//Amlogic I2C controller initialized
//note: it must be call before any I2C operation
aml_i2c_init();
udelay(10);
}
#endif
#endif
#endif
#if defined(CONFIG_BOARD_EARLY_INIT_F)
int board_early_init_f(void){
/*add board early init function here*/
return 0;
}
#endif
#ifdef CONFIG_USB_XHCI_AMLOGIC_GXL
#include <asm/arch/usb-new.h>
#include <asm/arch/gpio.h>
#define CONFIG_GXL_USB_U2_PORT_NUM 4
#define CONFIG_GXL_USB_U3_PORT_NUM 0
struct amlogic_usb_config g_usb_config_GXL_skt={
CONFIG_GXL_XHCI_BASE,
USB_ID_MODE_HARDWARE,
NULL,//gpio_set_vbus_power, //set_vbus_power
CONFIG_GXL_USB_PHY2_BASE,
CONFIG_GXL_USB_PHY3_BASE,
CONFIG_GXL_USB_U2_PORT_NUM,
CONFIG_GXL_USB_U3_PORT_NUM,
};
#endif /*CONFIG_USB_XHCI_AMLOGIC*/
#ifdef CONFIG_AML_HDMITX20
static void hdmi_tx_set_hdmi_5v(void)
{
}
#endif
/*USE_HDMI_UART_FUNC*/
#define HDMI_UART_PORT_NUM 3
struct hdmi_uart_date_io {
char *power;
char *scl;
volatile uint32_t * hdmi_sda_reg;
unsigned int hdmi_sda_bit;
volatile uint32_t * uart_tx_reg;
unsigned int uart_tx_bit;
volatile uint32_t * hdmi_scl_reg;
unsigned int hdmi_scl_bit;
volatile uint32_t * uart_rx_reg;
unsigned int uart_rx_bit;
};
struct hdmi_uart_date_io txl_hdmi_uart_date_io[HDMI_UART_PORT_NUM+1]=
{
{"GPIOW_5" ,"GPIOW_7" ,P_PERIPHS_PIN_MUX_5,25,P_PERIPHS_PIN_MUX_5,13,P_PERIPHS_PIN_MUX_5 ,24 ,P_PERIPHS_PIN_MUX_5,12,},
{"GPIOW_9", "GPIOW_11",P_PERIPHS_PIN_MUX_5,21,P_PERIPHS_PIN_MUX_5,11,P_PERIPHS_PIN_MUX_5 ,20 ,P_PERIPHS_PIN_MUX_5,10,},
{"GPIOW_13","GPIOW_15",P_PERIPHS_PIN_MUX_5,17,P_PERIPHS_PIN_MUX_5,9, P_PERIPHS_PIN_MUX_5 ,16 ,P_PERIPHS_PIN_MUX_5,8,},
{NULL, NULL, 0, 0,P_AO_RTI_PIN_MUX_REG,12,0 , 0 ,P_AO_RTI_PIN_MUX_REG,11,},
};
struct hdmi_uart_date_io gxtvbb_hdmi_uart_date_io[HDMI_UART_PORT_NUM+1]=
{
{"GPIOW_6" ,"GPIOW_5" ,P_PERIPHS_PIN_MUX_6 ,9 ,P_PERIPHS_PIN_MUX_10,1,P_PERIPHS_PIN_MUX_6 ,10 ,P_PERIPHS_PIN_MUX_6,11,},
{"GPIOW_10","GPIOW_9" ,P_PERIPHS_PIN_MUX_6 ,14 ,P_PERIPHS_PIN_MUX_10,2,P_PERIPHS_PIN_MUX_6 ,15 ,P_PERIPHS_PIN_MUX_6,16,},
{"GPIOW_14","GPIOW_13",P_PERIPHS_PIN_MUX_6 ,19 ,P_PERIPHS_PIN_MUX_10,3,P_PERIPHS_PIN_MUX_6 ,20 ,P_PERIPHS_PIN_MUX_6,21,},
{NULL, NULL, 0, 0 ,P_AO_RTI_PIN_MUX_REG,0,0 , 0 ,P_AO_RTI_PIN_MUX_REG,1,},
};
struct hdmi_uart_det_io {
char *power;
char *scl;
volatile uint32_t * uart_det_power_reg;
unsigned int uart_det_power_bit;
unsigned int uart_det_power_need_level;
volatile uint32_t * uart_det_scl_reg;
unsigned int uart_det_scl_bit;
unsigned int uart_det_scl_need_level;
};
struct hdmi_uart_det_io txl_hdmi_uart_det_io[HDMI_UART_PORT_NUM]=
{
{"GPIOW_5" , "GPIOW_7" , P_PREG_PAD_GPIO4_I , 5 , 0, P_PREG_PAD_GPIO4_I ,7 , 1,},
{"GPIOW_9", "GPIOW_11", P_PREG_PAD_GPIO4_I , 9 , 0, P_PREG_PAD_GPIO4_I ,11, 1,},
{"GPIOW_13", "GPIOW_15" , P_PREG_PAD_GPIO4_I , 13, 0, P_PREG_PAD_GPIO4_I ,15, 1,},
};
/* in gxtvbb,use hpd port as (txl)scl port */
struct hdmi_uart_det_io gxtvbb_hdmi_uart_det_io[HDMI_UART_PORT_NUM]=
{
{"GPIOW_6" ,"GPIOW_5" , P_PREG_PAD_GPIO0_I, 6 , 0, P_PREG_PAD_GPIO0_I ,5 , 1,},
