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root@bananapicm4:/sys# cat ./kernel/debug/mmc0/ios | |
clock: 50000000 Hz | |
actual clock: 50000000 Hz | |
vdd: 21 (3.3 ~ 3.4 V) | |
bus mode: 2 (push-pull) | |
chip select: 0 (don't care) | |
power mode: 2 (on) | |
bus width: 2 (4 bits) | |
timing spec: 2 (sd high-speed) | |
signal voltage: 0 (3.30 V) | |
driver type: 0 (driver type B) | |
root@bananapicm4:/sys# cat ./kernel/debug/mmc1/ios | |
clock: 200000000 Hz | |
actual clock: 199999997 Hz | |
vdd: 21 (3.3 ~ 3.4 V) | |
bus mode: 2 (push-pull) | |
chip select: 0 (don't care) | |
power mode: 2 (on) | |
bus width: 3 (8 bits) | |
timing spec: 9 (mmc HS200) | |
signal voltage: 1 (1.80 V) | |
driver type: 0 (driver type B) | |
root@bananapicm4:/sys# cat ./kernel/debug/mmc2/ios | |
clock: 200000000 Hz | |
actual clock: 199999997 Hz | |
vdd: 21 (3.3 ~ 3.4 V) | |
bus mode: 2 (push-pull) | |
chip select: 0 (don't care) | |
power mode: 2 (on) | |
bus width: 2 (4 bits) | |
timing spec: 6 (sd uhs SDR104) | |
signal voltage: 1 (1.80 V) | |
driver type: 0 (driver type B) |
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