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authorBiju Das <biju.das.jz@bp.renesas.com>2020-12-16 10:36:17 +0000
committerBiju Das <biju.das.jz@bp.renesas.com>2021-01-13 13:03:48 +0000
commit865e34741b02b3a9ddf9f652f2649407f33debb0 (patch)
treee9347cae84d81ec41fcb925a53b8f4c06ebbbb1f /drivers/renesas/rcar/console/rcar_console.S
parentc40739a68f557c2267749999f876af6e5f5ff66f (diff)
downloadtrusted-firmware-a-865e34741b02b3a9ddf9f652f2649407f33debb0.tar.gz
drivers: renesas: console: Move to common
Move console/scif driver code to common directory, so that the same code can be re-used by both R-Car Gen3 and RZ/G2 platforms. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Change-Id: I0b15e4f4ffaaa99e77bcee32b1dad648eeadcd9b
Diffstat (limited to 'drivers/renesas/rcar/console/rcar_console.S')
-rw-r--r--drivers/renesas/rcar/console/rcar_console.S93
1 files changed, 0 insertions, 93 deletions
diff --git a/drivers/renesas/rcar/console/rcar_console.S b/drivers/renesas/rcar/console/rcar_console.S
deleted file mode 100644
index 29baa67a4a..0000000000
--- a/drivers/renesas/rcar/console/rcar_console.S
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Copyright (c) 2018-2019, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <arch.h>
-#include <asm_macros.S>
-#include <console_macros.S>
-#include <drivers/renesas/rcar/console/console.h>
-
- .globl console_rcar_register
- .globl console_rcar_init
- .globl console_rcar_putc
- .globl console_rcar_flush
-
- .extern rcar_log_init
- .extern rcar_set_log_data
-
- /* -----------------------------------------------
- * int console_rcar_register(
- * uintptr_t base, uint32_t clk, uint32_t baud,
- * console_t *console)
- * Function to initialize and register a new rcar
- * console. Storage passed in for the console struct
- * *must* be persistent (i.e. not from the stack).
- * In: x0 - UART register base address
- * w1 - UART clock in Hz
- * w2 - Baud rate
- * x3 - pointer to empty console_t struct
- * Out: return 1 on success, 0 on error
- * Clobber list : x0, x1, x2, x6, x7, x14
- * -----------------------------------------------
- */
-func console_rcar_register
- mov x7, x30
- mov x6, x3
- cbz x6, register_fail
- str x0, [x6, #CONSOLE_T_BASE]
-
- bl rcar_log_init
- cbz x0, register_fail
-
- mov x0, x6
- mov x30, x7
- finish_console_register rcar, putc=1, getc=0, flush=1
-
-register_fail:
- ret x7
-endfunc console_rcar_register
-
- /* ---------------------------------------------
- * int console_rcar_init(unsigned long base_addr,
- * unsigned int uart_clk, unsigned int baud_rate)
- * Function to initialize the console without a
- * C Runtime to print debug information. This
- * function will be accessed by crash reporting.
- * In: x0 - console base address
- * w1 - Uart clock in Hz
- * w2 - Baud rate
- * Out: return 1 on success
- * Clobber list : x1, x2
- * ---------------------------------------------
- */
-func console_rcar_init
- mov w0, #0
- ret
-endfunc console_rcar_init
-
- /* --------------------------------------------------------
- * int console_rcar_putc(int c, console_t *console)
- * Function to output a character over the console. It
- * returns the character printed on success or -1 on error.
- * In : w0 - character to be printed
- * x1 - pointer to console_t structure
- * Out : return -1 on error else return character.
- * Clobber list : x2
- * --------------------------------------------------------
- */
-func console_rcar_putc
- b rcar_set_log_data
-endfunc console_rcar_putc
-
- /* ---------------------------------------------
- * void console_rcar_flush(void)
- * Function to force a write of all buffered
- * data that hasn't been output. It returns void
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func console_rcar_flush
- ret
-endfunc console_rcar_flush