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-rw-r--r--drivers/renesas/rcar/console/rcar_console.S93
-rw-r--r--drivers/renesas/rcar/console/rcar_printf.c108
-rw-r--r--drivers/renesas/rcar/console/rcar_printf.h15
-rw-r--r--drivers/renesas/rcar/scif/scif.S329
4 files changed, 0 insertions, 545 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
diff --git a/drivers/renesas/rcar/console/rcar_printf.c b/drivers/renesas/rcar/console/rcar_printf.c
deleted file mode 100644
index ad074fe059..0000000000
--- a/drivers/renesas/rcar/console/rcar_printf.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdarg.h>
-#include <stdint.h>
-
-#include <platform_def.h>
-
-#include <arch_helpers.h>
-#include <common/debug.h>
-#include <lib/bakery_lock.h>
-
-#include "rcar_def.h"
-#include "rcar_private.h"
-#include "rcar_printf.h"
-
-#define INDEX_TIMER_COUNT (4U)
-
-#define RCAR_LOG_HEAD (('T' << 0) | ('L' << 8) | ('O' << 16) | ('G' << 24))
-
-/*
- * The log is initialized and used before BL31 xlat tables are initialized,
- * therefore the log memory is a device memory at that point. Make sure the
- * memory is correclty aligned and accessed only with up-to 32bit, aligned,
- * writes.
- */
-CASSERT((RCAR_BL31_LOG_BASE & 0x7) == 0, assert_bl31_log_base_unaligned);
-CASSERT((RCAR_BL31_LOG_MAX & 0x7) == 0, assert_bl31_log_max_unaligned);
-
-extern RCAR_INSTANTIATE_LOCK typedef struct log_head {
- uint32_t head;
- uint32_t index;
- uint32_t size;
- uint32_t res;
-} loghead_t;
-
-typedef struct log_map {
- loghead_t header;
- uint8_t log_data[RCAR_BL31_LOG_MAX];
- uint8_t res_data[RCAR_LOG_RES_SIZE];
-} logmap_t;
-
-int32_t rcar_set_log_data(int32_t c)
-{
- logmap_t *t_log;
-
- t_log = (logmap_t *) RCAR_BL31_LOG_BASE;
-
- rcar_lock_get();
-
- /*
- * If index is broken, then index and size initialize
- */
- if (t_log->header.index >= (uint32_t) RCAR_BL31_LOG_MAX) {
- t_log->header.index = 0U;
- t_log->header.size = 0U;
- }
- /*
- * data store to log area then index and size renewal
- */
- t_log->log_data[t_log->header.index] = (uint8_t) c;
- t_log->header.index++;
- if (t_log->header.size < t_log->header.index) {
- t_log->header.size = t_log->header.index;
- }
- if (t_log->header.index >= (uint32_t) RCAR_BL31_LOG_MAX) {
- t_log->header.index = 0U;
- }
-
- rcar_lock_release();
-
- return 1;
-}
-
-int32_t rcar_log_init(void)
-{
- logmap_t *t_log = (logmap_t *)RCAR_BL31_LOG_BASE;
- uint32_t *log_data = (uint32_t *)t_log->log_data;
- int16_t init_flag = 0;
- int i;
-
- if (t_log->header.head != RCAR_LOG_HEAD) {
- /*
- * Log header is not "TLOG", then log area initialize
- */