{"GPIOW_10","GPIOW_9" , P_PREG_PAD_GPIO0_I, 10, 0, P_PREG_PAD_GPIO0_I ,9 , 1,},
{"GPIOW_14","GPIOW_13", P_PREG_PAD_GPIO0_I, 14, 0, P_PREG_PAD_GPIO0_I ,13, 1,},
};
static void init_hdmi_uart_board(void)
{
int i=0;
int pwr_value=0,scl_value=0;
int flag=0;
struct hdmi_uart_date_io *hdmi_uart_date_io;
struct hdmi_uart_det_io *hdmi_uart_det_io;
if (get_cpu_id().family_id <= MESON_CPU_MAJOR_ID_GXTVBB) {
hdmi_uart_det_io = gxtvbb_hdmi_uart_det_io;
hdmi_uart_date_io = gxtvbb_hdmi_uart_date_io;
/*printf("choose gxtvbb board.\n");*/
} else {
hdmi_uart_det_io = txl_hdmi_uart_det_io;
hdmi_uart_date_io = txl_hdmi_uart_date_io;
/*printf("choose txl board.\n");*/
}
for (i=0; i<HDMI_UART_PORT_NUM; i++) {
pwr_value = readl(hdmi_uart_det_io[i].uart_det_power_reg) >> hdmi_uart_det_io[i].uart_det_power_bit;
pwr_value &= 1;
scl_value = readl(hdmi_uart_det_io[i].uart_det_scl_reg) >> hdmi_uart_det_io[i].uart_det_scl_bit;
scl_value &= 1;
if ((pwr_value == hdmi_uart_det_io[i].uart_det_power_need_level)
&& (scl_value == hdmi_uart_det_io[i].uart_det_scl_need_level)) {
flag = 1;
break;
}
}
if (flag == 1) {
printf("switch to %d hdmirx_uart port\n",i);
/* clean default uart pinmux */
writel(readl(hdmi_uart_date_io[3].uart_tx_reg)&~(1 << hdmi_uart_date_io[3].uart_tx_bit),
(volatile void *)hdmi_uart_date_io[3].uart_tx_reg);
writel(readl(hdmi_uart_date_io[3].uart_rx_reg)&~(1 << hdmi_uart_date_io[3].uart_rx_bit),
(volatile void *)hdmi_uart_date_io[3].uart_rx_reg);
/* set hdmi_uart pinmux */
writel(readl(hdmi_uart_date_io[i].hdmi_sda_reg)&~(1 << hdmi_uart_date_io[i].hdmi_sda_bit),
(volatile void *)hdmi_uart_date_io[i].hdmi_sda_reg);
writel(readl(hdmi_uart_date_io[i].uart_tx_reg)|(1 << hdmi_uart_date_io[i].uart_tx_bit),
(volatile void *)hdmi_uart_date_io[i].uart_tx_reg);
writel(readl(hdmi_uart_date_io[i].hdmi_scl_reg)&~(1 << hdmi_uart_date_io[i].hdmi_scl_bit),
(volatile void *)hdmi_uart_date_io[i].hdmi_scl_reg);
writel(readl(hdmi_uart_date_io[i].uart_rx_reg)|(1 << hdmi_uart_date_io[i].uart_rx_bit),
(volatile void *)hdmi_uart_date_io[i].uart_rx_reg);
}
}
/*endif*/
int board_init(void)
{
#ifdef CONFIG_AML_V2_FACTORY_BURN
aml_try_factory_usb_burning(0, gd->bd);
#endif// #ifdef CONFIG_AML_V2_FACTORY_BURN
#ifdef CONFIG_USB_XHCI_AMLOGIC_GXL
board_usb_init(&g_usb_config_GXL_skt,BOARD_USB_MODE_HOST);
#endif /*CONFIG_USB_XHCI_AMLOGIC*/
writel(readl(AO_GPIO_O_EN_N) & (~(0x1 << 10)), AO_GPIO_O_EN_N); //set mode: output
writel(readl(AO_GPIO_O_EN_N) | (0x1 << 26),AO_GPIO_O_EN_N); //output 1
#ifdef CONFIG_AML_NAND
extern int amlnf_init(unsigned char flag);
amlnf_init(0);
#endif
return 0;
}
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
int ret;
char* env;
unsigned int hwid = 1;
char outputModePre[30];
char outputModeCur[30];
strcpy(outputModePre,getenv("outputmode"));
/*USE_HDMI_UART_FUNC*/
env = getenv("hdmiuart_mode");
/*printf("hdmiuart_mode env:%s\n",env);*/
if (env) {
if (!strcmp(env,"open")) {
printf("CONFIG_HDMI_UART_BOARD\n");
init_hdmi_uart_board();
