diff options
Diffstat (limited to 'board/freescale/imx8mm_evk/ddr/wait_ddrphy_training_complete.c')
-rw-r--r-- | board/freescale/imx8mm_evk/ddr/wait_ddrphy_training_complete.c | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/board/freescale/imx8mm_evk/ddr/wait_ddrphy_training_complete.c b/board/freescale/imx8mm_evk/ddr/wait_ddrphy_training_complete.c deleted file mode 100644 index e0da1be32f..0000000000 --- a/board/freescale/imx8mm_evk/ddr/wait_ddrphy_training_complete.c +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Copyright 2017 NXP - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> -#include <errno.h> -#include <asm/io.h> -#include <asm/arch/ddr.h> -#include <asm/arch/clock.h> -#include "ddr.h" - -static inline void poll_pmu_message_ready(void) -{ - unsigned int reg; - - do { - reg = reg32_read(IP2APB_DDRPHY_IPS_BASE_ADDR(0)+4*0xd0004); - } while (reg & 0x1); -} - -static inline void ack_pmu_message_recieve(void) -{ - unsigned int reg; - - reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0)+4*0xd0031, 0x0); - - do { - reg = reg32_read(IP2APB_DDRPHY_IPS_BASE_ADDR(0)+4*0xd0004); - } while (!(reg & 0x1)); - - reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0)+4*0xd0031, 0x1); -} - -static inline unsigned int get_mail(void) -{ - unsigned int reg; - - poll_pmu_message_ready(); - - reg = reg32_read(IP2APB_DDRPHY_IPS_BASE_ADDR(0)+4*0xd0032); - - ack_pmu_message_recieve(); - - return reg; -} - -static inline unsigned int get_stream_message(void) -{ - unsigned int reg, reg2; - - poll_pmu_message_ready(); - - reg = reg32_read(IP2APB_DDRPHY_IPS_BASE_ADDR(0)+4*0xd0032); - - reg2 = reg32_read(IP2APB_DDRPHY_IPS_BASE_ADDR(0)+4*0xd0034); - - reg2 = (reg2 << 16) | reg; - - ack_pmu_message_recieve(); - - return reg2; -} - -static inline void decode_major_message(unsigned int mail) -{ - ddr_dbg("[PMU Major message = 0x%08x]\n", mail); -} - -static inline void decode_streaming_message(void) -{ - unsigned int string_index, arg __maybe_unused; - int i = 0; - - string_index = get_stream_message(); - ddr_dbg(" PMU String index = 0x%08x\n", string_index); - while (i < (string_index & 0xffff)) { - arg = get_stream_message(); - ddr_dbg(" arg[%d] = 0x%08x\n", i, arg); - i++; - } - - ddr_dbg("\n"); -} - -void wait_ddrphy_training_complete(void) -{ - unsigned int mail; - while (1) { - mail = get_mail(); - decode_major_message(mail); - if (mail == 0x08) { - decode_streaming_message(); - } else if (mail == 0x07) { - printf("Training PASS\n"); - break; - } else if (mail == 0xff) { - printf("Training FAILED\n"); - break; - } - } -} |