From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/pwm/pwm-lpc32xx.c | 22 +++++++++-------------
1 files changed, 9 insertions(+), 13 deletions(-)
diff --git a/kernel/drivers/pwm/pwm-lpc32xx.c b/kernel/drivers/pwm/pwm-lpc32xx.c
index ed8e940..504a8f5 100644
--- a/kernel/drivers/pwm/pwm-lpc32xx.c
+++ b/kernel/drivers/pwm/pwm-lpc32xx.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2012 Alexandre Pereira da Silva <aletes.xgr@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2.
- *
*/
#include <linux/clk.h>
@@ -55,10 +51,10 @@
if (duty_cycles > 255)
duty_cycles = 255;
- val = readl(lpc32xx->base + (pwm->hwpwm << 2));
+ val = readl(lpc32xx->base);
val &= ~0xFFFF;
val |= (period_cycles << 8) | duty_cycles;
- writel(val, lpc32xx->base + (pwm->hwpwm << 2));
+ writel(val, lpc32xx->base);
return 0;
}
@@ -73,9 +69,9 @@
if (ret)
return ret;
- val = readl(lpc32xx->base + (pwm->hwpwm << 2));
+ val = readl(lpc32xx->base);
val |= PWM_ENABLE;
- writel(val, lpc32xx->base + (pwm->hwpwm << 2));
+ writel(val, lpc32xx->base);
return 0;
}
@@ -85,9 +81,9 @@
struct lpc32xx_pwm_chip *lpc32xx = to_lpc32xx_pwm_chip(chip);
u32 val;
- val = readl(lpc32xx->base + (pwm->hwpwm << 2));
+ val = readl(lpc32xx->base);
val &= ~PWM_ENABLE;
- writel(val, lpc32xx->base + (pwm->hwpwm << 2));
+ writel(val, lpc32xx->base);
clk_disable_unprepare(lpc32xx->clk);
}
@@ -125,9 +121,9 @@
lpc32xx->chip.base = -1;
/* If PWM is disabled, configure the output to the default value */
- val = readl(lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2));
+ val = readl(lpc32xx->base);
val &= ~PWM_PIN_LEVEL;
- writel(val, lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2));
+ writel(val, lpc32xx->base);
ret = pwmchip_add(&lpc32xx->chip);
if (ret < 0) {
--
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