diff options
Diffstat (limited to 'arch/arm/cpu/arm926ejs/pantheon/cpu.c')
-rw-r--r-- | arch/arm/cpu/arm926ejs/pantheon/cpu.c | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/arch/arm/cpu/arm926ejs/pantheon/cpu.c b/arch/arm/cpu/arm926ejs/pantheon/cpu.c deleted file mode 100644 index 4e2a177..0000000 --- a/arch/arm/cpu/arm926ejs/pantheon/cpu.c +++ /dev/null @@ -1,85 +0,0 @@ -/* - * (C) Copyright 2011 - * Marvell Semiconductor <www.marvell.com> - * Written-by: Lei Wen <leiwen@marvell.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/arch/cpu.h> -#include <asm/arch/pantheon.h> - -#define UARTCLK14745KHZ (APBC_APBCLK | APBC_FNCLK | APBC_FNCLKSEL(1)) -#define SET_MRVL_ID (1<<8) -#define L2C_RAM_SEL (1<<4) - -int arch_cpu_init(void) -{ - u32 val; - struct panthcpu_registers *cpuregs = - (struct panthcpu_registers*) PANTHEON_CPU_BASE; - - struct panthapb_registers *apbclkres = - (struct panthapb_registers*) PANTHEON_APBC_BASE; - - struct panthmpmu_registers *mpmu = - (struct panthmpmu_registers*) PANTHEON_MPMU_BASE; - - struct panthapmu_registers *apmu = - (struct panthapmu_registers *) PANTHEON_APMU_BASE; - - /* set SEL_MRVL_ID bit in PANTHEON_CPU_CONF register */ - val = readl(&cpuregs->cpu_conf); - val = val | SET_MRVL_ID; - writel(val, &cpuregs->cpu_conf); - - /* Turn on clock gating (PMUM_CCGR) */ - writel(0xFFFFFFFF, &mpmu->ccgr); - - /* Turn on clock gating (PMUM_ACGR) */ - writel(0xFFFFFFFF, &mpmu->acgr); - - /* Turn on uart2 clock */ - writel(UARTCLK14745KHZ, &apbclkres->uart0); - - /* Enable GPIO clock */ - writel(APBC_APBCLK, &apbclkres->gpio); - -#ifdef CONFIG_I2C_MV - /* Enable I2C clock */ - writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apbclkres->twsi); - writel(APBC_FNCLK | APBC_APBCLK, &apbclkres->twsi); -#endif - -#ifdef CONFIG_MV_SDHCI - /* Enable mmc clock */ - writel(APMU_PERI_CLK | APMU_AXI_CLK | APMU_PERI_RST | APMU_AXI_RST, - &apmu->sd1); - writel(APMU_PERI_CLK | APMU_AXI_CLK | APMU_PERI_RST | APMU_AXI_RST, - &apmu->sd3); -#endif - - icache_enable(); - - return 0; -} - -#if defined(CONFIG_DISPLAY_CPUINFO) -int print_cpuinfo(void) -{ - u32 id; - struct panthcpu_registers *cpuregs = - (struct panthcpu_registers*) PANTHEON_CPU_BASE; - - id = readl(&cpuregs->chip_id); - printf("SoC: PANTHEON 88AP%X-%X\n", (id & 0xFFF), (id >> 0x10)); - return 0; -} -#endif - -#ifdef CONFIG_I2C_MV -void i2c_clk_enable(void) -{ -} -#endif |