u-boot/arch/arm/mach-exynos/include/mach/sromc.h
Simon Glass 5e19f4aa13 samsung: exynos: Convert SROMC interface to a driver
Add a bus driver for this and use it to configure the bus parameters for
the Ethernet interface. Drop the old pre-driver-model code.

Switch over to use driver model for Ethernet.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
2021-07-27 10:34:27 +09:00

36 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2010 Samsung Electronics
* Naveen Krishna Ch <ch.naveen@samsung.com>
*
* Note: This file contains the register description for SROMC
*/
#ifndef __ASM_ARCH_SROMC_H_
#define __ASM_ARCH_SROMC_H_
#define SROMC_DATA16_WIDTH(x) (1<<((x*4)+0))
#define SROMC_BYTE_ADDR_MODE(x) (1<<((x*4)+1)) /* 0-> Half-word base address*/
/* 1-> Byte base address*/
#define SROMC_WAIT_ENABLE(x) (1<<((x*4)+2))
#define SROMC_BYTE_ENABLE(x) (1<<((x*4)+3))
#define SROMC_BC_TACS(x) (x << 28) /* address set-up */
#define SROMC_BC_TCOS(x) (x << 24) /* chip selection set-up */
#define SROMC_BC_TACC(x) (x << 16) /* access cycle */
#define SROMC_BC_TCOH(x) (x << 12) /* chip selection hold */
#define SROMC_BC_TAH(x) (x << 8) /* address holding time */
#define SROMC_BC_TACP(x) (x << 4) /* page mode access cycle */
#define SROMC_BC_PMC(x) (x << 0) /* normal(1data)page mode configuration */
#ifndef __ASSEMBLY__
struct s5p_sromc {
unsigned int bw;
unsigned int bc[4];
};
#endif /* __ASSEMBLY__ */
/* Configure the Band Width and Bank Control Regs for required SROMC Bank */
void s5p_config_sromc(u32 srom_bank, u32 srom_bw_conf, u32 srom_bc_conf);
#endif /* __ASM_ARCH_SROMC_H_ */