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| author |   David Wu <david.wu@rock-chips.com> | 2017-06-09 17:36:14 +0800 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-06-28 00:40:17 +0200 |
| commit | 1a99d0c7962364d5fba5e0cfe5ced586e133f31a (patch) | |
| tree | 328ce1aae3d696f8b881c011f0fc20d44b027441 | |
| parent | Linux 4.12-rc7 (diff) | |
| download | linux-dev-1a99d0c7962364d5fba5e0cfe5ced586e133f31a.tar.xz linux-dev-1a99d0c7962364d5fba5e0cfe5ced586e133f31a.zip | |
PM / AVS: rockchip-io: add io selectors and supplies for rk3228
This adds the necessary data for handling io voltage domains on the rk3228.
Signed-off-by: David Wu <david.wu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| -rw-r--r-- | Documentation/devicetree/bindings/power/rockchip-io-domain.txt | 7 | ||||
| -rw-r--r-- | drivers/power/avs/rockchip-io-domain.c | 14 |
2 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/rockchip-io-domain.txt b/Documentation/devicetree/bindings/power/rockchip-io-domain.txt index d3a5a93a65cd..43c21fb04564 100644 --- a/Documentation/devicetree/bindings/power/rockchip-io-domain.txt +++ b/Documentation/devicetree/bindings/power/rockchip-io-domain.txt @@ -32,6 +32,7 @@ SoC is on the same page. Required properties: - compatible: should be one of: - "rockchip,rk3188-io-voltage-domain" for rk3188 + - "rockchip,rk3228-io-voltage-domain" for rk3228 - "rockchip,rk3288-io-voltage-domain" for rk3288 - "rockchip,rk3328-io-voltage-domain" for rk3328 - "rockchip,rk3368-io-voltage-domain" for rk3368 @@ -59,6 +60,12 @@ Possible supplies for rk3188: - vccio1-supply: The supply connected to VCCIO1. Sometimes also labeled VCCIO1 and VCCIO2. +Possible supplies for rk3228: +- vccio1-supply: The supply connected to VCCIO1. +- vccio2-supply: The supply connected to VCCIO2. +- vccio3-supply: The supply connected to VCCIO3. +- vccio4-supply: The supply connected to VCCIO4. + Possible supplies for rk3288: - audio-supply: The supply connected to APIO4_VDD. - bb-supply: The supply connected to APIO5_VDD. diff --git a/drivers/power/avs/rockchip-io-domain.c b/drivers/power/avs/rockchip-io-domain.c index 85812521b6ba..031a34372191 100644 --- a/drivers/power/avs/rockchip-io-domain.c +++ b/drivers/power/avs/rockchip-io-domain.c @@ -253,6 +253,16 @@ static const struct rockchip_iodomain_soc_data soc_data_rk3188 = { }, }; +static const struct rockchip_iodomain_soc_data soc_data_rk3228 = { + .grf_offset = 0x418, + .supply_names = { + "vccio1", + "vccio2", + "vccio3", + "vccio4", + }, +}; + static const struct rockchip_iodomain_soc_data soc_data_rk3288 = { .grf_offset = 0x380, .supply_names = { @@ -345,6 +355,10 @@ static const struct of_device_id rockchip_iodomain_match[] = { .data = (void *)&soc_data_rk3188 }, { + .compatible = "rockchip,rk3228-io-voltage-domain", + .data = (void *)&soc_data_rk3228 + }, + { .compatible = "rockchip,rk3288-io-voltage-domain", .data = (void *)&soc_data_rk3288 }, |