9c6cb6e1f0
* Re-add patches missed with U-Boot 2021.04-rc4 upgrade Also add patches for Raspberry Pi again. * Regenerate patches for U-Boot 2021.04 * Update to U-Boot 2021.04
69 lines
1.8 KiB
Diff
69 lines
1.8 KiB
Diff
From f9195bc5cb18f71117f6efc1c352209e62c53706 Mon Sep 17 00:00:00 2001
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Message-Id: <f9195bc5cb18f71117f6efc1c352209e62c53706.1617731428.git.stefan@agner.ch>
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In-Reply-To: <983121a741192153492a61befc0e0fc61b9f8b14.1617731428.git.stefan@agner.ch>
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References: <983121a741192153492a61befc0e0fc61b9f8b14.1617731428.git.stefan@agner.ch>
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From: Pascal Vizeli <pvizeli@syshack.ch>
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Date: Fri, 24 Apr 2020 11:37:55 +0000
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Subject: [PATCH 2/2] pmic: enable LDO2 vcc33_mipi at bootup
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Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>
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---
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board/rockchip/tinker_rk3288/tinker-rk3288.c | 37 ++++++++++++++++++++
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1 file changed, 37 insertions(+)
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diff --git a/board/rockchip/tinker_rk3288/tinker-rk3288.c b/board/rockchip/tinker_rk3288/tinker-rk3288.c
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index f85209c649..6fa1bb0c66 100644
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--- a/board/rockchip/tinker_rk3288/tinker-rk3288.c
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+++ b/board/rockchip/tinker_rk3288/tinker-rk3288.c
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@@ -13,6 +13,7 @@
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#include <netdev.h>
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#include <asm/arch-rockchip/bootrom.h>
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#include <asm/io.h>
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+#include <power/regulator.h>
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static int get_ethaddr_from_eeprom(u8 *addr)
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{
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@@ -48,3 +49,39 @@ int mmc_get_env_dev(void)
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return 1;
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}
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+
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+
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+#ifdef CONFIG_DM_PMIC
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+static int rockchip_set_regulator_on(const char *name, uint uv)
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+{
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+ struct udevice *dev;
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+ int ret;
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+
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+ ret = regulator_get_by_platname(name, &dev);
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+ if (ret) {
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+ debug("%s: Cannot find regulator %s\n", __func__, name);
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+ return ret;
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+ }
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+ ret = regulator_set_value(dev, uv);
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+ if (ret) {
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+ debug("%s: Cannot set regulator %s\n", __func__, name);
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+ return ret;
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+ }
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+ ret = regulator_set_enable(dev, 1);
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+ if (ret) {
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+ debug("%s: Cannot enable regulator %s\n", __func__, name);
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+ return ret;
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+ }
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+
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+ return 0;
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+}
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+
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+int power_init_board(void)
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+{
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+ int ret = rockchip_set_regulator_on("vcc33_mipi", 3300000);
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+ if (ret)
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+ return ret;
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+
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+ return 0;
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+}
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+#endif
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--
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2.31.1
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