Re: [PATCH 2/2] ARM: i.MX53: dts: add support for MCIMX53-START-R

[Sascha Hauer <s.hauer@pengutronix.de>]

On Thu, Jan 09, 2014 at 03:40:08PM +0100, Steffen Trumtrar wrote:
> The start-r QSB has a different pmic than the older start QSB.
> Add a new dts for the QSRB and let barebox generate two images when
> LOCO is selected.
> 
> Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
> ---
>  arch/arm/boards/freescale-mx53-loco/lowlevel.c |  13 +++
>  arch/arm/dts/Makefile                          |   3 +-
>  arch/arm/dts/imx53-qsrb.dts                    | 141 +++++++++++++++++++++++++
>  images/Makefile.imx                            |   5 +
>  4 files changed, 161 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/dts/imx53-qsrb.dts
> 
> diff --git a/arch/arm/boards/freescale-mx53-loco/lowlevel.c b/arch/arm/boards/freescale-mx53-loco/lowlevel.c
> index 7556a2e..c9e057a 100644
> --- a/arch/arm/boards/freescale-mx53-loco/lowlevel.c
> +++ b/arch/arm/boards/freescale-mx53-loco/lowlevel.c
> @@ -15,3 +15,16 @@ ENTRY_FUNCTION(start_imx53_loco, r0, r1, r2)
>  
>  	imx53_barebox_entry(fdt);
>  }
> +
> +extern char __dtb_imx53_qsrb_start[];
> +
> +ENTRY_FUNCTION(start_imx53_loco_r, r0, r1, r2)
> +{
> +	uint32_t fdt;
> +
> +	arm_cpu_lowlevel_init();
> +
> +	fdt = (uint32_t)__dtb_imx53_qsrb_start - get_runtime_offset();
> +
> +	imx53_barebox_entry(fdt);
> +}

For the record: This introduces a new image for the r board. Should we
want to later we could use the code from arch/ppc/mach-mpc85xx/fsl_i2c.c
to detect the board version and merge both images into one again.

> +	pmic: ripley@8 {
> +		compatible = "fsl,mc34708";
> +		reg = <0x08>;
> +		interrupt-parent = <&gpio5>;
> +		interrupts = <23 0x8>;
> +		regulators {
> +			mc34708__sw1a {
> +				regulator-name = "SW1";
> +				regulator-min-microvolt = <650000>;
> +				regulator-max-microvolt = <1437500>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +			mc34708__sw1b {

There should be a blank line between the end of a node and the beginning
of a new one.

Sascha

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