From d0b07c15c2aed8954c98320c65d68ccb14fb5c9d Mon Sep 17 00:00:00 2001 From: Jernej Skrabec 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 Signed-off-by: Jernej Skrabec Reviewed-by: Andre Przywara Signed-off-by: Andre Przywara --- 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 cdb7dbd..de77bf6 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 841a9ec..e42b61e 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); -- 2.7.4