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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM2PR0301MB0750 Subject: [U-Boot] [PATCH 1/4] mmc: fsl_esdhc: make GPIO support optional X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" There would be compiling error as below when enable driver model for esdhc. undefined reference to `dm_gpio_get_value' undefined reference to `gpio_request_by_name_nodev' This patch is to make GPIO support optional with CONFIG_DM_GPIO. Because all boards of QorIQ platform don't need it and they just check register for CD/WP status, only some boards of i.MX platform require this. Signed-off-by: Yangbo Lu Acked-by: Jaehoon Chung --- drivers/mmc/fsl_esdhc.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 9796d39..da3a151 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -104,8 +104,10 @@ struct fsl_esdhc_priv { struct udevice *dev; int non_removable; int wp_enable; +#ifdef CONFIG_DM_GPIO struct gpio_desc cd_gpio; struct gpio_desc wp_gpio; +#endif }; /* Return the XFERTYP flags for a given command and data packet */ @@ -687,10 +689,11 @@ static int esdhc_getcd(struct mmc *mmc) #ifdef CONFIG_DM_MMC if (priv->non_removable) return 1; - +#ifdef CONFIG_DM_GPIO if (dm_gpio_is_valid(&priv->cd_gpio)) return dm_gpio_get_value(&priv->cd_gpio); #endif +#endif while (!(esdhc_read32(®s->prsstat) & PRSSTAT_CINS) && --timeout) udelay(1000); @@ -967,17 +970,20 @@ static int fsl_esdhc_probe(struct udevice *dev) priv->non_removable = 1; } else { priv->non_removable = 0; +#ifdef CONFIG_DM_GPIO gpio_request_by_name_nodev(fdt, node, "cd-gpios", 0, &priv->cd_gpio, GPIOD_IS_IN); +#endif } priv->wp_enable = 1; +#ifdef CONFIG_DM_GPIO ret = gpio_request_by_name_nodev(fdt, node, "wp-gpios", 0, &priv->wp_gpio, GPIOD_IS_IN); if (ret) priv->wp_enable = 0; - +#endif /* * TODO: * Because lack of clk driver, if SDHC clk is not enabled,