52 lines
1.6 KiB
Diff
52 lines
1.6 KiB
Diff
Source: https://gitlab.manjaro.org/manjaro-arm/packages/core/uboot-pinebookpro/-/raw/master/0003-Turn-power-and-standby-LEDs-on-early.patch
|
|
Upstream: no
|
|
|
|
From 354d4f9072b5c41e91d70d1569ba364603889868 Mon Sep 17 00:00:00 2001
|
|
From: Dragan Simic <dragan.simic@gmail.com>
|
|
Date: Fri, 22 Apr 2022 03:51:56 +0200
|
|
Subject: [PATCH] Turn power and standby LEDs on early
|
|
|
|
Temporary (and ugly) hack to turn the Pinebook Pro's RGB status
|
|
LED on as early as possible during boot.
|
|
|
|
Based on a patch created by dhivael <dhivael.git@eno.space>.
|
|
---
|
|
arch/arm/mach-rockchip/rk3399/rk3399.c | 14 ++++++++++++++
|
|
1 file changed, 14 insertions(+)
|
|
|
|
diff --git a/arch/arm/mach-rockchip/rk3399/rk3399.c b/arch/arm/mach-rockchip/rk3399/rk3399.c
|
|
index 01a05599cd..58b5cd1ce7 100644
|
|
--- a/arch/arm/mach-rockchip/rk3399/rk3399.c
|
|
+++ b/arch/arm/mach-rockchip/rk3399/rk3399.c
|
|
@@ -20,6 +20,7 @@
|
|
#include <asm/arch-rockchip/hardware.h>
|
|
#include <linux/bitops.h>
|
|
#include <power/regulator.h>
|
|
+#include <dt-bindings/pinctrl/rockchip.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
@@ -157,6 +158,19 @@ void board_debug_uart_init(void)
|
|
GPIO_PULL_NORMAL);
|
|
}
|
|
|
|
+ {
|
|
+ /*
|
|
+ * Temporary (and ugly) hack to turn the Pinebook Pro's
|
|
+ * RGB status LED on as early as possible during boot:
|
|
+ * - Set GPIO0_A2/B3 to GPIO_ACTIVE_HIGH
|
|
+ * - Set GPIO0_A2/B3 to OUTPUT
|
|
+ */
|
|
+ int mask = (1UL << RK_PA2) | (1UL << RK_PB3);
|
|
+
|
|
+ setbits_le32(&gpio->swport_dr, mask);
|
|
+ setbits_le32(&gpio->swport_ddr, mask);
|
|
+ }
|
|
+
|
|
/* Enable early UART2 channel C on the RK3399 */
|
|
rk_clrsetreg(&grf->gpio4c_iomux,
|
|
GRF_GPIO4C3_SEL_MASK,
|
|
--
|
|
2.33.1
|
|
|