armv7:TI: Add <asm/ti-common/sys_proto.h> and migrate omap_hw_init_context

[karo-tx-uboot.git] / arch / arm / include / asm / arch-omap5 / sys_proto.h

diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h
index 3b39dbd769b56d1581bd76e9369376a90cdc5568..103830319a414d31f10a7d8ad05571111650ae9d 100644 (file)
--- a/arch/arm/include/asm/arch-omap5/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap5/sys_proto.h
@@ -2,20 +2,7 @@
  * (C) Copyright 2010
  * Texas Instruments, <www.ti.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; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #ifndef _SYS_PROTO_H_
@@ -23,10 +10,18 @@
 
 #include <asm/arch/omap.h>
 #include <asm/io.h>
-#include <asm/arch/clocks.h>
+#include <asm/arch/clock.h>
 #include <asm/omap_common.h>
-#include <asm/arch/mux_omap5.h>
-#include <asm/arch/clocks.h>
+#include <linux/mtd/omap_gpmc.h>
+#include <asm/arch/clock.h>
+#include <asm/ti-common/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct pad_conf_entry {
+       u32 offset;
+       u32 val;
+};
 
 struct omap_sysinfo {
        char *board_string;
@@ -38,14 +33,11 @@ void watchdog_init(void);
 u32 get_device_type(void);
 void do_set_mux(u32 base, struct pad_conf_entry const *array, int size);
 void set_muxconf_regs_essential(void);
-void set_muxconf_regs_non_essential(void);
-void sr32(void *, u32, u32, u32);
 u32 wait_on_value(u32, u32, void *, u32);
 void sdelay(unsigned long);
-void omap_rev_string(void);
 void setup_clocks_for_console(void);
 void prcm_init(void);
-void bypass_dpll(u32 *const base);
+void bypass_dpll(u32 const base);
 void freq_update_core(void);
 u32 get_sys_clk_freq(void);
 u32 omap5_ddr_clk(void);
@@ -53,72 +45,25 @@ void cancel_out(u32 *num, u32 *den, u32 den_limit);
 void sdram_init(void);
 u32 omap_sdram_size(void);
 u32 cortex_rev(void);
+void save_omap_boot_params(void);
 void init_omap_revision(void);
 void do_io_settings(void);
-void omap_vc_init(u16 speed_khz);
+void sri2c_init(void);
+void gpi2c_init(void);
 int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
+u32 warm_reset(void);
+void force_emif_self_refresh(void);
+void get_ioregs(const struct ctrl_ioregs **regs);
+void srcomp_enable(void);
+void setup_warmreset_time(void);
 
-/*
- * This is used to verify if the configuration header
- * was executed by Romcode prior to control of transfer
- * to the bootloader. SPL is responsible for saving and
- * passing this to the u-boot.
- */
-extern struct omap_boot_parameters boot_params;
-
-static inline u32 running_from_sdram(void)
-{
-       u32 pc;
-       asm volatile ("mov %0, pc" : "=r" (pc));
-       return ((pc >= OMAP54XX_DRAM_ADDR_SPACE_START) &&
-           (pc < OMAP54XX_DRAM_ADDR_SPACE_END));
-}
-
-static inline u8 uboot_loaded_by_spl(void)
+static inline u32 div_round_up(u32 num, u32 den)
 {
-       /*
-        * u-boot can be running from sdram either because of configuration
-        * Header or by SPL. If because of CH, then the romcode sets the
-        * CHSETTINGS executed bit to true in the boot parameter structure that
-        * it passes to the bootloader.This parameter is stored in the ch_flags
-        * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a
-        * mandatory section if CH is present.
-        */
-       if ((boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
-               return 0;
-       else
-               return running_from_sdram();
-}
-/*
- * The basic hardware init of OMAP(s_init()) can happen in 4
- * different contexts:
- *  1. SPL running from SRAM
- *  2. U-Boot running from FLASH
- *  3. Non-XIP U-Boot loaded to SDRAM by SPL
- *  4. Non-XIP U-Boot loaded to SDRAM by ROM code using the
- *     Configuration Header feature
- *
- * This function finds this context.
- * Defining as inline may help in compiling out unused functions in SPL
- */
-static inline u32 omap_hw_init_context(void)
-{
-#ifdef CONFIG_SPL_BUILD
-       return OMAP_INIT_CONTEXT_SPL;
-#else
-       if (uboot_loaded_by_spl())
-               return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL;
-       else if (running_from_sdram())
-               return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH;
-       else
-               return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR;
-#endif
+       return (num + den - 1)/den;
 }
 
-static inline u32 omap_revision(void)
+static inline u32 usec_to_32k(u32 usec)
 {
-       extern u32 *const omap5_revision;
-       return *omap5_revision;
+       return div_round_up(32768 * usec, 1000000);
 }
-
 #endif