[PATCH v2] ARM: i.MX: add barebox,bootsource-mmc aliases
Ahmad Fatoum
a.fatoum at pengutronix.de
Tue Feb 20 04:35:48 PST 2024
On 20.02.24 11:44, Sascha Hauer wrote:
> Several boards overwrite the standard mmc aliases to give them a board
> specific numbering. This breaks our assumption that the bootsource
> instance number matches the mmc alias numbering. barebox supports
> barebox,bootsource-mmc aliases to provide a mapping between the
> bootsource and the device nodes that provides them. Add these aliases
> for the newer i.MX SoCs.
I just checked all instances of bootsource_get_instance() in arch/arm/boards
for i.MX boards and I think this should not break any boards in-tree.
Boards out-of-tree that reorder aliases and call bootsource_get_instance()
will break though. Can you think of a way to avoid that?
Thanks,
Ahmad
>
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
> arch/arm/dts/imx51.dtsi | 4 ++++
> arch/arm/dts/imx53.dtsi | 4 ++++
> arch/arm/dts/imx6qdl.dtsi | 4 ++++
> arch/arm/dts/imx8mm.dtsi | 3 +++
> arch/arm/dts/imx8mn.dtsi | 3 +++
> arch/arm/dts/imx8mp.dtsi | 3 +++
> arch/arm/dts/imx8mq.dtsi | 5 +++++
> arch/arm/dts/imx93.dtsi | 6 ++++++
> arch/arm/mach-imx/boot.c | 4 ++--
> 9 files changed, 34 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/dts/imx51.dtsi b/arch/arm/dts/imx51.dtsi
> index 828a6c2e1b..2be6b955e2 100644
> --- a/arch/arm/dts/imx51.dtsi
> +++ b/arch/arm/dts/imx51.dtsi
> @@ -2,5 +2,9 @@ /{
> aliases {
> pwm0 = &pwm1;
> pwm1 = &pwm2;
> + barebox,bootsource-mmc0 = &esdhc1;
> + barebox,bootsource-mmc1 = &esdhc2;
> + barebox,bootsource-mmc2 = &esdhc3;
> + barebox,bootsource-mmc3 = &esdhc4;
> };
> };
> diff --git a/arch/arm/dts/imx53.dtsi b/arch/arm/dts/imx53.dtsi
> index 96fdd73ed0..5be1d7a53f 100644
> --- a/arch/arm/dts/imx53.dtsi
> +++ b/arch/arm/dts/imx53.dtsi
> @@ -3,5 +3,9 @@ aliases {
> pwm0 = &pwm1;
> pwm1 = &pwm2;
> ipu0 = &ipu;
> + barebox,bootsource-mmc0 = &esdhc1;
> + barebox,bootsource-mmc1 = &esdhc2;
> + barebox,bootsource-mmc2 = &esdhc3;
> + barebox,bootsource-mmc3 = &esdhc4;
> };
> };
> diff --git a/arch/arm/dts/imx6qdl.dtsi b/arch/arm/dts/imx6qdl.dtsi
> index c3e02d2117..5afb772a84 100644
> --- a/arch/arm/dts/imx6qdl.dtsi
> +++ b/arch/arm/dts/imx6qdl.dtsi
> @@ -7,6 +7,10 @@ aliases {
> pwm3 = &pwm4;
> ipu0 = &ipu1;
> gpr.reboot_mode = &reboot_mode_gpr;
> + barebox,bootsource-mmc0 = &usdhc1;
> + barebox,bootsource-mmc1 = &usdhc2;
> + barebox,bootsource-mmc2 = &usdhc3;
> + barebox,bootsource-mmc3 = &usdhc4;
> };
> };
>
> diff --git a/arch/arm/dts/imx8mm.dtsi b/arch/arm/dts/imx8mm.dtsi