}
}
/*endif*/
//update env before anyone using it
run_command("get_rebootmode; echo reboot_mode=${reboot_mode}; "\
"if test ${reboot_mode} = factory_reset; then "\
"defenv_reserv;save; fi;", 0);
run_command("if itest ${upgrade_step} == 1; then "\
"defenv_reserv; setenv upgrade_step 2; saveenv; fi;", 0);
/*add board late init function here*/
ret = run_command("store dtb read $dtb_mem_addr", 1);
if (ret) {
printf("%s(): [store dtb read $dtb_mem_addr] fail\n", __func__);
#ifdef CONFIG_DTB_MEM_ADDR
char cmd[64];
printf("load dtb to %x\n", CONFIG_DTB_MEM_ADDR);
sprintf(cmd, "store dtb read %x", CONFIG_DTB_MEM_ADDR);
ret = run_command(cmd, 1);
if (ret) {
printf("%s(): %s fail\n", __func__, cmd);
}
#endif
}
/* load unifykey */
run_command("keyunify init 0x1234", 0);
#ifdef CONFIG_AML_VPU
vpu_probe();
#endif
vpp_init();
run_command("ini_model", 0);
#ifdef CONFIG_AML_HDMITX20
hdmi_tx_set_hdmi_5v();
hdmi_tx_init();
#endif
#ifdef CONFIG_AML_LCD
lcd_probe();
#endif
#ifdef CONFIG_AML_V2_FACTORY_BURN
/*aml_try_factory_sdcard_burning(0, gd->bd);*/
#endif// #ifdef CONFIG_AML_V2_FACTORY_BURN
/* enable 5V for USB, panel, wifi */
hwid = (readl(P_AO_SEC_GP_CFG0) >> 8) & 0xFF;
switch (hwid) {
case 1:
run_command("gpio set GPIOAO_4", 0);
break;
case 2:
/* set output mode for GPIOAO_10 */
clrbits_le32(P_AO_GPIO_O_EN_N, (1<<10));
/* set output level to high for GPIOAO_10 */
setbits_le32(P_AO_GPIO_O_EN_N, (1<<26));
break;
default:
/* set output mode for GPIOAO_10 */
clrbits_le32(P_AO_GPIO_O_EN_N, (1<<10));
/* set output level to high for GPIOAO_10 */
setbits_le32(P_AO_GPIO_O_EN_N, (1<<26));
printf("invalid hwid = %d\n", hwid);
break;
}
strcpy(outputModeCur,getenv("outputmode"));
if (strcmp(outputModeCur,outputModePre)) {
printf("uboot outputMode change saveenv old:%s - new:%s\n",outputModePre,outputModeCur);
run_command("saveenv", 0);
}
return 0;
}
#endif
#ifdef CONFIG_AML_TINY_USBTOOL
int usb_get_update_result(void)
{
unsigned long upgrade_step;
upgrade_step = simple_strtoul (getenv ("upgrade_step"), NULL, 16);
printf("upgrade_step = %d\n", (int)upgrade_step);
if (upgrade_step == 1)
{
run_command("defenv", 1);
run_command("setenv upgrade_step 2", 1);
run_command("saveenv", 1);
return 0;
}
else
{
return -1;
}
}
#endif
phys_size_t get_effective_memsize(void)
{
// >>16 -> MB, <<20 -> real size, so >>16<<20 = <<4
#if defined(CONFIG_SYS_MEM_TOP_HIDE)
return (((readl(AO_SEC_GP_CFG0)) & 0xFFFF0000) << 4) - CONFIG_SYS_MEM_TOP_HIDE;
#else
return (((readl(AO_SEC_GP_CFG0)) & 0xFFFF0000) << 4);
#endif
}
#ifdef CONFIG_MULTI_DTB
int checkhw(char * name)
{
/*
* read board hw id
* set and select the dts according the board hw id.
*/
unsigned int hwid = 1;
/* read hwid */
hwid = (readl(P_AO_SEC_GP_CFG0) >> 8) & 0xFF;
printf("checkhw: hwid = %d\n", hwid);
return 0;
}
#endif
const char * const _env_args_reserve_[] =
{
"aml_dt",
"firstboot",
"lock",
"upgrade_step",
"model_name",
"bootloader_version",
NULL//Keep NULL be last to tell END
};