diff options
Diffstat (limited to 'arch/arm/mach-uniphier/arm64/arm-cci500.c')
| -rw-r--r-- | arch/arm/mach-uniphier/arm64/arm-cci500.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/arch/arm/mach-uniphier/arm64/arm-cci500.c b/arch/arm/mach-uniphier/arm64/arm-cci500.c deleted file mode 100644 index bf0fad4..0000000 --- a/arch/arm/mach-uniphier/arm64/arm-cci500.c +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Initialization of ARM Corelink CCI-500 Cache Coherency Interconnect - * - * Copyright (C) 2016 Socionext Inc. - * Author: Masahiro Yamada <yamada.masahiro@socionext.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/bitops.h> -#include <linux/io.h> -#include <linux/sizes.h> - -#include "../init.h" - -#define CCI500_BASE 0x5FD00000 -#define CCI500_SLAVE_OFFSET 0x1000 - -#define CCI500_SNOOP_CTRL -#define CCI500_SNOOP_CTRL_EN_DVM BIT(1) -#define CCI500_SNOOP_CTRL_EN_SNOOP BIT(0) - -void cci500_init(unsigned int nr_slaves) -{ - unsigned long slave_base = CCI500_BASE + CCI500_SLAVE_OFFSET; - int i; - - for (i = 0; i < nr_slaves; i++) { - void __iomem *base; - u32 tmp; - - base = ioremap(slave_base, SZ_4K); - - tmp = readl(base); - tmp |= CCI500_SNOOP_CTRL_EN_DVM | CCI500_SNOOP_CTRL_EN_SNOOP; - writel(tmp, base); - - iounmap(base); - - slave_base += CCI500_SLAVE_OFFSET; - } -} |