arm64: renesas: Drop unused code and clean up headers on Salvator-X boards

CONFIG_IS_ENABLED(SYS_I2C_LEGACY) is not set on this board,
remove the code and also remove all unnecessary headers that
are included in this file.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>

diff --git a/board/renesas/salvator-x/salvator-x.c b/board/renesas/salvator-x/salvator-x.c
index 2c8860b..60f8b94 100644 (file)
--- a/board/renesas/salvator-x/salvator-x.c
+++ b/board/renesas/salvator-x/salvator-x.c
@@ -7,41 +7,18 @@
  * Copyright (C) 2015 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
  */
 
-#include <cpu_func.h>
-#include <image.h>
-#include <init.h>
-#include <malloc.h>
-#include <netdev.h>
-#include <dm.h>
-#include <asm/global_data.h>
-#include <dm/platform_data/serial_sh.h>
-#include <asm/processor.h>
-#include <asm/mach-types.h>
 #include <asm/io.h>
-#include <linux/bitops.h>
-#include <linux/errno.h>
-#include <asm/arch/sys_proto.h>
-#include <asm/gpio.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/renesas.h>
 #include <asm/arch/rcar-mstp.h>
-#include <i2c.h>
-#include <mmc.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#define DVFS_MSTP926           BIT(26)
-#define HSUSB_MSTP704          BIT(4)  /* HSUSB */
+#include <asm/arch/renesas.h>
+#include <init.h>
 
 int board_early_init_f(void)
 {
-#if CONFIG_IS_ENABLED(SYS_I2C_LEGACY) && defined(CONFIG_SYS_I2C_SH)
-       /* DVFS for reset */
-       mstp_clrbits_le32(SMSTPCR9, SMSTPCR9, DVFS_MSTP926);
-#endif
        return 0;
 }
 
+#define HSUSB_MSTP704          BIT(4)  /* HSUSB */
+
 /* HSUSB block registers */
 #define HSUSB_REG_LPSTS                        0xE6590102
 #define HSUSB_REG_LPSTS_SUSPM_NORMAL   BIT(14)
@@ -65,13 +42,6 @@ int board_init(void)
        return 0;
 }
 
-#if CONFIG_IS_ENABLED(SYS_I2C_LEGACY) && defined(CONFIG_SYS_I2C_SH)
-void reset_cpu(void)
-{
-       i2c_reg_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x20, 0x80);
-}
-#endif
-
 #ifdef CONFIG_MULTI_DTB_FIT
 int board_fit_config_name_match(const char *name)
 {