On 29.10.2015 16:01, Pavel Fedin wrote:
> Since 8cfc7fdd33080e30b86d21b1a8c9ad0686427ddc
> ("ARM: EXYNOS: move restart code into pmu driver") PMU support is required
> in order for the reboot to work. Unfortunately, there is currently no PMU
> support for 5410.
>
> This patch adds exynos5410-pmu to the list of recognized devices. It is
> okay for the code to have empty struct exynos_pmu_data, in this case only
> minimal support is enabled. This is enough for SWRESET to work.
>
> Signed-off-by: Pavel Fedin <p.fedin@xxxxxxxxxxx>
> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> Fixes: 8cfc7fdd3308 ("ARM: EXYNOS: move restart code into pmu driver")
Eh, I pointed in my last reply what you need to do:
Cc: <stable@xxxxxxxxxxxxxxx>
Just add this tag and resend. This is the way of backporting to stable.
Best regards,
Krzysztof
> ---
> v1 => v2:
> - Added 'const'
> ---
> arch/arm/mach-exynos/pmu.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c
> index de68938..ecbe980 100644
> --- a/arch/arm/mach-exynos/pmu.c
> +++ b/arch/arm/mach-exynos/pmu.c
> @@ -908,6 +908,10 @@ static const struct exynos_pmu_data exynos5250_pmu_data = {
> .powerdown_conf = exynos5_powerdown_conf,
> };
>
> +static const struct exynos_pmu_data exynos5410_pmu_data = {
> + /* Only SWRESET is currently supported on 5410 */
> +};
> +
> static struct exynos_pmu_data exynos5420_pmu_data = {
> .pmu_config = exynos5420_pmu_config,
> .pmu_init = exynos5420_pmu_init,
> @@ -934,6 +938,9 @@ static const struct of_device_id exynos_pmu_of_device_ids[] = {
> .compatible = "samsung,exynos5250-pmu",
> .data = &exynos5250_pmu_data,
> }, {
> + .compatible = "samsung,exynos5410-pmu",
> + .data = &exynos5410_pmu_data,
> + }, {
> .compatible = "samsung,exynos5420-pmu",
> .data = &exynos5420_pmu_data,
> },
>
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