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SubjectRe: [PATCH v3 2/3] soc: rockchip: power-domain: Modify power domain driver for rk3368
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Hi

在 2016年01月11日 18:36, zhangqing 写道:
> This driver is modified to support RK3368 SoC.
>
> Signed-off-by: zhangqing <zhangqing@rock-chips.com>

Reviewed-by: Caesar Wang <wxt@rock-chips.com>

> ---
> drivers/soc/rockchip/pm_domains.c | 33 +++++++++++++++++++++++++++++++++
> 1 file changed, 33 insertions(+)
>
> diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c
> index 534c589..6cdffb1 100644
> --- a/drivers/soc/rockchip/pm_domains.c
> +++ b/drivers/soc/rockchip/pm_domains.c
> @@ -18,6 +18,7 @@
> #include <linux/regmap.h>
> #include <linux/mfd/syscon.h>
> #include <dt-bindings/power/rk3288-power.h>
> +#include <dt-bindings/power/rk3368-power.h>
>
> struct rockchip_domain_info {
> int pwr_mask;
> @@ -75,6 +76,9 @@ struct rockchip_pmu {
> #define DOMAIN_RK3288(pwr, status, req) \
> DOMAIN(pwr, status, req, req, (req) + 16)
>
> +#define DOMAIN_RK3368(pwr, status, req) \
> + DOMAIN(pwr, status, req, (req) + 16, req)
> +
> static bool rockchip_pmu_domain_is_idle(struct rockchip_pm_domain *pd)
> {
> struct rockchip_pmu *pmu = pd->pmu;
> @@ -444,6 +448,14 @@ static const struct rockchip_domain_info rk3288_pm_domains[] = {
> [RK3288_PD_GPU] = DOMAIN_RK3288(9, 9, 2),
> };
>
> +static const struct rockchip_domain_info rk3368_pm_domains[] = {
> + [RK3368_PD_PERI] = DOMAIN_RK3368(13, 12, 6),
> + [RK3368_PD_VIO] = DOMAIN_RK3368(15, 14, 8),
> + [RK3368_PD_VIDEO] = DOMAIN_RK3368(14, 13, 7),
> + [RK3368_PD_GPU_0] = DOMAIN_RK3368(16, 15, 2),
> + [RK3368_PD_GPU_1] = DOMAIN_RK3368(17, 16, 2),
> +};
> +
> static const struct rockchip_pmu_info rk3288_pmu = {
> .pwr_offset = 0x08,
> .status_offset = 0x0c,
> @@ -461,11 +473,32 @@ static const struct rockchip_pmu_info rk3288_pmu = {
> .domain_info = rk3288_pm_domains,
> };
>
> +static const struct rockchip_pmu_info rk3368_pmu = {
> + .pwr_offset = 0x0c,
> + .status_offset = 0x10,
> + .req_offset = 0x3c,
> + .idle_offset = 0x40,
> + .ack_offset = 0x40,
> +
> + .core_pwrcnt_offset = 0x48,
> + .gpu_pwrcnt_offset = 0x50,
> +
> + .core_power_transition_time = 24,
> + .gpu_power_transition_time = 24,
> +
> + .num_domains = ARRAY_SIZE(rk3368_pm_domains),
> + .domain_info = rk3368_pm_domains,
> +};
> +
> static const struct of_device_id rockchip_pm_domain_dt_match[] = {
> {
> .compatible = "rockchip,rk3288-power-controller",
> .data = (void *)&rk3288_pmu,
> },
> + {
> + .compatible = "rockchip,rk3368-power-controller",
> + .data = (void *)&rk3368_pmu,
> + },
> { /* sentinel */ },
> };
>


--
Thanks,
Caesar

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