From patchwork Tue Nov 27 00:02:34 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 1807581 Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 6B937DF2EF for ; Tue, 27 Nov 2012 00:02:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932901Ab2K0ACf (ORCPT ); Mon, 26 Nov 2012 19:02:35 -0500 Received: from perceval.ideasonboard.com ([95.142.166.194]:48914 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932874Ab2K0ACe (ORCPT ); Mon, 26 Nov 2012 19:02:34 -0500 Received: from avalon.ideasonboard.com (unknown [91.178.20.73]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id DB7E935AF7; Tue, 27 Nov 2012 01:02:31 +0100 (CET) From: Laurent Pinchart To: linux-sh@vger.kernel.org Cc: Paul Mundt , Magnus Damm , Simon Horman , Linus Walleij , Kuninori Morimoto , Phil Edworthy , Nobuhiro Iwamatsu Subject: [PATCH v2 35/77] sh-pfc: Support pinmux info in driver data instead of platform data Date: Tue, 27 Nov 2012 01:02:34 +0100 Message-Id: <1353974596-30033-36-git-send-email-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 1.7.8.6 In-Reply-To: <1353974596-30033-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> References: <1353974596-30033-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org Pinmux information should be provided by the pinmux driver, not arch code. Make it possible to do so by supporting pinmux information passed through the driver_data field in the platform ID table. Platform data will remain supported until all arch code has been converted. Rename the sh_pfc_platform_data structure to sh_pfc_soc_info to reflect this. Signed-off-by: Laurent Pinchart Acked-by: Paul Mundt --- drivers/pinctrl/sh-pfc/core.c | 52 +++++++++++++++++++------------------ drivers/pinctrl/sh-pfc/core.h | 2 +- drivers/pinctrl/sh-pfc/gpio.c | 18 ++++++------ drivers/pinctrl/sh-pfc/pinctrl.c | 28 ++++++++++---------- include/linux/sh_pfc.h | 4 +- 5 files changed, 53 insertions(+), 51 deletions(-) diff --git a/drivers/pinctrl/sh-pfc/core.c b/drivers/pinctrl/sh-pfc/core.c index 68b40d8..e863334 100644 --- a/drivers/pinctrl/sh-pfc/core.c +++ b/drivers/pinctrl/sh-pfc/core.c @@ -232,8 +232,8 @@ static void write_config_reg(struct sh_pfc *pfc, data &= mask; data |= value; - if (pfc->pdata->unlock_reg) - gpio_write_raw_reg(pfc_phys_to_virt(pfc, pfc->pdata->unlock_reg), + if (pfc->info->unlock_reg) + gpio_write_raw_reg(pfc_phys_to_virt(pfc, pfc->info->unlock_reg), 32, ~data); gpio_write_raw_reg(mapped_reg, crp->reg_width, data); @@ -241,16 +241,16 @@ static void write_config_reg(struct sh_pfc *pfc, static int setup_data_reg(struct sh_pfc *pfc, unsigned gpio) { - struct pinmux_gpio *gpiop = &pfc->pdata->gpios[gpio]; + struct pinmux_gpio *gpiop = &pfc->info->gpios[gpio]; struct pinmux_data_reg *data_reg; int k, n; - if (!enum_in_range(gpiop->enum_id, &pfc->pdata->data)) + if (!enum_in_range(gpiop->enum_id, &pfc->info->data)) return -1; k = 0; while (1) { - data_reg = pfc->pdata->data_regs + k; + data_reg = pfc->info->data_regs + k; if (!data_reg->reg_width) break; @@ -279,12 +279,12 @@ static void setup_data_regs(struct sh_pfc *pfc) struct pinmux_data_reg *drp; int k; - for (k = pfc->pdata->first_gpio; k <= pfc->pdata->last_gpio; k++) + for (k = pfc->info->first_gpio; k <= pfc->info->last_gpio; k++) setup_data_reg(pfc, k); k = 0; while (1) { - drp = pfc->pdata->data_regs + k; + drp = pfc->info->data_regs + k; if (!drp->reg_width) break; @@ -298,15 +298,15 @@ static void setup_data_regs(struct sh_pfc *pfc) int sh_pfc_get_data_reg(struct sh_pfc *pfc, unsigned gpio, struct pinmux_data_reg **drp, int *bitp) { - struct pinmux_gpio *gpiop = &pfc->pdata->gpios[gpio]; + struct pinmux_gpio *gpiop = &pfc->info->gpios[gpio]; int k, n; - if (!enum_in_range(gpiop->enum_id, &pfc->pdata->data)) + if (!enum_in_range(gpiop->enum_id, &pfc->info->data)) return -1; k = (gpiop->flags & PINMUX_FLAG_DREG) >> PINMUX_FLAG_DREG_SHIFT; n = (gpiop->flags & PINMUX_FLAG_DBIT) >> PINMUX_FLAG_DBIT_SHIFT; - *drp = pfc->pdata->data_regs + k; + *drp = pfc->info->data_regs + k; *bitp = n; return 0; } @@ -322,7 +322,7 @@ static int get_config_reg(struct sh_pfc *pfc, pinmux_enum_t enum_id, k = 0; while (1) { - config_reg = pfc->pdata->cfg_regs + k; + config_reg = pfc->info->cfg_regs + k; r_width = config_reg->reg_width; f_width = config_reg->field_width; @@ -360,12 +360,12 @@ static int get_config_reg(struct sh_pfc *pfc, pinmux_enum_t enum_id, int sh_pfc_gpio_to_enum(struct sh_pfc *pfc, unsigned gpio, int pos, pinmux_enum_t *enum_idp) { - pinmux_enum_t enum_id = pfc->pdata->gpios[gpio].enum_id; - pinmux_enum_t *data = pfc->pdata->gpio_data; + pinmux_enum_t enum_id = pfc->info->gpios[gpio].enum_id; + pinmux_enum_t *data = pfc->info->gpio_data; int k; - if (!enum_in_range(enum_id, &pfc->pdata->data)) { - if (!enum_in_range(enum_id, &pfc->pdata->mark)) { + if (!enum_in_range(enum_id, &pfc->info->data)) { + if (!enum_in_range(enum_id, &pfc->info->mark)) { pr_err("non data/mark enum_id for gpio %d\n", gpio); return -1; } @@ -376,7 +376,7 @@ int sh_pfc_gpio_to_enum(struct sh_pfc *pfc, unsigned gpio, int pos, return pos + 1; } - for (k = 0; k < pfc->pdata->gpio_data_size; k++) { + for (k = 0; k < pfc->info->gpio_data_size; k++) { if (data[k] == enum_id) { *enum_idp = data[k + 1]; return k + 1; @@ -403,19 +403,19 @@ int sh_pfc_config_gpio(struct sh_pfc *pfc, unsigned gpio, int pinmux_type, break; case PINMUX_TYPE_OUTPUT: - range = &pfc->pdata->output; + range = &pfc->info->output; break; case PINMUX_TYPE_INPUT: - range = &pfc->pdata->input; + range = &pfc->info->input; break; case PINMUX_TYPE_INPUT_PULLUP: - range = &pfc->pdata->input_pu; + range = &pfc->info->input_pu; break; case PINMUX_TYPE_INPUT_PULLDOWN: - range = &pfc->pdata->input_pd; + range = &pfc->info->input_pd; break; default: @@ -435,7 +435,7 @@ int sh_pfc_config_gpio(struct sh_pfc *pfc, unsigned gpio, int pinmux_type, break; /* first check if this is a function enum */ - in_range = enum_in_range(enum_id, &pfc->pdata->function); + in_range = enum_in_range(enum_id, &pfc->info->function); if (!in_range) { /* not a function enum */ if (range) { @@ -501,7 +501,7 @@ int sh_pfc_config_gpio(struct sh_pfc *pfc, unsigned gpio, int pinmux_type, static int sh_pfc_probe(struct platform_device *pdev) { - struct sh_pfc_platform_data *pdata = pdev->dev.platform_data; + struct sh_pfc_soc_info *info; struct sh_pfc *pfc; int ret; @@ -510,14 +510,16 @@ static int sh_pfc_probe(struct platform_device *pdev) */ BUILD_BUG_ON(PINMUX_FLAG_TYPE > ((1 << PINMUX_FLAG_DBIT_SHIFT) - 1)); - if (pdata == NULL) + info = pdev->id_entry->driver_data + ? (void *)pdev->id_entry->driver_data : pdev->dev.platform_data; + if (info == NULL) return -ENODEV; pfc = devm_kzalloc(&pdev->dev, sizeof(pfc), GFP_KERNEL); if (pfc == NULL) return -ENOMEM; - pfc->pdata = pdata; + pfc->info = info; pfc->dev = &pdev->dev; ret = pfc_ioremap(pfc, pdev); @@ -553,7 +555,7 @@ static int sh_pfc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pfc); - pr_info("%s support registered\n", pdata->name); + pr_info("%s support registered\n", info->name); return 0; diff --git a/drivers/pinctrl/sh-pfc/core.h b/drivers/pinctrl/sh-pfc/core.h index b71f559..9bcc5fe 100644 --- a/drivers/pinctrl/sh-pfc/core.h +++ b/drivers/pinctrl/sh-pfc/core.h @@ -25,7 +25,7 @@ struct sh_pfc_pinctrl; struct sh_pfc { struct device *dev; - struct sh_pfc_platform_data *pdata; + struct sh_pfc_soc_info *info; spinlock_t lock; unsigned int num_windows; diff --git a/drivers/pinctrl/sh-pfc/gpio.c b/drivers/pinctrl/sh-pfc/gpio.c index 9f4f0fd..2a68c12 100644 --- a/drivers/pinctrl/sh-pfc/gpio.c +++ b/drivers/pinctrl/sh-pfc/gpio.c @@ -105,11 +105,11 @@ static int sh_gpio_to_irq(struct gpio_chip *gc, unsigned offset) if (pos <= 0 || !enum_id) break; - for (i = 0; i < pfc->pdata->gpio_irq_size; i++) { - enum_ids = pfc->pdata->gpio_irq[i].enum_ids; + for (i = 0; i < pfc->info->gpio_irq_size; i++) { + enum_ids = pfc->info->gpio_irq[i].enum_ids; for (k = 0; enum_ids[k]; k++) { if (enum_ids[k] == enum_id) - return pfc->pdata->gpio_irq[i].irq; + return pfc->info->gpio_irq[i].irq; } } } @@ -130,12 +130,12 @@ static void sh_pfc_gpio_setup(struct sh_pfc_chip *chip) gc->set = sh_gpio_set; gc->to_irq = sh_gpio_to_irq; - WARN_ON(pfc->pdata->first_gpio != 0); /* needs testing */ + WARN_ON(pfc->info->first_gpio != 0); /* needs testing */ - gc->label = pfc->pdata->name; + gc->label = pfc->info->name; gc->owner = THIS_MODULE; - gc->base = pfc->pdata->first_gpio; - gc->ngpio = (pfc->pdata->last_gpio - pfc->pdata->first_gpio) + 1; + gc->base = pfc->info->first_gpio; + gc->ngpio = (pfc->info->last_gpio - pfc->info->first_gpio) + 1; } int sh_pfc_register_gpiochip(struct sh_pfc *pfc) @@ -160,8 +160,8 @@ int sh_pfc_register_gpiochip(struct sh_pfc *pfc) pfc->gpio = chip; pr_info("%s handling gpio %d -> %d\n", - pfc->pdata->name, pfc->pdata->first_gpio, - pfc->pdata->last_gpio); + pfc->info->name, pfc->info->first_gpio, + pfc->info->last_gpio); return 0; } diff --git a/drivers/pinctrl/sh-pfc/pinctrl.c b/drivers/pinctrl/sh-pfc/pinctrl.c index c0c8271..7f3187a 100644 --- a/drivers/pinctrl/sh-pfc/pinctrl.c +++ b/drivers/pinctrl/sh-pfc/pinctrl.c @@ -139,7 +139,7 @@ static int sh_pfc_reconfig_pin(struct sh_pfc *pfc, unsigned offset, spin_lock_irqsave(&pfc->lock, flags); - pinmux_type = pfc->pdata->gpios[offset].flags & PINMUX_FLAG_TYPE; + pinmux_type = pfc->info->gpios[offset].flags & PINMUX_FLAG_TYPE; /* * See if the present config needs to first be de-configured. @@ -171,8 +171,8 @@ static int sh_pfc_reconfig_pin(struct sh_pfc *pfc, unsigned offset, GPIO_CFG_REQ) != 0) goto err; - pfc->pdata->gpios[offset].flags &= ~PINMUX_FLAG_TYPE; - pfc->pdata->gpios[offset].flags |= new_type; + pfc->info->gpios[offset].flags &= ~PINMUX_FLAG_TYPE; + pfc->info->gpios[offset].flags |= new_type; ret = 0; @@ -194,7 +194,7 @@ static int sh_pfc_gpio_request_enable(struct pinctrl_dev *pctldev, spin_lock_irqsave(&pfc->lock, flags); - pinmux_type = pfc->pdata->gpios[offset].flags & PINMUX_FLAG_TYPE; + pinmux_type = pfc->info->gpios[offset].flags & PINMUX_FLAG_TYPE; switch (pinmux_type) { case PINMUX_TYPE_FUNCTION: @@ -235,7 +235,7 @@ static void sh_pfc_gpio_disable_free(struct pinctrl_dev *pctldev, spin_lock_irqsave(&pfc->lock, flags); - pinmux_type = pfc->pdata->gpios[offset].flags & PINMUX_FLAG_TYPE; + pinmux_type = pfc->info->gpios[offset].flags & PINMUX_FLAG_TYPE; sh_pfc_config_gpio(pfc, offset, pinmux_type, GPIO_CFG_FREE); @@ -269,7 +269,7 @@ static int sh_pfc_pinconf_get(struct pinctrl_dev *pctldev, unsigned pin, struct sh_pfc_pinctrl *pmx = pinctrl_dev_get_drvdata(pctldev); struct sh_pfc *pfc = pmx->pfc; - *config = pfc->pdata->gpios[pin].flags & PINMUX_FLAG_TYPE; + *config = pfc->info->gpios[pin].flags & PINMUX_FLAG_TYPE; return 0; } @@ -356,7 +356,7 @@ static int __devinit sh_pfc_map_gpios(struct sh_pfc *pfc, unsigned long flags; int i; - pmx->nr_pads = pfc->pdata->last_gpio - pfc->pdata->first_gpio + 1; + pmx->nr_pads = pfc->info->last_gpio - pfc->info->first_gpio + 1; pmx->pads = kmalloc(sizeof(struct pinctrl_pin_desc) * pmx->nr_pads, GFP_KERNEL); @@ -375,9 +375,9 @@ static int __devinit sh_pfc_map_gpios(struct sh_pfc *pfc, */ for (i = 0; i < pmx->nr_pads; i++) { struct pinctrl_pin_desc *pin = pmx->pads + i; - struct pinmux_gpio *gpio = pfc->pdata->gpios + i; + struct pinmux_gpio *gpio = pfc->info->gpios + i; - pin->number = pfc->pdata->first_gpio + i; + pin->number = pfc->info->first_gpio + i; pin->name = gpio->name; /* XXX */ @@ -409,7 +409,7 @@ static int __devinit sh_pfc_map_functions(struct sh_pfc *pfc, spin_lock_irqsave(&pmx->lock, flags); for (i = fn = 0; i < pmx->nr_pads; i++) { - struct pinmux_gpio *gpio = pfc->pdata->gpios + i; + struct pinmux_gpio *gpio = pfc->info->gpios + i; if ((gpio->flags & PINMUX_FLAG_TYPE) == PINMUX_TYPE_FUNCTION) pmx->functions[fn++] = gpio; @@ -448,10 +448,10 @@ int sh_pfc_register_pinctrl(struct sh_pfc *pfc) goto free_functions; } - sh_pfc_gpio_range.npins = pfc->pdata->last_gpio - - pfc->pdata->first_gpio + 1; - sh_pfc_gpio_range.base = pfc->pdata->first_gpio; - sh_pfc_gpio_range.pin_base = pfc->pdata->first_gpio; + sh_pfc_gpio_range.npins = pfc->info->last_gpio + - pfc->info->first_gpio + 1; + sh_pfc_gpio_range.base = pfc->info->first_gpio; + sh_pfc_gpio_range.pin_base = pfc->info->first_gpio; pinctrl_add_gpio_range(pmx->pctl, &sh_pfc_gpio_range); diff --git a/include/linux/sh_pfc.h b/include/linux/sh_pfc.h index 4f94233..9fd6228 100644 --- a/include/linux/sh_pfc.h +++ b/include/linux/sh_pfc.h @@ -88,7 +88,7 @@ struct pinmux_range { pinmux_enum_t force; }; -struct sh_pfc_platform_data { +struct sh_pfc_soc_info { char *name; pinmux_enum_t reserved_id; struct pinmux_range data; @@ -115,7 +115,7 @@ struct sh_pfc_platform_data { }; /* XXX compat for now */ -#define pinmux_info sh_pfc_platform_data +#define pinmux_info sh_pfc_soc_info enum { GPIO_CFG_DRYRUN, GPIO_CFG_REQ, GPIO_CFG_FREE };