[U-Boot] [PATCH v1 20/25] arm: kirkwood: Remove some dead code from cpu.c

Stefan Roese
2014-06-27T09:55:06Z

All those functions removed with this patch are not accessed at all. So lets
remove them.

Signed-off-by: Stefan Roese <sr@denx.de>
---

arch/arm/cpu/arm926ejs/kirkwood/cpu.c | 55 -----------------------------------
1 file changed, 55 deletions(-)

diff --git a/arch/arm/cpu/arm926ejs/kirkwood/cpu.c b/arch/arm/cpu/arm926ejs/kirkwood/cpu.c
index 00abcfd..c384565 100644
--- a/arch/arm/cpu/arm926ejs/kirkwood/cpu.c
+++ b/arch/arm/cpu/arm926ejs/kirkwood/cpu.c
@@ -9,13 +9,10 @@
#include <common.h>
#include <netdev.h>
#include <asm/cache.h>
-#include <u-boot/md5.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/soc.h>

-#define BUFLEN 16
-
void reset_cpu(unsigned long ignored)
{
struct kwcpu_registers *cpureg =
@@ -29,31 +26,6 @@ void reset_cpu(unsigned long ignored)
}

/*
- * Generates Ramdom hex number reading some time varient system registers
- * and using md5 algorithm
- */
-unsigned char get_random_hex(void)
-{
- int i;
- u32 inbuf[BUFLEN];
- u8 outbuf[BUFLEN];
-
- /*
- * in case of 88F6281/88F6282/88F6192 A0,
- * Bit7 need to reset to generate random values in KW_REG_UNDOC_0x1470
- * Soc reg offsets KW_REG_UNDOC_0x1470 and KW_REG_UNDOC_0x1478 are
- * reserved regs and does not have names at this moment
- * (no errata available)
- */
- writel(readl(KW_REG_UNDOC_0x1478) & ~(1 << 7), KW_REG_UNDOC_0x1478);
- for (i = 0; i < BUFLEN; i++) {
- inbuf[i] = readl(KW_REG_UNDOC_0x1470);
- }
- md5((u8 *) inbuf, (BUFLEN * sizeof(u32)), outbuf);
- return outbuf[outbuf[7] % 0x0f];
-}
-
-/*
* Window Size
* Used with the Base register to set the address window size and location.
* Must be programmed from LSB to MSB as sequence of ones followed by
@@ -139,33 +111,6 @@ int kw_config_adr_windows(void)
}

/*
- * kw_config_mpp - Multi-Purpose Pins Functionality configuration
- *
- * Each MPP can be configured to different functionality through
- * MPP control register, ref (sec 6.1 of kirkwood h/w specification)
- *
- * There are maximum 64 Multi-Pourpose Pins on Kirkwood
- * Each MPP functionality can be configuration by a 4bit value
- * of MPP control reg, the value and associated functionality depends
- * upon used SoC varient
- */
-int kw_config_mpp(u32 mpp0_7, u32 mpp8_15, u32 mpp16_23, u32 mpp24_31,
- u32 mpp32_39, u32 mpp40_47, u32 mpp48_55)
-{
- u32 *mppreg = (u32 *) KW_MPP_BASE;
-
- /* program mpp registers */
- writel(mpp0_7, &mppreg[0]);
- writel(mpp8_15, &mppreg[1]);
- writel(mpp16_23, &mppreg[2]);
- writel(mpp24_31, &mppreg[3]);
- writel(mpp32_39, &mppreg[4]);
- writel(mpp40_47, &mppreg[5]);
- writel(mpp48_55, &mppreg[6]);
- return 0;
-}
-
-/*
* SYSRSTn Duration Counter Support
*
* Kirkwood SoC implements a hardware-based SYSRSTn duration counter.
--
2.0.1