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Merge "feat(allwinner): add SMCCC SOCID support" into integration

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Manish Pandey 2022-05-04 14:16:36 +02:00 • committed by TrustedFirmware Code Review
commit 8ac22f79c4
2 changed files with 31 additions and 0 deletions
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3
plat/allwinner/common/include/sunxi_def.h
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@ -20,4 +20,7 @@
#define SUNXI_SOC_H616 0x1823 #define SUNXI_SOC_H616 0x1823
#define SUNXI_SOC_R329 0x1851 #define SUNXI_SOC_R329 0x1851
#define JEDEC_ALLWINNER_BKID 9U
#define JEDEC_ALLWINNER_MFID 0x9eU
#endif /* SUNXI_DEF_H */ #endif /* SUNXI_DEF_H */

28
plat/allwinner/common/sunxi_common.c
View file

@ -8,7 +8,9 @@
#include <common/debug.h> #include <common/debug.h>
#include <lib/mmio.h> #include <lib/mmio.h>
#include <lib/smccc.h>
#include <lib/xlat_tables/xlat_tables_v2.h> #include <lib/xlat_tables/xlat_tables_v2.h>
#include <services/arm_arch_svc.h>
#include <sunxi_def.h> #include <sunxi_def.h>
#include <sunxi_mmap.h> #include <sunxi_mmap.h>
@ -157,3 +159,29 @@ int sunxi_init_platform_r_twi(uint16_t socid, bool use_rsb)
return 0; return 0;
} }
int32_t plat_is_smccc_feature_available(u_register_t fid)
{
switch (fid) {
case SMCCC_ARCH_SOC_ID:
return SMC_ARCH_CALL_SUCCESS;
default:
return SMC_ARCH_CALL_NOT_SUPPORTED;
}
}
int32_t plat_get_soc_version(void)
{
int32_t ret;
ret = SOC_ID_SET_JEP_106(JEDEC_ALLWINNER_BKID, JEDEC_ALLWINNER_MFID);
return ret | (sunxi_read_soc_id() & SOC_ID_IMPL_DEF_MASK);
}
int32_t plat_get_soc_revision(void)
{
uint32_t reg = mmio_read_32(SRAM_VER_REG);
return reg & GENMASK_32(7, 0);
}