Merge tag 'u-boot-rockchip-20200722' of https://gitlab.denx.de/u-boot/custodians/u-boot-rockchipWIP/22Jul2020

- New rk3326 board: Hardkernel Odroid Go2;
- Update board config and dts for RockPI 4/N8/N10;
- Update led boot on support for roc-rk3399-pc;
- Enable SPI Flash suppor for rk3328 rock64 board;
- Update rockchip pcie phy to use generic framework;

6 files changed, 73 insertions, 9 deletions

diff --git a/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c b/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c
index 7c3a803654..93e7d776fb 100644
--- a/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c
+++ b/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c
@@ -5,12 +5,15 @@
 
 #include <common.h>
 #include <dm.h>
+#include <env.h>
 #include <log.h>
-#include <asm/arch-rockchip/periph.h>
-#include <power/regulator.h>
 #include <spl_gpio.h>
 #include <asm/io.h>
+#include <power/regulator.h>
+
+#include <asm/arch-rockchip/cru.h>
 #include <asm/arch-rockchip/gpio.h>
+#include <asm/arch-rockchip/grf_rk3399.h>
 
 #ifndef CONFIG_SPL_BUILD
 int board_early_init_f(void)
@@ -30,19 +33,46 @@ int board_early_init_f(void)
 out:
 	return 0;
 }
-#endif
 
-#if defined(CONFIG_TPL_BUILD)
+#else
 
-#define GPIO0_BASE      0xff720000
+#define PMUGRF_BASE	0xff320000
+#define GPIO0_BASE	0xff720000
 
-int board_early_init_f(void)
+/**
+ * LED setup for roc-rk3399-pc
+ *
+ * 1. Set the low power leds (only during POR, pwr_key env is 'y')
+ *    glow yellow LED, termed as low power
+ *    poll for on board power key press
+ *    once powe key pressed, turn off yellow
+ * 2. Turn on red LED, indicating full power mode
+ */
+void led_setup(void)
 {
 	struct rockchip_gpio_regs * const gpio0 = (void *)GPIO0_BASE;
+	struct rk3399_pmugrf_regs * const pmugrf = (void *)PMUGRF_BASE;
+	bool press_pwr_key = false;
 
-	/* Turn on red LED, indicating full power mode */
-	spl_gpio_output(gpio0, GPIO(BANK_B, 5), 1);
+	if (IS_ENABLED(CONFIG_SPL_ENV_SUPPORT)) {
+		env_init();
+		env_load();
+		if (env_get_yesno("pwr_key") == 1)
+			press_pwr_key = true;
+	}
 
-	return 0;
+	if (press_pwr_key && !strcmp(get_reset_cause(), "POR")) {
+		spl_gpio_output(gpio0, GPIO(BANK_A, 2), 1);
+
+		spl_gpio_set_pull(&pmugrf->gpio0_p, GPIO(BANK_A, 5),
+				  GPIO_PULL_NORMAL);
+		while (readl(&gpio0->ext_port) & 0x20)
+			;
+
+		spl_gpio_output(gpio0, GPIO(BANK_A, 2), 0);
+	}
+
+	spl_gpio_output(gpio0, GPIO(BANK_B, 5), 1);
 }
+
 #endif
diff --git a/board/hardkernel/odroid_go2/Kconfig b/board/hardkernel/odroid_go2/Kconfig
new file mode 100644
index 0000000000..cf3f7c91d9
--- /dev/null
+++ b/board/hardkernel/odroid_go2/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_ODROID_GO2
+
+config SYS_BOARD
+	default "odroid_go2"
+
+config SYS_VENDOR
+	default "hardkernel"
+
+config SYS_CONFIG_NAME
+	default "odroid_go2"
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+
+endif
diff --git a/board/hardkernel/odroid_go2/MAINTAINERS b/board/hardkernel/odroid_go2/MAINTAINERS
new file mode 100644
index 0000000000..eab622a70b
--- /dev/null
+++ b/board/hardkernel/odroid_go2/MAINTAINERS
@@ -0,0 +1,6 @@
+GO2
+M:      Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
+S:      Maintained
+F:      board/odroid/go2
+F:      include/configs/odroid_go2.h
+F:      configs/odroid-go2_defconfig
diff --git a/board/hardkernel/odroid_go2/Makefile b/board/hardkernel/odroid_go2/Makefile
new file mode 100644
index 0000000000..51b9d24cfb
--- /dev/null
+++ b/board/hardkernel/odroid_go2/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright (c) 2020 Theobroma Systems Design und Consulting GmbH
+#
+# SPDX-License-Identifier:     GPL-2.0+
+#
+
+obj-y	+= go2.o
diff --git a/board/hardkernel/odroid_go2/go2.c b/board/hardkernel/odroid_go2/go2.c
new file mode 100644
index 0000000000..29464ae63e
--- /dev/null
+++ b/board/hardkernel/odroid_go2/go2.c
@@ -0,0 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2019 Rockchip Electronics Co., Ltd
+ */
diff --git a/board/rockchip/evb_rk3399/MAINTAINERS b/board/rockchip/evb_rk3399/MAINTAINERS
index 578638a58b..4c889e06a6 100644
--- a/board/rockchip/evb_rk3399/MAINTAINERS
+++ b/board/rockchip/evb_rk3399/MAINTAINERS
@@ -68,6 +68,8 @@ M:	Jagan Teki <jagan@amarulasolutions.com>
 S:	Maintained
 F:	configs/rock-pi-4-rk3399_defconfig
 F:	arch/arm/dts/rk3399-rock-pi-4-u-boot.dtsi
+F:	configs/rock-pi-4c-rk3399_defconfig
+F:	arch/arm/dts/rk3399-rock-pi-4c-u-boot.dtsi
 
 ROCK-PI-N10
 M:	Jagan Teki <jagan@amarulasolutions.com>