SDHI
Status of speeds enabled on SDHI devices on R-Car Gen 2 & 3 SoCs in mainline as of v4.10.
R-Car Gen 2
SoC |
Board |
Slot |
Form Factor |
High Speed |
SDR50 |
SDR104
|
r8a7790 (H2)
|
Lager |
SDHI0 |
µSD |
✔ |
✔ |
✔
|
SDHI1
|
Not exposed on board
|
SDHI2 |
µSD |
✔ |
✔ |
✗ (SoC)
|
SDHI3
|
Not exposed on board
|
r8a7791 (M2-W)
|
Koelsch |
SDHI0 |
SD |
✔ |
✔ |
✔
|
SDHI1 |
SD |
✔ |
✔ |
✗ (SoC)
|
SDHI2 |
µSD |
✔ |
✔ |
✗ (SoC)
|
Porter |
SDHI0 |
SD |
✔ |
✗ (Test) |
✗ (Test)
|
SDHI1
|
Not exposed on board
|
SDHI2 |
µSD |
✔ |
✗ (Test) |
✗ (SoC)
|
r8a7792 (V2H) |
Wheat |
SDHI0 |
µSD |
✔ |
✗ (SoC) |
✗ (SoC)
|
r8a7793 (M2-N)
|
Gose |
SDHI0 |
SD |
✔ |
✗ (Test) |
✗ (Test)
|
SDHI1 |
SD |
✔ |
✗ (Test) |
✗ (SoC)
|
SDHI2 |
µSD |
✔ |
✗ (Test) |
✗ (SoC)
|
r8a7794 (E2)
|
Alt |
SDHI0 |
SD |
✔ |
✔ |
✔
|
SDHI1 |
SD |
✔ |
✔ |
✗ (SoC)
|
SDHI2
|
Not exposed on board
|
Silk |
SDHI0
|
Not exposed on board
|
SDHI1 |
µSD |
✔ |
✗ (Test) |
✗ (SoC)
|
SDHI2
|
Not exposed on board
|
R-Car Gen 3
SoC |
Board |
Slot |
Form Factor |
High Speed |
SDR50 |
SDR104 |
HS200 |
HS400
|
r8a7795 (H3)
|
salvator-x |
SDHI0 |
SD |
✔ |
✔ |
✗ (SW)
|
N/A (Not used for onboard eMMC)
|
SDHI1
|
N/A (Not exposed on board)
|
SDHI2 |
eMMC
|
N/A (Used for onboard eMMC) |
✗ (v4.12) |
✗ (SW)
|
SDHI3 |
SD |
✔ |
✔ |
✗ (SW)
|
N/A (Not used for onboard eMMC)
|
h3ulcb |
SDHI0 |
µSD |
✔ |
✔ |
✗ (SW)
|
N/A (Not used for onboard eMMC)
|
SDHI1
|
N/A (Not exposed on board)
|
SDHI2 |
eMMC
|
N/A (Used for onboard eMMC) |
✗ (v4.12) |
✗ (SW)
|
SDHI3
|
N/A (Not exposed on board)
|
r8a7796 (M3-W)
|
salvator-x |
SDHI0 |
SD |
✔ |
✔ |
✗ (SW)
|
N/A (Not used for onboard eMMC)
|
SDHI1
|
N/A (Not exposed on board)
|
SDHI2 |
eMMC
|
N/A (Used for onboard eMMC) |
✗ (v4.12) |
✗ (SW)
|
SDHI3 |
SD |
✔ |
✔ |
✗ (SW)
|
N/A (Not used for onboard eMMC)
|
m3ulcb |
SDHI0 |
µSD |
✔ |
✔ |
✗ (SW)
|
N/A (Not used for onboard eMMC)
|
SDHI1
|
N/A (Not exposed on board)
|
SDHI2 |
eMMC
|
N/A (Used for onboard eMMC) |
✗ (v4.12) |
✗ (SW)
|
SDHI3
|
N/A (Not exposed on board)
|
Legend
Status |
Description
|
✔ |
Enabled
|
✗ (Test) |
Not enabled due to lack of testing; could likely be enabled
|
✗ (SoC) |
Not enabled as it is not supported by the SoC
|
✗ (SW) |
Not enabled due to limitation in Linux kernel
|
✗ (v4.12) |
Not enabled; DT patch pending for v4.12
|