On 1/3/21 3:26 AM, Jernej Skrabec wrote: > This port is needed for communication with PMIC. SPL uses it to set DRAM > voltage on H616 boards. > > Signed-off-by: Jernej Skrabec <jernej.skra...@siol.net> > --- > 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 cdb7dbd5b8e5..de77bf638e21 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
The fact that I2C is at function 3 makes me suspicious that there is RSB at function 2. Have you checked if that is the case? Either way: Reviewed-by: Samuel Holland <sam...@sholland.org> > #define SUN9I_GPN_R_RSB 3 > > diff --git a/board/sunxi/board.c b/board/sunxi/board.c > index 54ff9bc92396..727e8320318f 100644 > --- a/board/sunxi/board.c > +++ b/board/sunxi/board.c > @@ -196,6 +196,10 @@ 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); >