From d0b07c15c2aed8954c98320c65d68ccb14fb5c9d Mon Sep 17 00:00:00 2001
From: Jernej Skrabec <jernej.skrabec@siol.net>
Date: Mon, 11 Jan 2021 21:11:42 +0100
Subject: [PATCH] sunxi: add support for R_I2C on H616
This port is needed for communication with PMIC. SPL uses it to set DRAM
voltage on H616 boards.
Reviewed-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
---
arch/arm/include/asm/arch-sunxi/gpio.h | 1 +
board/sunxi/board.c | 4 ++++
2 files changed, 5 insertions(+)
diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
index cdb7dbd5b8..de77bf638e 100644
--- a/arch/arm/include/asm/arch-sunxi/gpio.h
+++ b/arch/arm/include/asm/arch-sunxi/gpio.h
@@ -220,6 +220,7 @@ enum sunxi_gpio_number {
#define SUN8I_A23_GPL_R_TWI 3
#define SUN8I_GPL_R_UART 2
#define SUN50I_GPL_R_TWI 2
+#define SUN50I_H616_GPL_R_TWI 3
#define SUN9I_GPN_R_RSB 3
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index 841a9ec3d4..e42b61e906 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -197,6 +197,10 @@ void i2c_init_board(void)
clock_twi_onoff(5, 1);
sunxi_gpio_set_cfgpin(SUNXI_GPL(8), SUN50I_GPL_R_TWI);
sunxi_gpio_set_cfgpin(SUNXI_GPL(9), SUN50I_GPL_R_TWI);
+#elif CONFIG_MACH_SUN50I_H616
+ clock_twi_onoff(5, 1);
+ sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN50I_H616_GPL_R_TWI);
+ sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN50I_H616_GPL_R_TWI);
#else
clock_twi_onoff(5, 1);
sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_H3_GPL_R_TWI);
--
2.39.5