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wip-pinebook-pro/u-boot/0001-rk3399-light-pinebook-power-and-standby-leds-during-.patch
Samuel Dionne-Riel f943940fd1 u-boot: whatever -> v2020.07-rc4
+ forward port the patches
 + add new patchset from peter robinson

See:

 - https://github.com/samueldr/u-boot/tree/device/pinebook-pro
2020-06-21 20:15:12 -04:00

52 lines
1.8 KiB
Diff

From f62ba28ac93ebc759d9774cbffe7ce6ae22a51c0 Mon Sep 17 00:00:00 2001
From: dhivael <dhivael.git@eno.space>
Date: Sat, 11 Jan 2020 15:04:46 +0100
Subject: [PATCH 1/5] rk3399: light pinebook power and standby leds during
early boot
this is a hack, but it works for now.
---
arch/arm/mach-rockchip/rk3399/rk3399.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-rockchip/rk3399/rk3399.c b/arch/arm/mach-rockchip/rk3399/rk3399.c
index 4fda93b1527..e24b39486d0 100644
--- a/arch/arm/mach-rockchip/rk3399/rk3399.c
+++ b/arch/arm/mach-rockchip/rk3399/rk3399.c
@@ -19,6 +19,8 @@
#include <asm/arch-rockchip/hardware.h>
#include <linux/bitops.h>
#include <power/regulator.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rockchip.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -119,8 +121,8 @@ void board_debug_uart_init(void)
struct rk3399_grf_regs * const grf = (void *)GRF_BASE;
#ifdef CONFIG_TARGET_CHROMEBOOK_BOB
struct rk3399_pmugrf_regs * const pmugrf = (void *)PMUGRF_BASE;
- struct rockchip_gpio_regs * const gpio = (void *)GPIO0_BASE;
#endif
+ struct rockchip_gpio_regs * const gpio = (void *)GPIO0_BASE;
#if defined(CONFIG_DEBUG_UART_BASE) && (CONFIG_DEBUG_UART_BASE == 0xff180000)
/* Enable early UART0 on the RK3399 */
@@ -153,6 +155,14 @@ void board_debug_uart_init(void)
spl_gpio_set_pull(&pmugrf->gpio0_p, GPIO(BANK_B, 4), GPIO_PULL_NORMAL);
#endif /* CONFIG_TARGET_CHROMEBOOK_BOB */
+ {
+ // 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,
--
2.25.3