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imx: imx9: support romapi

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i.MX9 shares same ROM API with i.MX8ULP, so make the i.MX8ULP the function
prototype common and usable by i.MX9.

Also include mmc env functions that use ROM API.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2022-07-26 16:40:48 +08:00 • committed by Stefano Babic
parent 2c5f5457bc
commit 636c95f82b
3 changed files with 41 additions and 4 deletions
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4
arch/arm/include/asm/arch-imx8ulp/sys_proto.h
View file

@ -8,10 +8,6 @@
#include <asm/mach-imx/sys_proto.h> #include <asm/mach-imx/sys_proto.h>
extern unsigned long rom_pointer[];
ulong spl_romapi_raw_seekable_read(u32 offset, u32 size, void *buf);
ulong spl_romapi_get_uboot_base(u32 image_offset, u32 rom_bt_dev);
enum bt_mode get_boot_mode(void); enum bt_mode get_boot_mode(void);
int xrdc_config_pdac(u32 bridge, u32 index, u32 dom, u32 perm); int xrdc_config_pdac(u32 bridge, u32 index, u32 dom, u32 perm);
int xrdc_config_pdac_openacc(u32 bridge, u32 index); int xrdc_config_pdac_openacc(u32 bridge, u32 index);

4
arch/arm/include/asm/mach-imx/sys_proto.h
View file

@ -180,6 +180,10 @@ enum boot_dev_type_e {
#define ROM_API_OKAY 0xF0 #define ROM_API_OKAY 0xF0
extern struct rom_api *g_rom_api; extern struct rom_api *g_rom_api;
extern unsigned long rom_pointer[];
ulong spl_romapi_raw_seekable_read(u32 offset, u32 size, void *buf);
ulong spl_romapi_get_uboot_base(u32 image_offset, u32 rom_bt_dev);
u32 rom_api_download_image(u8 *dest, u32 offset, u32 size); u32 rom_api_download_image(u8 *dest, u32 offset, u32 size);
u32 rom_api_query_boot_infor(u32 info_type, u32 *info); u32 rom_api_query_boot_infor(u32 info_type, u32 *info);

37
arch/arm/mach-imx/imx9/soc.c
View file

@ -29,6 +29,43 @@
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
struct rom_api *g_rom_api = (struct rom_api *)0x1980;
#ifdef CONFIG_ENV_IS_IN_MMC
__weak int board_mmc_get_env_dev(int devno)
{
return devno; }
int mmc_get_env_dev(void)
{
volatile gd_t *pgd = gd;
int ret;
u32 boot;
u16 boot_type;
u8 boot_instance;
ret = g_rom_api->query_boot_infor(QUERY_BT_DEV, &boot,
((uintptr_t)&boot) ^ QUERY_BT_DEV);
set_gd(pgd);
if (ret != ROM_API_OKAY) {
puts("ROMAPI: failure at query_boot_info\n");
return CONFIG_SYS_MMC_ENV_DEV;
}
boot_type = boot >> 16;
boot_instance = (boot >> 8) & 0xff;
debug("boot_type %d, instance %d\n", boot_type, boot_instance);
/* If not boot from sd/mmc, use default value */
if (boot_type != BOOT_TYPE_SD && boot_type != BOOT_TYPE_MMC)
return env_get_ulong("mmcdev", 10, CONFIG_SYS_MMC_ENV_DEV);
return board_mmc_get_env_dev(boot_instance);
}
#endif
u32 get_cpu_rev(void) u32 get_cpu_rev(void)
{ {
return (MXC_CPU_IMX93 << 12) | CHIP_REV_1_0; return (MXC_CPU_IMX93 << 12) | CHIP_REV_1_0;