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author | Jonas Karlman <jonas@kwiboo.se> | 2023-07-02 12:41:15 +0000 |
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committer | Kever Yang <kever.yang@rock-chips.com> | 2023-07-31 20:33:18 +0800 |
commit | fea7a29cc8d86a0bbcb4bcf740d47924839b1f81 (patch) | |
tree | e9512c5069dc2383d10e51e69498a7d5ff2fb316 /lib/string.c | |
parent | b8fc65473ae74776e7cac47c793a5ac295dea928 (diff) |
power: regulator: rk8xx: Add 500us delay after LDO regulator is enabled
A quick power cycle of a LDO regulator during dw-mmc signal voltage
change has shown that SD-card does not always get recognized.
Linux driver use an enable_time of 400us for LDO regulators. Apply a
500us delay when a LDO regulator is enabled to fix possible issues.
Fixes: 94afc1cb466a ("power: regulator: rk8xx: update the driver for rk808 and rk818")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: elaine.zhang<elaine.zhang@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Diffstat (limited to 'lib/string.c')
0 files changed, 0 insertions, 0 deletions