- init_flag = 1;
- }
- if (t_log->header.index >= (uint32_t) RCAR_BL31_LOG_MAX) {
- /*
- * index is broken, then log area initialize
- */
- init_flag = 1;
- }
- if (init_flag == 1) {
- for (i = 0; i < RCAR_BL31_LOG_MAX; i += 4)
- *log_data++ = 0;
-
- t_log->header.head = RCAR_LOG_HEAD;
- t_log->header.index = 0U;
- t_log->header.size = 0U;
- }
- rcar_lock_init();
-
- return 1;
-}
diff --git a/drivers/renesas/rcar/console/rcar_printf.h b/drivers/renesas/rcar/console/rcar_printf.h
deleted file mode 100644
index 5da70e6365..0000000000
--- a/drivers/renesas/rcar/console/rcar_printf.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/*
- * Copyright (c) 2015-2019, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef RCAR_PRINTF_H
-#define RCAR_PRINTF_H
-
-#include <string.h>
-
-int32_t rcar_set_log_data(int32_t c);
-int32_t rcar_log_init(void);
-
-#endif /* RCAR_PRINTF_H */
diff --git a/drivers/renesas/rcar/scif/scif.S b/drivers/renesas/rcar/scif/scif.S
deleted file mode 100644
index beb8dd8383..0000000000
--- a/drivers/renesas/rcar/scif/scif.S
+++ /dev/null
@@ -1,329 +0,0 @@
-/*
- * Copyright (c) 2015-2020, 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>
-
-#define SCIF_INTERNAL_CLK 0
-#define SCIF_EXTARNAL_CLK 1
-#define SCIF_CLK SCIF_INTERNAL_CLK
-
-/* product register */
-#define PRR (0xFFF00044)
-#define PRR_PRODUCT_MASK (0x00007F00)
-#define PRR_CUT_MASK (0x000000FF)
-#define PRR_PRODUCT_H3_VER_10 (0x00004F00)
-#define PRR_PRODUCT_E3 (0x00005700)
-#define PRR_PRODUCT_D3 (0x00005800)
-
-/* module stop */
-#define CPG_BASE (0xE6150000)
-#define CPG_SMSTPCR2 (0x0138)
-#define CPG_SMSTPCR3 (0x013C)
-#define CPG_MSTPSR2 (0x0040)
-#define CPG_MSTPSR3 (0x0048)
-#define MSTP207 (1 << 7)
-#define MSTP310 (1 << 10)
-#define CPG_CPGWPR (0x0900)
-
-/* scif */
-#define SCIF0_BASE (0xE6E60000)
-#define SCIF2_BASE (0xE6E88000)
-#define SCIF_SCSMR (0x00)
-#define SCIF_SCBRR (0x04)
-#define SCIF_SCSCR (0x08)
-#define SCIF_SCFTDR (0x0C)
-#define SCIF_SCFSR (0x10)
-#define SCIF_SCFRDR (0x14)
-#define SCIF_SCFCR (0x18)
-#define SCIF_SCFDR (0x1C)
-#define SCIF_SCSPTR (0x20)
-#define SCIF_SCLSR (0x24)
-#define SCIF_DL (0x30)
-#define SCIF_CKS (0x34)
-
-#if RCAR_LSI == RCAR_V3M
-#define SCIF_BASE SCIF0_BASE
-#define CPG_SMSTPCR CPG_SMSTPCR2
-#define CPG_MSTPSR CPG_MSTPSR2
-#define MSTP MSTP207
-#else
-#define SCIF_BASE SCIF2_BASE
-#define CPG_SMSTPCR CPG_SMSTPCR3
-#define CPG_MSTPSR CPG_MSTPSR3
-#define MSTP MSTP310
-#endif
-
-/* mode pin */
-#define RST_MODEMR (0xE6160060)
-#define MODEMR_MD12 (0x00001000)
-
-#define SCSMR_CA_MASK (1 << 7)
-#define SCSMR_CA_ASYNC (0x0000)
