From: Tom Rini <trini@konsulko.com>
Date: Sat, 11 Jun 2022 02:59:32 +0000 (-0400)
Subject: arm: exynos: Remove old pwm backlight driver
X-Git-Tag: v2025.01-rc5-pxa1908~1353^2~10^2~22
X-Git-Url: http://git.dujemihanovic.xyz/html/index.html?a=commitdiff_plain;h=1e03e03d03a358ad905e90f77565f19909b6063f;p=u-boot.git

arm: exynos: Remove old pwm backlight driver

Remove the unused older exynos pwm backlight driver.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Minkyu Kang <mk7.kang@samsung.com>
---

diff --git a/arch/arm/mach-exynos/include/mach/pwm_backlight.h b/arch/arm/mach-exynos/include/mach/pwm_backlight.h
deleted file mode 100644
index c7d3a91e31..0000000000
--- a/arch/arm/mach-exynos/include/mach/pwm_backlight.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * Copyright (C) 2012 Samsung Electronics
- *
- * Author: Donghwa Lee <dh09.lee@samsung.com>
- */
-
-#ifndef _PWM_BACKLIGHT_H_
-#define _PWM_BACKLIGHT_H_
-
-struct pwm_backlight_data {
-	int pwm_id;
-	int period;
-	int max_brightness;
-	int brightness;
-};
-
-extern int exynos_pwm_backlight_init(struct pwm_backlight_data *pd);
-
-#endif /* _PWM_BACKLIGHT_H_ */
diff --git a/drivers/video/exynos/exynos_pwm_bl.c b/drivers/video/exynos/exynos_pwm_bl.c
deleted file mode 100644
index a3d467aa23..0000000000
--- a/drivers/video/exynos/exynos_pwm_bl.c
+++ /dev/null
@@ -1,44 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * PWM BACKLIGHT driver for Board based on EXYNOS.
- *
- * Author: Donghwa Lee  <dh09.lee@samsung.com>
- *
- * Derived from linux/drivers/video/backlight/pwm_backlight.c
- */
-
-#include <common.h>
-#include <pwm.h>
-#include <linux/types.h>
-#include <asm/io.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/pwm.h>
-#include <asm/arch/pwm_backlight.h>
-
-static struct pwm_backlight_data *pwm;
-
-static int exynos_pwm_backlight_update_status(void)
-{
-	int brightness = pwm->brightness;
-	int max = pwm->max_brightness;
-
-	if (brightness == 0) {
-		pwm_config(pwm->pwm_id, 0, pwm->period);
-		pwm_disable(pwm->pwm_id);
-	} else {
-		pwm_config(pwm->pwm_id,
-			brightness * pwm->period / max, pwm->period);
-		pwm_enable(pwm->pwm_id);
-	}
-	return 0;
-}
-
-int exynos_pwm_backlight_init(struct pwm_backlight_data *pd)
-{
-	pwm = pd;
-
-	exynos_pwm_backlight_update_status();
-
-	return 0;
-}