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author | Konstantin Porotchkin <kostap@marvell.com> | 2019-03-31 17:20:19 +0300 |
---|---|---|
committer | Marcin Wojtas <mw@semihalf.com> | 2020-06-19 17:59:44 +0200 |
commit | 957a5add638b1269210eac3a655e6b15e6fdb92e (patch) | |
tree | ebc12bf0f839c275da0a51f6458c31bab308689e | |
parent | 772aa5ba75f38930e8e9c3f370a4e2aa9f5f417c (diff) | |
download | trusted-firmware-a-957a5add638b1269210eac3a655e6b15e6fdb92e.tar.gz |
drivers: marvell: add CCU driver API for window state checking
Add ccu_is_win_enabled() API for checking the CCU window
state using AP and window indexes.
Change-Id: Ib955a2cac28b2729b0a763f3bbbea28b476a2fe4
Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
-rw-r--r-- | drivers/marvell/ccu.c | 10 | ||||
-rw-r--r-- | include/drivers/marvell/ccu.h | 1 |
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/marvell/ccu.c b/drivers/marvell/ccu.c index 1e4ab44daf..c73516eae7 100644 --- a/drivers/marvell/ccu.c +++ b/drivers/marvell/ccu.c @@ -54,8 +54,8 @@ static void dump_ccu(int ap_index) win_id)); start = ((uint64_t)alr << ADDRESS_SHIFT); end = (((uint64_t)ahr + 0x10) << ADDRESS_SHIFT); - printf("\tccu %02x 0x%016llx 0x%016llx\n", - target_id, start, end); + printf("\tccu%d %02x 0x%016llx 0x%016llx\n", + win_id, target_id, start, end); } } win_cr = mmio_read_32(CCU_WIN_GCR_OFFSET(ap_index)); @@ -81,6 +81,12 @@ void ccu_win_check(struct addr_map_win *win) } } +int ccu_is_win_enabled(int ap_index, uint32_t win_id) +{ + return mmio_read_32(CCU_WIN_CR_OFFSET(ap_index, win_id)) & + WIN_ENABLE_BIT; +} + void ccu_enable_win(int ap_index, struct addr_map_win *win, uint32_t win_id) { uint32_t ccu_win_reg; diff --git a/include/drivers/marvell/ccu.h b/include/drivers/marvell/ccu.h index b0d1ec9840..413ffb972f 100644 --- a/include/drivers/marvell/ccu.h +++ b/include/drivers/marvell/ccu.h @@ -46,6 +46,7 @@ void ccu_dram_win_config(int ap_index, struct addr_map_win *win); void ccu_dram_target_set(int ap_index, uint32_t target); void ccu_save_win_all(int ap_id); void ccu_restore_win_all(int ap_id); +int ccu_is_win_enabled(int ap_index, uint32_t win_id); #endif #endif /* CCU_H */ |