From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Schocher Date: Mon, 3 Apr 2017 06:16:39 +0200 Subject: [U-Boot] [PATCH 2/7] Enable i2c for rk3399 In-Reply-To: <1491057777-1640-3-git-send-email-eric.gao@rock-chips.com> References: <1491057777-1640-1-git-send-email-eric.gao@rock-chips.com> <1491057777-1640-3-git-send-email-eric.gao@rock-chips.com> Message-ID: <58E1CCA7.1080505@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hello Eric, Am 01.04.2017 um 16:42 schrieb eric.gao at rock-chips.com: > From: "eric.gao" > > Signed-off-by: eric.gao > --- > > arch/arm/dts/rk3399.dtsi | 16 ++++++++++++++++ > configs/evb-rk3399_defconfig | 1 + > drivers/i2c/rk_i2c.c | 1 + > 3 files changed, 18 insertions(+) Reviewed-by: Heiko Schocher bye, Heiko > > diff --git a/arch/arm/dts/rk3399.dtsi b/arch/arm/dts/rk3399.dtsi > index 456fdb6..93e3bf4 100644 > --- a/arch/arm/dts/rk3399.dtsi > +++ b/arch/arm/dts/rk3399.dtsi > @@ -26,6 +26,7 @@ > serial4 = &uart4; > mmc0 = &sdhci; > mmc1 = &sdmmc; > + i2c0 = &i2c0; > }; > > cpus { > @@ -651,6 +652,21 @@ > status = "disabled"; > }; > > + i2c0: i2c at ff3c0000 { > + compatible = "rockchip,rk3399-i2c"; > + reg = <0x0 0xff3c0000 0x0 0x1000>; > + assigned-clocks = <&pmucru SCLK_I2C0_PMU>; > + assigned-clock-rates = <200000000>; > + clocks = <&pmucru SCLK_I2C0_PMU>, <&pmucru PCLK_I2C0_PMU>; > + clock-names = "i2c", "pclk"; > + interrupts = ; > + pinctrl-names = "default"; > + pinctrl-0 = <&i2c0_xfer>; > + #address-cells = <1>; > + #size-cells = <0>; > + status = "disabled"; > + }; > + > pinctrl: pinctrl { > u-boot,dm-pre-reloc; > compatible = "rockchip,rk3399-pinctrl"; > diff --git a/configs/evb-rk3399_defconfig b/configs/evb-rk3399_defconfig > index bedc1fd..2e2f9a8 100644 > --- a/configs/evb-rk3399_defconfig > +++ b/configs/evb-rk3399_defconfig > @@ -58,3 +58,4 @@ CONFIG_USB_EHCI_GENERIC=y > CONFIG_USB_STORAGE=y > CONFIG_USE_TINY_PRINTF=y > CONFIG_ERRNO_STR=y > +CONFIG_SYS_I2C_ROCKCHIP=y > diff --git a/drivers/i2c/rk_i2c.c b/drivers/i2c/rk_i2c.c > index 7c701cb..a4c8c2ba 100644 > --- a/drivers/i2c/rk_i2c.c > +++ b/drivers/i2c/rk_i2c.c > @@ -381,6 +381,7 @@ static const struct dm_i2c_ops rockchip_i2c_ops = { > > static const struct udevice_id rockchip_i2c_ids[] = { > { .compatible = "rockchip,rk3288-i2c" }, > + { .compatible = "rockchip,rk3399-i2c" }, > { } > }; > > -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany