diff options
| author | Steven Lee <steven_lee@aspeedtech.com> | 2021-07-12 13:03:09 +0300 |
|---|---|---|
| committer | Joel Stanley <joel@jms.id.au> | 2021-08-03 08:52:39 +0300 |
| commit | 0ffbfcbc273ef3f290c835ad1781c4f9a58d5090 (patch) | |
| tree | f12ba0e2b838f185ee9959d3b3a8ab11fb8731f2 /Documentation/devicetree/bindings/gpio | |
| parent | 85aef2b218c85991479cfbb0c4c1dab84c30fec2 (diff) | |
| download | linux-0ffbfcbc273ef3f290c835ad1781c4f9a58d5090.tar.xz | |
dt-bindings: aspeed-sgpio: Add ast2600 sgpio
AST2600 SoC has 2 SGPIO master interfaces one with 128 pins another one
with 80 pins. Add ast2600-sgpiom compatibles and update descriptions to
introduce the max number of available gpio pins that AST2600 supported.
Signed-off-by: Steven Lee <steven_lee@aspeedtech.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210712100317.23298-3-steven_lee@aspeedtech.com
Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'Documentation/devicetree/bindings/gpio')
| -rw-r--r-- | Documentation/devicetree/bindings/gpio/aspeed,sgpio.yaml | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/gpio/aspeed,sgpio.yaml b/Documentation/devicetree/bindings/gpio/aspeed,sgpio.yaml index b2ae211411ff..46bb121360dc 100644 --- a/Documentation/devicetree/bindings/gpio/aspeed,sgpio.yaml +++ b/Documentation/devicetree/bindings/gpio/aspeed,sgpio.yaml @@ -10,9 +10,10 @@ maintainers: - Andrew Jeffery <andrew@aj.id.au> description: - This SGPIO controller is for ASPEED AST2500 SoC, it supports up to 80 full - featured Serial GPIOs. Each of the Serial GPIO pins can be programmed to - support the following options + This SGPIO controller is for ASPEED AST2400, AST2500 and AST2600 SoC, + AST2600 have two sgpio master one with 128 pins another one with 80 pins, + AST2500/AST2400 have one sgpio master with 80 pins. Each of the Serial + GPIO pins can be programmed to support the following options - Support interrupt option for each input port and various interrupt sensitivity option (level-high, level-low, edge-high, edge-low) - Support reset tolerance option for each output port @@ -25,6 +26,7 @@ properties: enum: - aspeed,ast2400-sgpio - aspeed,ast2500-sgpio + - aspeed,ast2600-sgpiom reg: maxItems: 1 |