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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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28a196fe6c
Replace GPL license statements with SPDX license identifiers (GPL-2.0 and GPL-2.0+). Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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//
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// Copyright 2008 Simtec Electronics
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// Ben Dooks <ben@simtec.co.uk>
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// http://armlinux.simtec.co.uk/
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//
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// S3C64XX - Helper functions for setting up SDHCI device(s) GPIO (HSMMC)
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/interrupt.h>
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#include <linux/platform_device.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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#include <plat/gpio-cfg.h>
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#include <plat/sdhci.h>
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#include <mach/gpio-samsung.h>
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void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
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{
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struct s3c_sdhci_platdata *pdata = dev->dev.platform_data;
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/* Set all the necessary GPG pins to special-function 2 */
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s3c_gpio_cfgrange_nopull(S3C64XX_GPG(0), 2 + width, S3C_GPIO_SFN(2));
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if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
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s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_UP);
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s3c_gpio_cfgpin(S3C64XX_GPG(6), S3C_GPIO_SFN(2));
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}
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}
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void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width)
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{
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struct s3c_sdhci_platdata *pdata = dev->dev.platform_data;
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/* Set all the necessary GPH pins to special-function 2 */
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s3c_gpio_cfgrange_nopull(S3C64XX_GPH(0), 2 + width, S3C_GPIO_SFN(2));
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if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
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s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_UP);
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s3c_gpio_cfgpin(S3C64XX_GPG(6), S3C_GPIO_SFN(3));
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}
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}
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void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width)
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{
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/* Set all the necessary GPH pins to special-function 3 */
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s3c_gpio_cfgrange_nopull(S3C64XX_GPH(6), width, S3C_GPIO_SFN(3));
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/* Set all the necessary GPC pins to special-function 3 */
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s3c_gpio_cfgrange_nopull(S3C64XX_GPC(4), 2, S3C_GPIO_SFN(3));
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}
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