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From: Chris Morgan <macroalpha82@gmail.com>
To: u-boot@lists.denx.de
Cc: jonas@kwiboo.se, trini@konsulko.com, kever.yang@rock-chips.com,
	philipp.tomsich@vrull.eu, sjg@chromium.org, dsimic@manjaro.org,
	quentin.schulz@cherry.de, Chris Morgan <macromorgan@hotmail.com>
Subject: [PATCH V2 4/4] board: rockchip: Enable PD_VO before driver access
Date: Thu, 19 Sep 2024 09:00:22 -0500	[thread overview]
Message-ID: <20240919140022.511067-5-macroalpha82@gmail.com> (raw)
In-Reply-To: <20240919140022.511067-1-macroalpha82@gmail.com>

From: Chris Morgan <macromorgan@hotmail.com>

Enable the PD_VO power domain before driver access on the rk3568 SoC.

Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
---
 arch/arm/mach-rockchip/rk3568/rk3568.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/mach-rockchip/rk3568/rk3568.c b/arch/arm/mach-rockchip/rk3568/rk3568.c
index 1b3e40074e3..d5742b68d68 100644
--- a/arch/arm/mach-rockchip/rk3568/rk3568.c
+++ b/arch/arm/mach-rockchip/rk3568/rk3568.c
@@ -26,6 +26,8 @@
 #define PMU_BASE_ADDR		0xfdd90000
 #define PMU_NOC_AUTO_CON0	(0x70)
 #define PMU_NOC_AUTO_CON1	(0x74)
+#define PMU_PWR_GATE_SFTCON	(0xa0)
+#define PMU_PD_VO_DWN_ENA	BIT(7)
 #define EDP_PHY_GRF_BASE	0xfdcb0000
 #define EDP_PHY_GRF_CON0	(EDP_PHY_GRF_BASE + 0x00)
 #define EDP_PHY_GRF_CON10	(EDP_PHY_GRF_BASE + 0x28)
@@ -130,6 +132,10 @@ int arch_cpu_init(void)
 	writel(0x3f3f0707, GRF_BASE + GRF_GPIO1C_DS_1);
 	writel(0x3f3f0707, GRF_BASE + GRF_GPIO1C_DS_2);
 	writel(0x3f3f0707, GRF_BASE + GRF_GPIO1C_DS_3);
+
+	/* Enable VO power domain for display */
+	writel((PMU_PD_VO_DWN_ENA << 16),
+	       PMU_BASE_ADDR + PMU_PWR_GATE_SFTCON);
 #endif
 	return 0;
 }
-- 
2.34.1


  parent reply	other threads:[~2024-09-19 14:03 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-19 14:00 [PATCH V2 0/4] Anbernic RGxx3 Bootloader Fixes Chris Morgan
2024-09-19 14:00 ` [PATCH V2 1/4] board: rockchip: Convert Anbernic RGxx3 to OF_UPSTREAM Chris Morgan
2024-10-25 12:04   ` Kever Yang
2024-09-19 14:00 ` [PATCH V2 2/4] board: rockchip: Add vdd_cpu reg fixup for RGXX3 Series Chris Morgan
2024-09-23 11:21   ` Quentin Schulz
2024-09-23 17:36     ` Chris Morgan
2024-09-24 10:24       ` Quentin Schulz
2024-09-26  0:35         ` Chris Morgan
2024-10-25 12:04   ` Kever Yang
2024-09-19 14:00 ` [PATCH V2 3/4] board: rockchip: Remove ARM SCMI Support from RGxx3 Chris Morgan
2024-10-25 12:04   ` Kever Yang
2024-09-19 14:00 ` Chris Morgan [this message]
2024-09-23 11:24   ` [PATCH V2 4/4] board: rockchip: Enable PD_VO before driver access Quentin Schulz
2024-09-23 17:38     ` Chris Morgan
2024-09-24  9:19       ` Quentin Schulz
2024-09-26  0:23         ` Chris Morgan
2024-10-25 12:04   ` Kever Yang
2024-09-22 13:43 ` [PATCH V2 0/4] Anbernic RGxx3 Bootloader Fixes Peter Robinson
2024-09-23 17:42   ` Chris Morgan

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