-#define SCSMR_CHR_MASK (1 << 6)
-#define SCSMR_CHR_8 (0x0000)
-#define SCSMR_PE_MASK (1 << 5)
-#define SCSMR_PE_DIS (0x0000)
-#define SCSMR_STOP_MASK (1 << 3)
-#define SCSMR_STOP_1 (0x0000)
-#define SCSMR_CKS_MASK (3 << 0)
-#define SCSMR_CKS_DIV1 (0x0000)
-#define SCSMR_INIT_DATA (SCSMR_CA_ASYNC + \
- SCSMR_CHR_8 + \
- SCSMR_PE_DIS + \
- SCSMR_STOP_1 + \
- SCSMR_CKS_DIV1)
-#define SCBRR_115200BPS (17)
-#define SCBRR_115200BPSON (16)
-#define SCBRR_115200BPS_E3_SSCG (15)
-#define SCBRR_230400BPS (8)
-
-#define SCSCR_TE_MASK (1 << 5)
-#define SCSCR_TE_DIS (0x0000)
-#define SCSCR_TE_EN (0x0020)
-#define SCSCR_RE_MASK (1 << 4)
-#define SCSCR_RE_DIS (0x0000)
-#define SCSCR_RE_EN (0x0010)
-#define SCSCR_CKE_MASK (3 << 0)
-#define SCSCR_CKE_INT (0x0000)
-#define SCSCR_CKE_BRG (0x0002)
-#if SCIF_CLK == SCIF_EXTARNAL_CLK
-#define SCSCR_CKE_INT_CLK (SCSCR_CKE_BRG)
-#else
-#define SCFSR_TEND_MASK (1 << 6)
-#define SCFSR_TEND_TRANS_END (0x0040)
-#define SCSCR_CKE_INT_CLK (SCSCR_CKE_INT)
-#endif
-#define SCFSR_INIT_DATA (0x0000)
-#define SCFCR_TTRG_MASK (3 << 4)
-#define SCFCR_TTRG_8 (0x0000)
-#define SCFCR_TTRG_0 (0x0030)
-#define SCFCR_TFRST_MASK (1 << 2)
-#define SCFCR_TFRST_DIS (0x0000)
-#define SCFCR_TFRST_EN (0x0004)
-#define SCFCR_RFRS_MASK (1 << 1)
-#define SCFCR_RFRS_DIS (0x0000)
-#define SCFCR_RFRS_EN (0x0002)
-#define SCFCR_INIT_DATA (SCFCR_TTRG_8)
-#define SCFDR_T_MASK (0x1f << 8)
-#define DL_INIT_DATA (8)
-#define CKS_CKS_DIV_MASK (1 << 15)
-#define CKS_CKS_DIV_CLK (0x0000)
-#define CKS_XIN_MASK (1 << 14)
-#define CKS_XIN_SCIF_CLK (0x0000)
-#define CKS_INIT_DATA (CKS_CKS_DIV_CLK + CKS_XIN_SCIF_CLK)
-
- .globl console_rcar_register
- .globl console_rcar_init
- .globl console_rcar_putc
- .globl console_rcar_flush
-
- /*
- * -----------------------------------------------
- * 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 console_rcar_init
-
- 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 console_rcar_register
- * and 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
- ldr x0, =CPG_BASE
- ldr w1, [x0, #CPG_SMSTPCR]
- and w1, w1, #~MSTP
- mvn w2, w1
- str w2, [x0, #CPG_CPGWPR]
- str w1, [x0, #CPG_SMSTPCR]
-5:
- ldr w1, [x0, #CPG_MSTPSR]
- and w1, w1, #MSTP
- cbnz w1, 5b
-
- ldr x0, =SCIF_BASE
- /* Clear bits TE and RE in SCSCR to 0 */
- mov w1, #(SCSCR_TE_DIS + SCSCR_RE_DIS)
- strh w1, [x0, #SCIF_SCSCR]
- /* Set bits TFRST and RFRST in SCFCR to 1 */
- ldrh w1, [x0, #SCIF_SCFCR]
- orr w1, w1, #(SCFCR_TFRST_EN + SCFCR_RFRS_EN)
- strh w1, [x0, #SCIF_SCFCR]
- /*
- * Read flags of ER, DR, BRK, and RDF in SCFSR and those of TO and ORER
