From 422c35693084d0f4d84b9415f8f52390bea00541 Mon Sep 17 00:00:00 2001
From: Vegard Storheil Eriksen <zyp@jvnv.net>
Date: Mon, 17 May 2021 13:36:22 +0200
Subject: [PATCH] software/liblitespi: Remove manual mode control.

---
 litex/soc/software/liblitespi/spiflash.c | 14 --------------
 litex/soc/software/liblitespi/spiflash.h |  5 -----
 2 files changed, 19 deletions(-)

diff --git a/litex/soc/software/liblitespi/spiflash.c b/litex/soc/software/liblitespi/spiflash.c
index ed5a4fbb5..3d325358e 100644
--- a/litex/soc/software/liblitespi/spiflash.c
+++ b/litex/soc/software/liblitespi/spiflash.c
@@ -17,16 +17,6 @@
 #define DEBUG	0
 #define USER_DEFINED_DUMMY_BITS	0
 
-static spi_mode spi_get_mode(void)
-{
-	return (spi_mode)spiflash_mmap_cfg_read();
-}
-
-static void spi_set_mode(spi_mode mode)
-{
-	spiflash_mmap_cfg_write((unsigned char)mode);
-}
-
 int spiflash_freq_init(void)
 {
 	unsigned int lowest_div = spiflash_phy_clk_divisor_read();
@@ -37,10 +27,6 @@ int spiflash_freq_init(void)
 	printf("Testing against CRC32: %08x\n\r", crc);
 #endif
 
-	if(spi_get_mode() != SPI_MODE_MMAP) {
-		spi_set_mode(SPI_MODE_MMAP);
-	}
-
 	/* Check if block is erased (filled with 0xFF) */
 	if(crc == CRC32_ERASED_FLASH) {
 		printf("Block of size %d, started on address 0x%lx is erased. Cannot proceed with SPI frequency test.\n\r", SPI_FLASH_BLOCK_SIZE, SPIFLASH_BASE);
diff --git a/litex/soc/software/liblitespi/spiflash.h b/litex/soc/software/liblitespi/spiflash.h
index f72867603..fd846aced 100644
--- a/litex/soc/software/liblitespi/spiflash.h
+++ b/litex/soc/software/liblitespi/spiflash.h
@@ -6,11 +6,6 @@
 #define SPI_FLASH_BLOCK_SIZE	256
 #define CRC32_ERASED_FLASH	0xFEA8A821
 
-typedef enum {
-	SPI_MODE_MMAP = 0,
-	SPI_MODE_MASTER = 1,
-} spi_mode;
-
 int spiflash_freq_init(void);
 void spiflash_dummy_bits_setup(unsigned int dummy_bits);
 void spiflash_init(void);