diff options
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/qcom/pinctrl-msm.c | 30 | ||||
| -rw-r--r-- | drivers/pinctrl/qcom/pinctrl-msm.h | 4 |
2 files changed, 25 insertions, 9 deletions
diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c index ac724a357bd6..6f02bbdb0865 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.c +++ b/drivers/pinctrl/qcom/pinctrl-msm.c @@ -37,6 +37,7 @@ #include "../pinctrl-utils.h" #define MAX_NR_GPIO 300 +#define MAX_NR_TILES 4 #define PS_HOLD_OFFSET 0x820 /** @@ -52,7 +53,7 @@ * @dual_edge_irqs: Bitmap of irqs that need sw emulated dual edge * detection. * @soc; Reference to soc_data of platform specific data. - * @regs: Base address for the TLMM register map. + * @regs: Base addresses for the TLMM tiles. */ struct msm_pinctrl { struct device *dev; @@ -70,19 +71,19 @@ struct msm_pinctrl { DECLARE_BITMAP(enabled_irqs, MAX_NR_GPIO); const struct msm_pinctrl_soc_data *soc; - void __iomem *regs; + void __iomem *regs[MAX_NR_TILES]; }; #define MSM_ACCESSOR(name) \ static u32 msm_readl_##name(struct msm_pinctrl *pctrl, \ const struct msm_pingroup *g) \ { \ - return readl(pctrl->regs + g->name##_reg); \ + return readl(pctrl->regs[g->tile] + g->name##_reg); \ } \ static void msm_writel_##name(u32 val, struct msm_pinctrl *pctrl, \ const struct msm_pingroup *g) \ { \ - writel(val, pctrl->regs + g->name##_reg); \ + writel(val, pctrl->regs[g->tile] + g->name##_reg); \ } MSM_ACCESSOR(ctl) @@ -1022,7 +1023,7 @@ static int msm_ps_hold_restart(struct notifier_block *nb, unsigned long action, { struct msm_pinctrl *pctrl = container_of(nb, struct msm_pinctrl, restart_nb); - writel(0, pctrl->regs + PS_HOLD_OFFSET); + writel(0, pctrl->regs[0] + PS_HOLD_OFFSET); mdelay(1000); return NOTIFY_DONE; } @@ -1058,6 +1059,7 @@ int msm_pinctrl_probe(struct platform_device *pdev, struct msm_pinctrl *pctrl; struct resource *res; int ret; + int i; pctrl = devm_kzalloc(&pdev->dev, sizeof(*pctrl), GFP_KERNEL); if (!pctrl) @@ -1069,10 +1071,20 @@ int msm_pinctrl_probe(struct platform_device *pdev, raw_spin_lock_init(&pctrl->lock); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - pctrl->regs = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(pctrl->regs)) - return PTR_ERR(pctrl->regs); + if (soc_data->tiles) { + for (i = 0; i < soc_data->ntiles; i++) { + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + soc_data->tiles[i]); + pctrl->regs[i] = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(pctrl->regs[i])) + return PTR_ERR(pctrl->regs[i]); + } + } else { + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + pctrl->regs[0] = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(pctrl->regs[0])) + return PTR_ERR(pctrl->regs[0]); + } msm_pinctrl_setup_pm_reset(pctrl); diff --git a/drivers/pinctrl/qcom/pinctrl-msm.h b/drivers/pinctrl/qcom/pinctrl-msm.h index 9b9feea540ff..0ad4bc55e2e1 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.h +++ b/drivers/pinctrl/qcom/pinctrl-msm.h @@ -76,6 +76,8 @@ struct msm_pingroup { u32 intr_status_reg; u32 intr_target_reg; + unsigned int tile:2; + unsigned mux_bit:5; unsigned pull_bit:5; @@ -117,6 +119,8 @@ struct msm_pinctrl_soc_data { unsigned ngroups; unsigned ngpios; bool pull_no_keeper; + const char **tiles; + unsigned int ntiles; }; int msm_pinctrl_probe(struct platform_device *pdev, |