diff options
Diffstat (limited to 'arch/m68k/platform/coldfire/m520x.c')
| -rw-r--r-- | arch/m68k/platform/coldfire/m520x.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/arch/m68k/platform/coldfire/m520x.c b/arch/m68k/platform/coldfire/m520x.c deleted file mode 100644 index 4040a3c93733..000000000000 --- a/arch/m68k/platform/coldfire/m520x.c +++ /dev/null @@ -1,180 +0,0 @@ -/***************************************************************************/ - -/* - * linux/arch/m68knommu/platform/520x/config.c - * - * Copyright (C) 2005, Freescale (www.freescale.com) - * Copyright (C) 2005, Intec Automation (mike@steroidmicros.com) - * Copyright (C) 1999-2007, Greg Ungerer (gerg@snapgear.com) - * Copyright (C) 2001-2003, SnapGear Inc. (www.snapgear.com) - */ - -/***************************************************************************/ - -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/init.h> -#include <linux/io.h> -#include <asm/machdep.h> -#include <asm/coldfire.h> -#include <asm/mcfsim.h> -#include <asm/mcfuart.h> -#include <asm/mcfclk.h> - -/***************************************************************************/ - -DEFINE_CLK(0, "flexbus", 2, MCF_CLK); -DEFINE_CLK(0, "fec.0", 12, MCF_CLK); -DEFINE_CLK(0, "edma", 17, MCF_CLK); -DEFINE_CLK(0, "intc.0", 18, MCF_CLK); -DEFINE_CLK(0, "iack.0", 21, MCF_CLK); -DEFINE_CLK(0, "mcfi2c.0", 22, MCF_CLK); -DEFINE_CLK(0, "mcfqspi.0", 23, MCF_CLK); -DEFINE_CLK(0, "mcfuart.0", 24, MCF_BUSCLK); -DEFINE_CLK(0, "mcfuart.1", 25, MCF_BUSCLK); -DEFINE_CLK(0, "mcfuart.2", 26, MCF_BUSCLK); -DEFINE_CLK(0, "mcftmr.0", 28, MCF_CLK); -DEFINE_CLK(0, "mcftmr.1", 29, MCF_CLK); -DEFINE_CLK(0, "mcftmr.2", 30, MCF_CLK); -DEFINE_CLK(0, "mcftmr.3", 31, MCF_CLK); - -DEFINE_CLK(0, "mcfpit.0", 32, MCF_CLK); -DEFINE_CLK(0, "mcfpit.1", 33, MCF_CLK); -DEFINE_CLK(0, "mcfeport.0", 34, MCF_CLK); -DEFINE_CLK(0, "mcfwdt.0", 35, MCF_CLK); -DEFINE_CLK(0, "pll.0", 36, MCF_CLK); -DEFINE_CLK(0, "sys.0", 40, MCF_BUSCLK); -DEFINE_CLK(0, "gpio.0", 41, MCF_BUSCLK); -DEFINE_CLK(0, "sdram.0", 42, MCF_CLK); - -struct clk *mcf_clks[] = { - &__clk_0_2, /* flexbus */ - &__clk_0_12, /* fec.0 */ - &__clk_0_17, /* edma */ - &__clk_0_18, /* intc.0 */ - &__clk_0_21, /* iack.0 */ - &__clk_0_22, /* mcfi2c.0 */ - &__clk_0_23, /* mcfqspi.0 */ - &__clk_0_24, /* mcfuart.0 */ - &__clk_0_25, /* mcfuart.1 */ - &__clk_0_26, /* mcfuart.2 */ - &__clk_0_28, /* mcftmr.0 */ - &__clk_0_29, /* mcftmr.1 */ - &__clk_0_30, /* mcftmr.2 */ - &__clk_0_31, /* mcftmr.3 */ - - &__clk_0_32, /* mcfpit.0 */ - &__clk_0_33, /* mcfpit.1 */ - &__clk_0_34, /* mcfeport.0 */ - &__clk_0_35, /* mcfwdt.0 */ - &__clk_0_36, /* pll.0 */ - &__clk_0_40, /* sys.0 */ - &__clk_0_41, /* gpio.0 */ - &__clk_0_42, /* sdram.0 */ -NULL, -}; - -static struct clk * const enable_clks[] __initconst = { - &__clk_0_2, /* flexbus */ - &__clk_0_18, /* intc.0 */ - &__clk_0_21, /* iack.0 */ - &__clk_0_24, /* mcfuart.0 */ - &__clk_0_25, /* mcfuart.1 */ - &__clk_0_26, /* mcfuart.2 */ - - &__clk_0_32, /* mcfpit.0 */ - &__clk_0_33, /* mcfpit.1 */ - &__clk_0_34, /* mcfeport.0 */ - &__clk_0_36, /* pll.0 */ - &__clk_0_40, /* sys.0 */ - &__clk_0_41, /* gpio.0 */ - &__clk_0_42, /* sdram.0 */ -}; - -static struct clk * const disable_clks[] __initconst = { - &__clk_0_12, /* fec.0 */ - &__clk_0_17, /* edma */ - &__clk_0_22, /* mcfi2c.0 */ - &__clk_0_23, /* mcfqspi.0 */ - &__clk_0_28, /* mcftmr.0 */ - &__clk_0_29, /* mcftmr.1 */ - &__clk_0_30, /* mcftmr.2 */ - &__clk_0_31, /* mcftmr.3 */ - &__clk_0_35, /* mcfwdt.0 */ -}; - - -static void __init m520x_clk_init(void) -{ - unsigned i; - - /* make sure these clocks are enabled */ - for (i = 0; i < ARRAY_SIZE(enable_clks); ++i) - __clk_init_enabled(enable_clks[i]); - /* make sure these clocks are disabled */ - for (i = 0; i < ARRAY_SIZE(disable_clks); ++i) - __clk_init_disabled(disable_clks[i]); -} - -/***************************************************************************/ - -static void __init m520x_qspi_init(void) -{ -#if IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI) - u16 par; - /* setup Port QS for QSPI with gpio CS control */ - writeb(0x3f, MCF_GPIO_PAR_QSPI); - /* make U1CTS and U2RTS gpio for cs_control */ - par = readw(MCF_GPIO_PAR_UART); - par &= 0x00ff; - writew(par, MCF_GPIO_PAR_UART); -#endif /* IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI) */ -} - -/***************************************************************************/ - -static void __init m520x_uarts_init(void) -{ - u16 par; - u8 par2; - - /* UART0 and UART1 GPIO pin setup */ - par = readw(MCF_GPIO_PAR_UART); - par |= MCF_GPIO_PAR_UART_PAR_UTXD0 | MCF_GPIO_PAR_UART_PAR_URXD0; - par |= MCF_GPIO_PAR_UART_PAR_UTXD1 | MCF_GPIO_PAR_UART_PAR_URXD1; - writew(par, MCF_GPIO_PAR_UART); - - /* UART1 GPIO pin setup */ - par2 = readb(MCF_GPIO_PAR_FECI2C); - par2 &= ~0x0F; - par2 |= MCF_GPIO_PAR_FECI2C_PAR_SCL_UTXD2 | - MCF_GPIO_PAR_FECI2C_PAR_SDA_URXD2; - writeb(par2, MCF_GPIO_PAR_FECI2C); -} - -/***************************************************************************/ - -static void __init m520x_fec_init(void) -{ - u8 v; - - /* Set multi-function pins to ethernet mode */ - v = readb(MCF_GPIO_PAR_FEC); - writeb(v | 0xf0, MCF_GPIO_PAR_FEC); - - v = readb(MCF_GPIO_PAR_FECI2C); - writeb(v | 0x0f, MCF_GPIO_PAR_FECI2C); -} - -/***************************************************************************/ - -void __init config_BSP(char *commandp, int size) -{ - mach_sched_init = hw_timer_init; - m520x_clk_init(); - m520x_uarts_init(); - m520x_fec_init(); - m520x_qspi_init(); -} - -/***************************************************************************/ |