[PATCH v5 2/4] firmware: meson_sm: Add secure power domain support

From: Jianxin Pan
Date: Mon Nov 11 2019 - 23:29:30 EST


The Amlogic Meson A1/C1 Secure Monitor implements calls to control power
domain.

Signed-off-by: Jianxin Pan <jianxin.pan@xxxxxxxxxxx>
---
drivers/firmware/meson/meson_sm.c | 2 ++
include/linux/firmware/meson/meson_sm.h | 2 ++
2 files changed, 4 insertions(+)

diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c
index 1d5b4d7..2854b56 100644
--- a/drivers/firmware/meson/meson_sm.c
+++ b/drivers/firmware/meson/meson_sm.c
@@ -44,6 +44,8 @@ static const struct meson_sm_chip gxbb_chip = {
CMD(SM_EFUSE_WRITE, 0x82000031),
CMD(SM_EFUSE_USER_MAX, 0x82000033),
CMD(SM_GET_CHIP_ID, 0x82000044),
+ CMD(SM_A1_PWRC_SET, 0x82000093),
+ CMD(SM_A1_PWRC_GET, 0x82000095),
{ /* sentinel */ },
},
};
diff --git a/include/linux/firmware/meson/meson_sm.h b/include/linux/firmware/meson/meson_sm.h
index 6669e2a..95b0da2 100644
--- a/include/linux/firmware/meson/meson_sm.h
+++ b/include/linux/firmware/meson/meson_sm.h
@@ -12,6 +12,8 @@ enum {
SM_EFUSE_WRITE,
SM_EFUSE_USER_MAX,
SM_GET_CHIP_ID,
+ SM_A1_PWRC_SET,
+ SM_A1_PWRC_GET,
};

struct meson_sm_firmware;
--
2.7.4