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Message-Id: <1497000974-12696-1-git-send-email-david.wu@rock-chips.com>
Date: Fri, 9 Jun 2017 17:36:14 +0800
From: David Wu <david.wu@...k-chips.com>
To: khilman@...libre.com, rafael.j.wysocki@...el.com, nm@...com,
heiko@...ech.de
Cc: huangtao@...k-chips.com, linux-rockchip@...ts.infradead.org,
linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, David Wu <david.wu@...k-chips.com>
Subject: [PATCH] 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@...k-chips.com>
---
.../devicetree/bindings/power/rockchip-io-domain.txt | 7 +++++++
drivers/power/avs/rockchip-io-domain.c | 14 ++++++++++++++
2 files changed, 21 insertions(+)
diff --git a/Documentation/devicetree/bindings/power/rockchip-io-domain.txt b/Documentation/devicetree/bindings/power/rockchip-io-domain.txt
index d3a5a93..43c21fb 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 8581252..031a343 100644
--- a/drivers/power/avs/rockchip-io-domain.c
+++ b/drivers/power/avs/rockchip-io-domain.c
@@ -253,6 +253,16 @@ static void rk3399_pmu_iodomain_init(struct rockchip_iodomain *iod)
},
};
+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 void rk3399_pmu_iodomain_init(struct rockchip_iodomain *iod)
.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
},
--
1.9.1
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