From d82b4b0a5ebeb55c3b88e49b38135a847736e6b5 Mon Sep 17 00:00:00 2001
From: Vladimir Zapolskiy <vz@mleia.com>
Date: Mon, 18 Apr 2016 04:05:25 +0300
Subject: ARM: lpc32xx: remove leftovers of legacy clock source and provider
 drivers

After switching the platform to common clock framework there is no
more need to keep dead code in arch/arm/mach-lpc32xx, which glued
legacy clock source and clock provider drivers, remove the leftovers.

Acked-by: Sylvain Lemieux <slemieux.tyco@gmail.com>
Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
---
 arch/arm/mach-lpc32xx/common.c | 95 ------------------------------------------
 1 file changed, 95 deletions(-)

(limited to 'arch/arm/mach-lpc32xx/common.c')

diff --git a/arch/arm/mach-lpc32xx/common.c b/arch/arm/mach-lpc32xx/common.c
index 5b7a1e78c3a5..2f6067bce7c3 100644
--- a/arch/arm/mach-lpc32xx/common.c
+++ b/arch/arm/mach-lpc32xx/common.c
@@ -17,13 +17,6 @@
  */
 
 #include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/err.h>
-#include <linux/i2c.h>
-#include <linux/i2c-pnx.h>
-#include <linux/io.h>
 
 #include <asm/mach/map.h>
 #include <asm/system_info.h>
@@ -43,19 +36,6 @@ void lpc32xx_get_uid(u32 devid[4])
 		devid[i] = __raw_readl(LPC32XX_CLKPWR_DEVID(i << 2));
 }
 
-/*
- * Returns SYSCLK source
- * 0 = PLL397, 1 = main oscillator
- */
-int clk_is_sysclk_mainosc(void)
-{
-	if ((__raw_readl(LPC32XX_CLKPWR_SYSCLK_CTRL) &
-		LPC32XX_CLKPWR_SYSCTRL_SYSCLKMUX) == 0)
-		return 1;
-
-	return 0;
-}
-
 /*
  * Detects and returns IRAM size for the device variation
  */
@@ -87,81 +67,6 @@ u32 lpc32xx_return_iram_size(void)
 }
 EXPORT_SYMBOL_GPL(lpc32xx_return_iram_size);
 
-/*
- * Computes PLL rate from PLL register and input clock
- */
-u32 clk_check_pll_setup(u32 ifreq, struct clk_pll_setup *pllsetup)
-{
-	u32 ilfreq, p, m, n, fcco, fref, cfreq;
-	int mode;
-
-	/*
-	 * PLL requirements
-	 * ifreq must be >= 1MHz and <= 20MHz
-	 * FCCO must be >= 156MHz and <= 320MHz
-	 * FREF must be >= 1MHz and <= 27MHz
-	 * Assume the passed input data is not valid
-	 */
-
-	ilfreq = ifreq;
-	m = pllsetup->pll_m;
-	n = pllsetup->pll_n;
-	p = pllsetup->pll_p;
-
-	mode = (pllsetup->cco_bypass_b15 << 2) |
-		(pllsetup->direct_output_b14 << 1) |
-	pllsetup->fdbk_div_ctrl_b13;
-
-	switch (mode) {
-	case 0x0: /* Non-integer mode */
-		cfreq = (m * ilfreq) / (2 * p * n);
-		fcco = (m * ilfreq) / n;
-		fref = ilfreq / n;
-		break;
-
-	case 0x1: /* integer mode */
-		cfreq = (m * ilfreq) / n;
-		fcco = (m * ilfreq) / (n * 2 * p);
-		fref = ilfreq / n;
-		break;
-
-	case 0x2:
-	case 0x3: /* Direct mode */
-		cfreq = (m * ilfreq) / n;
-		fcco = cfreq;
-		fref = ilfreq / n;
-		break;
-
-	case 0x4:
-	case 0x5: /* Bypass mode */
-		cfreq = ilfreq / (2 * p);
-		fcco = 156000000;
-		fref = 1000000;
-		break;
-
-	case 0x6:
-	case 0x7: /* Direct bypass mode */
-	default:
-		cfreq = ilfreq;
-		fcco = 156000000;
-		fref = 1000000;
-		break;
-	}
-
-	if (fcco < 156000000 || fcco > 320000000)
-		cfreq = 0;
-
-	if (fref < 1000000 || fref > 27000000)
-		cfreq = 0;
-
-	return (u32) cfreq;
-}
-
-u32 clk_get_pclk_div(void)
-{
-	return 1 + ((__raw_readl(LPC32XX_CLKPWR_HCLK_DIV) >> 2) & 0x1F);
-}
-
 static struct map_desc lpc32xx_io_desc[] __initdata = {
 	{
 		.virtual	= (unsigned long)IO_ADDRESS(LPC32XX_AHB0_START),
-- 
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