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rockchip: rk3399: enable secure accessing for SRAM 

Sorry to miss the security configuration for SRAM, if we don't support
it, somebody may modify the comment of SRAM in the non-secure space.
Let's fix this issue.

Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
This commit is contained in:
Xing Zheng 2017-02-14 18:03:20 +08:00
parent cdb6d5e564
commit ccdc044acf
2 changed files with 3 additions and 1 deletions
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2
plat/rockchip/rk3399/drivers/secure/secure.c
View File

@ -163,7 +163,7 @@ void secure_sgrf_init(void)
mmio_write_32(SGRF_BASE + SGRF_SLV_SECURE_CON0_4(3),
SGRF_SLV_S_WMSK | SGRF_SLV_S_ALL_NS);
mmio_write_32(SGRF_BASE + SGRF_SLV_SECURE_CON0_4(4),
SGRF_SLV_S_WMSK | SGRF_SLV_S_ALL_NS);
SGRF_SLV_S_WMSK | SGRF_INTSRAM_S);
}
void secure_sgrf_ddr_rgn_init(void)

2
plat/rockchip/rk3399/drivers/secure/secure.h
View File

@ -62,6 +62,8 @@
#define SGRF_PMUSRAM_S BIT(8)
#define SGRF_INTSRAM_S BIT(13)
/* ddr region */
#define SGRF_DDR_RGN_0_16_WMSK 0x0fff /* DDR RGN 0~16 size mask */