> index 982174375e..d3d0129421 100644
> --- a/arch/arm/dts/imx8mm.dtsi
> +++ b/arch/arm/dts/imx8mm.dtsi
> @@ -9,6 +9,9 @@ aliases {
> pwm1 = &pwm2;
> pwm2 = &pwm3;
> pwm3 = &pwm4;
> + barebox,bootsource-mmc0 = &usdhc1;
> + barebox,bootsource-mmc1 = &usdhc2;
> + barebox,bootsource-mmc2 = &usdhc3;
> };
> };
>
> diff --git a/arch/arm/dts/imx8mn.dtsi b/arch/arm/dts/imx8mn.dtsi
> index 098bf0a367..6f3f943548 100644
> --- a/arch/arm/dts/imx8mn.dtsi
> +++ b/arch/arm/dts/imx8mn.dtsi
> @@ -8,6 +8,9 @@ aliases {
> pwm1 = &pwm2;
> pwm2 = &pwm3;
> pwm3 = &pwm4;
> + barebox,bootsource-mmc0 = &usdhc1;
> + barebox,bootsource-mmc1 = &usdhc2;
> + barebox,bootsource-mmc2 = &usdhc3;
> };
> };
>
> diff --git a/arch/arm/dts/imx8mp.dtsi b/arch/arm/dts/imx8mp.dtsi
> index 3eb3c7a5df..9d87ddaea8 100644
> --- a/arch/arm/dts/imx8mp.dtsi
> +++ b/arch/arm/dts/imx8mp.dtsi
> @@ -14,6 +14,9 @@ aliases {
> pwm1 = &pwm2;
> pwm2 = &pwm3;
> pwm3 = &pwm4;
> + barebox,bootsource-mmc0 = &usdhc1;
> + barebox,bootsource-mmc1 = &usdhc2;
> + barebox,bootsource-mmc2 = &usdhc3;
> };
> };
>
> diff --git a/arch/arm/dts/imx8mq.dtsi b/arch/arm/dts/imx8mq.dtsi
> index e56cdfe130..d90afbe628 100644
> --- a/arch/arm/dts/imx8mq.dtsi
> +++ b/arch/arm/dts/imx8mq.dtsi
> @@ -5,6 +5,11 @@
> */
>
> / {
> + aliases {
> + barebox,bootsource-mmc0 = &usdhc1;
> + barebox,bootsource-mmc1 = &usdhc2;
> + };
> +
> remoteproc_cm4: remoteproc-cm4 {
> compatible = "fsl,imx8mq-cm4";
> clocks = <&clk IMX8MQ_CLK_M4_CORE>;
> diff --git a/arch/arm/dts/imx93.dtsi b/arch/arm/dts/imx93.dtsi
> index 7abaabcbd7..dd24c732d3 100644
> --- a/arch/arm/dts/imx93.dtsi
> +++ b/arch/arm/dts/imx93.dtsi
> @@ -1,4 +1,10 @@
> /{
> + aliases {
> + barebox,bootsource-mmc0 = &usdhc1;
> + barebox,bootsource-mmc1 = &usdhc2;
> + barebox,bootsource-mmc2 = &usdhc3;
> + };
> +
> soc at 0 {
> usbphynop1: usbphynop1 {
> compatible = "usb-nop-xceiv";
> diff --git a/arch/arm/mach-imx/boot.c b/arch/arm/mach-imx/boot.c
> index 153da83560..3fea22d05f 100644
> --- a/arch/arm/mach-imx/boot.c
> +++ b/arch/arm/mach-imx/boot.c
> @@ -34,7 +34,7 @@ imx_boot_save_loc(void (*get_boot_source)(enum bootsource *, int *))
>
> get_boot_source(&src, &instance);
>
> - bootsource_set_raw(src, instance);
> + bootsource_set(src, instance);
> }
>
>
> @@ -319,7 +319,7 @@ void imx53_boot_save_loc(void)
>
> imx53_get_boot_source(&src, &instance);
>
> - bootsource_set_raw(src, instance);
> + bootsource_set(src, instance);
> }
>
> #define IMX6_SRC_SBMR1 0x04
--
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