[PATCH] rockchip: rk3328: rock64 - fix gen3 SPL hang

[Kurt Miller <lists@intricatesoftware.com>]

On Wed, 2020-05-13 at 16:10 -0400, Kurt Miller wrote:
> On Wed, 2020-05-13 at 22:58 +0300, Matwey V. Kornilov wrote:
> > 
> > Thanks. Have you already checked it on gen2? I think I have gen2 board to test.
> Yes, I have both gen3 and gen2 boards. gen2 continues to work
> with this patch as well.

Hi Matwey,

Is there anything else you need to complete your review of
this patch?

Thanks,
-Kurt

> 
> > 
> > 
> > ??, 13 ??? 2020 ?. ? 22:55, Kurt Miller <kurt@intricatesoftware.com>:
> > > 
> > > 
> > > 
> > > Use the same approach as ROC-RK3328-CC which enables SPL GPIO,
> > > pinctl and regulator support. This allows the gen3 board to
> > > boot through SPL and does not break gen2 in the process.
> > > 
> > > Signed-off-by: Kurt Miller <kurt@intricatesoftware.com>
> > > ---
> > > 
> > > ?arch/arm/dts/rk3328-rock64-u-boot.dtsi | 21 +++++++++++++++++++++
> > > ?configs/rock64-rk3328_defconfig????????|??7 ++++++-
> > > ?2 files changed, 27 insertions(+), 1 deletion(-)
> > > 
> > > diff --git a/arch/arm/dts/rk3328-rock64-u-boot.dtsi b/arch/arm/dts/rk3328-rock64-u-boot.dtsi
> > > index 8318bf4e60..f076075076 100644
> > > --- a/arch/arm/dts/rk3328-rock64-u-boot.dtsi
> > > +++ b/arch/arm/dts/rk3328-rock64-u-boot.dtsi
> > > @@ -11,6 +11,22 @@
> > > ????????};
> > > ?};
> > > 
> > > +&gpio0 {
> > > +???????u-boot,dm-spl;
> > > +};
> > > +
> > > +&pinctrl {
> > > +???????u-boot,dm-spl;
> > > +};
> > > +
> > > +&sdmmc0m1_gpio {
> > > +???????u-boot,dm-spl;
> > > +};
> > > +
> > > +&pcfg_pull_up_4ma {
> > > +???????u-boot,dm-spl;
> > > +};
> > > +
> > > ?&usb_host0_xhci {
> > > ????????vbus-supply = <&vcc_host_5v>;
> > > ????????status = "okay";
> > > @@ -25,3 +41,8 @@
> > > ????????/delete-property/ regulator-always-on;
> > > ????????/delete-property/ regulator-boot-on;
> > > ?};
> > > +
> > > +/* Need this and all the pinctrl/gpio stuff above to set pinmux */
> > > +&vcc_sd {
> > > +???????u-boot,dm-spl;
> > > +};
> > > diff --git a/configs/rock64-rk3328_defconfig b/configs/rock64-rk3328_defconfig
> > > index 7d096d38c6..0bc2198f5c 100644
> > > --- a/configs/rock64-rk3328_defconfig
> > > +++ b/configs/rock64-rk3328_defconfig
> > > @@ -1,6 +1,7 @@
> > > ?CONFIG_ARM=y
> > > ?CONFIG_ARCH_ROCKCHIP=y
> > > ?CONFIG_SYS_TEXT_BASE=0x00200000
> > > +CONFIG_SPL_GPIO_SUPPORT=y
> > > ?CONFIG_ENV_OFFSET=0x3F8000
> > > ?CONFIG_ROCKCHIP_RK3328=y
> > > ?CONFIG_TPL_ROCKCHIP_COMMON_BOARD=y
> > > @@ -25,6 +26,8 @@ CONFIG_DISPLAY_BOARDINFO_LATE=y
> > > ?# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
> > > ?CONFIG_TPL_SYS_MALLOC_SIMPLE=y
> > > ?CONFIG_SPL_STACK_R=y
> > > +CONFIG_SPL_I2C_SUPPORT=y
> > > +CONFIG_SPL_POWER_SUPPORT=y
> > > ?CONFIG_SPL_ATF=y
> > > ?CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y
> > > ?CONFIG_CMD_BOOTZ=y
> > > @@ -36,7 +39,7 @@ CONFIG_CMD_TIME=y
> > > ?CONFIG_SPL_OF_CONTROL=y
> > > ?CONFIG_TPL_OF_CONTROL=y
> > > ?CONFIG_DEFAULT_DEVICE_TREE="rk3328-rock64"
> > > -CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clock-names interrupt-parent assigned-clocks assigned-clock-
> > > rates assigned-clock-parents"
> > > +CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-
> > > parents"
> > > ?CONFIG_TPL_OF_PLATDATA=y
> > > ?CONFIG_ENV_IS_IN_MMC=y
> > > ?CONFIG_SYS_RELOC_GD_ENV_ADDR=y
> > > @@ -64,7 +67,9 @@ CONFIG_PINCTRL=y
> > > ?CONFIG_SPL_PINCTRL=y
> > > ?CONFIG_DM_PMIC=y
> > > ?CONFIG_PMIC_RK8XX=y
> > > +CONFIG_SPL_DM_REGULATOR=y
> > > ?CONFIG_REGULATOR_PWM=y
> > > +CONFIG_SPL_DM_REGULATOR_FIXED=y
> > > ?CONFIG_DM_REGULATOR_FIXED=y
> > > ?CONFIG_REGULATOR_RK8XX=y
> > > ?CONFIG_PWM_ROCKCHIP=y
> > > --
> > > 2.26.0
> > >