- * in SCLSR, then clear them to 0
- */
- mov w1, #SCFSR_INIT_DATA
- strh w1, [x0, #SCIF_SCFSR]
- mov w1, #0
- strh w1, [x0, #SCIF_SCLSR]
- /* Set bits CKE[1:0] in SCSCR */
- ldrh w1, [x0, #SCIF_SCSCR]
- and w1, w1, #~SCSCR_CKE_MASK
- mov w2, #SCSCR_CKE_INT_CLK
- orr w1, w1, w2
- strh w1, [x0, #SCIF_SCSCR]
- /* Set data transfer format in SCSMR */
- mov w1, #SCSMR_INIT_DATA
- strh w1, [x0, #SCIF_SCSMR]
- /* Set value in SCBRR */
-#if SCIF_CLK == SCIF_INTERNAL_CLK
- ldr x1, =PRR
- ldr w1, [x1]
- and w1, w1, #(PRR_PRODUCT_MASK | PRR_CUT_MASK)
- mov w2, #PRR_PRODUCT_H3_VER_10
- cmp w1, w2
- beq 3f
- and w1, w1, #PRR_PRODUCT_MASK
- mov w2, #PRR_PRODUCT_D3
- cmp w1, w2
- beq 4f
- and w1, w1, #PRR_PRODUCT_MASK
- mov w2, #PRR_PRODUCT_E3
- cmp w1, w2
- bne 5f
-
- ldr x1, =RST_MODEMR
- ldr w1, [x1]
- and w1, w1, #MODEMR_MD12
- mov w2, #MODEMR_MD12
- cmp w1, w2
- bne 5f
-
- mov w1, #SCBRR_115200BPS_E3_SSCG
- b 2f
-5:
- mov w1, #SCBRR_115200BPS
- b 2f
-4:
- mov w1, #SCBRR_115200BPSON
- b 2f
-3:
- mov w1, #SCBRR_230400BPS
-2:
- strb w1, [x0, SCIF_SCBRR]
-#else
- mov w1, #DL_INIT_DATA
- strh w1, [x0, #SCIF_DL]
- mov w1, #CKS_INIT_DATA
- strh w1, [x0, #SCIF_CKS]
-#endif
- /* 1-bit interval elapsed */
- mov w1, #100
-1:
- subs w1, w1, #1
- cbnz w1, 1b
- /*
- * Set bits RTRG[1:0], TTRG[1:0], and MCE in SCFCR
- * Clear bits FRST and RFRST to 0
- */
- mov w1, #SCFCR_INIT_DATA
- strh w1, [x0, #SCIF_SCFCR]
- /* Set bits TE and RE in SCSCR to 1 */
- ldrh w1, [x0, #SCIF_SCSCR]
- orr w1, w1, #(SCSCR_TE_EN + SCSCR_RE_EN)
- strh w1, [x0, #SCIF_SCSCR]
- mov x0, #1
-
- ret
-endfunc console_rcar_init
-
- /*
- * int console_rcar_putc(int c, unsigned int base_addr)
- * 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
- ldr x1, =SCIF_BASE
- cmp w0, #0xA
- /* Prepend '\r' to '\n' */
- bne 2f
-1:
- /* Check if the transmit FIFO is full */
- ldrh w2, [x1, #SCIF_SCFDR]
- ubfx w2, w2, #8, #5
- cmp w2, #16
- bcs 1b
- mov w2, #0x0D
- strb w2, [x1, #SCIF_SCFTDR]
-2:
- /* Check if the transmit FIFO is full */
- ldrh w2, [x1, #SCIF_SCFDR]
- ubfx w2, w2, #8, #5
- cmp w2, #16
- bcs 2b
- strb w0, [x1, #SCIF_SCFTDR]
-
- /* Clear TEND flag */
- ldrh w2, [x1, #SCIF_SCFSR]
- and w2, w2, #~SCFSR_TEND_MASK
- strh w2, [x1, #SCIF_SCFSR]
-
- ret
-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
- ldr x0, =SCIF_BASE
-1:
- /* Check TEND flag */
- ldrh w1, [x0, #SCIF_SCFSR]
- and w1, w1, #SCFSR_TEND_MASK
- cmp w1, #SCFSR_TEND_TRANS_END
- bne 1b
-
- ldr x0, =SCIF_BASE
- ldrh w1, [x0, #SCIF_SCSCR]
- and w1, w1, #~(SCSCR_TE_EN + SCSCR_RE_EN)
- strh w1, [x0, #SCIF_SCSCR]
-
- ret
-endfunc console_rcar_flush