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authorKhoronzhuk, Ivan <ivan.khoronzhuk@ti.com>2014-06-07 05:10:49 +0300
committerTom Rini <trini@ti.com>2014-06-19 17:53:58 -0400
commit909ea9aa264423c99cd3039475c98f4a069cb7a4 (patch)
tree0cfceb0d1021b204d9895c00c3cb314d9a141840 /arch/arm/cpu/armv7/keystone
parent3e01ed00da98a29fe2b71c6d60309d5b09adc0de (diff)
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ARM: keystone: aemif: move aemif driver to drivers/memory/ti-aemif.c
Move AEMIF driver to drivers/memory/ti-aemif.c along with AEMIF definitions collected in arch/arm/include/asm/ti-common/ti-aemif.h Acked-by: Vitaly Andrianov <vitalya@ti.com> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7/keystone')
-rw-r--r--arch/arm/cpu/armv7/keystone/Makefile1
-rw-r--r--arch/arm/cpu/armv7/keystone/aemif.c71
2 files changed, 0 insertions, 72 deletions
diff --git a/arch/arm/cpu/armv7/keystone/Makefile b/arch/arm/cpu/armv7/keystone/Makefile
index b1bd022..c4af252 100644
--- a/arch/arm/cpu/armv7/keystone/Makefile
+++ b/arch/arm/cpu/armv7/keystone/Makefile
@@ -5,7 +5,6 @@
# SPDX-License-Identifier: GPL-2.0+
#
-obj-y += aemif.o
obj-y += init.o
obj-y += psc.o
obj-y += clock.o
diff --git a/arch/arm/cpu/armv7/keystone/aemif.c b/arch/arm/cpu/armv7/keystone/aemif.c
deleted file mode 100644
index bcbb95a..0000000
--- a/arch/arm/cpu/armv7/keystone/aemif.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * Keystone2: Asynchronous EMIF Configuration
- *
- * (C) Copyright 2012-2014
- * Texas Instruments Incorporated, <www.ti.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/clock.h>
-#include <asm/ti-common/davinci_nand.h>
-
-#define AEMIF_CFG_SELECT_STROBE(v) ((v) ? 1 << 31 : 0)
-#define AEMIF_CFG_EXTEND_WAIT(v) ((v) ? 1 << 30 : 0)
-#define AEMIF_CFG_WR_SETUP(v) (((v) & 0x0f) << 26)
-#define AEMIF_CFG_WR_STROBE(v) (((v) & 0x3f) << 20)
-#define AEMIF_CFG_WR_HOLD(v) (((v) & 0x07) << 17)
-#define AEMIF_CFG_RD_SETUP(v) (((v) & 0x0f) << 13)
-#define AEMIF_CFG_RD_STROBE(v) (((v) & 0x3f) << 7)
-#define AEMIF_CFG_RD_HOLD(v) (((v) & 0x07) << 4)
-#define AEMIF_CFG_TURN_AROUND(v) (((v) & 0x03) << 2)
-#define AEMIF_CFG_WIDTH(v) (((v) & 0x03) << 0)
-
-#define set_config_field(reg, field, val) \
- do { \
- if (val != -1) { \
- reg &= ~AEMIF_CFG_##field(0xffffffff); \
- reg |= AEMIF_CFG_##field(val); \
- } \
- } while (0)
-
-void configure_async_emif(int cs, struct async_emif_config *cfg)
-{
- unsigned long tmp;
-
- if (cfg->mode == ASYNC_EMIF_MODE_NAND) {
- tmp = __raw_readl(&davinci_emif_regs->nandfcr);
- tmp |= (1 << cs);
- __raw_writel(tmp, &davinci_emif_regs->nandfcr);
-
- } else if (cfg->mode == ASYNC_EMIF_MODE_ONENAND) {
- tmp = __raw_readl(&davinci_emif_regs->one_nand_cr);
- tmp |= (1 << cs);
- __raw_writel(tmp, &davinci_emif_regs->one_nand_cr);
- }
-
- tmp = __raw_readl(&davinci_emif_regs->abncr[cs]);
-
- set_config_field(tmp, SELECT_STROBE, cfg->select_strobe);
- set_config_field(tmp, EXTEND_WAIT, cfg->extend_wait);
- set_config_field(tmp, WR_SETUP, cfg->wr_setup);
- set_config_field(tmp, WR_STROBE, cfg->wr_strobe);
- set_config_field(tmp, WR_HOLD, cfg->wr_hold);
- set_config_field(tmp, RD_SETUP, cfg->rd_setup);
- set_config_field(tmp, RD_STROBE, cfg->rd_strobe);
- set_config_field(tmp, RD_HOLD, cfg->rd_hold);
- set_config_field(tmp, TURN_AROUND, cfg->turn_around);
- set_config_field(tmp, WIDTH, cfg->width);
-
- __raw_writel(tmp, &davinci_emif_regs->abncr[cs]);
-}
-
-void init_async_emif(int num_cs, struct async_emif_config *config)
-{
- int cs;
-
- for (cs = 0; cs < num_cs; cs++)
- configure_async_emif(cs, config + cs);
-}