From dc26aec25d1a4e2690df166dbe843344728994ce Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Tue, 18 Nov 2008 17:48:22 +0800 Subject: Blackfin arch: BF538/9 Linux kernel Support Add supporing for Blackfin BF538 and BF539 processors. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf538/include/mach/blackfin.h | 100 +++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 arch/blackfin/mach-bf538/include/mach/blackfin.h (limited to 'arch/blackfin/mach-bf538/include/mach/blackfin.h') diff --git a/arch/blackfin/mach-bf538/include/mach/blackfin.h b/arch/blackfin/mach-bf538/include/mach/blackfin.h new file mode 100644 index 00000000000..d10366f6847 --- /dev/null +++ b/arch/blackfin/mach-bf538/include/mach/blackfin.h @@ -0,0 +1,100 @@ +/* + * File: include/asm-blackfin/mach-bf538/blackfin.h + * Based on: + * Author: + * + * Created: + * Description: + * + * Rev: + * + * Modified: + * + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. + * If not, write to the Free Software Foundation, + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef _MACH_BLACKFIN_H_ +#define _MACH_BLACKFIN_H_ + +#define BF538_FAMILY + +#include "bf538.h" +#include "mem_map.h" +#include "defBF539.h" +#include "anomaly.h" + + +#if !defined(__ASSEMBLY__) +#include "cdefBF538.h" + +#if defined(CONFIG_BF539) +#include "cdefBF539.h" +#endif +#endif + +/* UART_IIR Register */ +#define STATUS(x) ((x << 1) & 0x06) +#define STATUS_P1 0x02 +#define STATUS_P0 0x01 + +#define BFIN_UART_NR_PORTS 3 + +#define OFFSET_THR 0x00 /* Transmit Holding register */ +#define OFFSET_RBR 0x00 /* Receive Buffer register */ +#define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */ +#define OFFSET_IER 0x04 /* Interrupt Enable Register */ +#define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */ +#define OFFSET_IIR 0x08 /* Interrupt Identification Register */ +#define OFFSET_LCR 0x0C /* Line Control Register */ +#define OFFSET_MCR 0x10 /* Modem Control Register */ +#define OFFSET_LSR 0x14 /* Line Status Register */ +#define OFFSET_MSR 0x18 /* Modem Status Register */ +#define OFFSET_SCR 0x1C /* SCR Scratch Register */ +#define OFFSET_GCTL 0x24 /* Global Control Register */ + + +#define bfin_write_MDMA_D0_IRQ_STATUS bfin_write_MDMA0_D0_IRQ_STATUS +#define bfin_write_MDMA_D0_START_ADDR bfin_write_MDMA0_D0_START_ADDR +#define bfin_write_MDMA_S0_START_ADDR bfin_write_MDMA0_S0_START_ADDR +#define bfin_write_MDMA_D0_X_COUNT bfin_write_MDMA0_D0_X_COUNT +#define bfin_write_MDMA_S0_X_COUNT bfin_write_MDMA0_S0_X_COUNT +#define bfin_write_MDMA_D0_Y_COUNT bfin_write_MDMA0_D0_Y_COUNT +#define bfin_write_MDMA_S0_Y_COUNT bfin_write_MDMA0_S0_Y_COUNT +#define bfin_write_MDMA_D0_X_MODIFY bfin_write_MDMA0_D0_X_MODIFY +#define bfin_write_MDMA_S0_X_MODIFY bfin_write_MDMA0_S0_X_MODIFY +#define bfin_write_MDMA_D0_Y_MODIFY bfin_write_MDMA0_D0_Y_MODIFY +#define bfin_write_MDMA_S0_Y_MODIFY bfin_write_MDMA0_S0_Y_MODIFY +#define bfin_write_MDMA_S0_CONFIG bfin_write_MDMA0_S0_CONFIG +#define bfin_write_MDMA_D0_CONFIG bfin_write_MDMA0_D0_CONFIG +#define bfin_read_MDMA_D0_IRQ_STATUS bfin_read_MDMA0_D0_IRQ_STATUS +#define bfin_write_MDMA_S0_IRQ_STATUS bfin_write_MDMA0_S0_IRQ_STATUS + + +/* DPMC*/ +#define bfin_read_STOPCK_OFF() bfin_read_STOPCK() +#define bfin_write_STOPCK_OFF(val) bfin_write_STOPCK(val) +#define STOPCK_OFF STOPCK + +/* PLL_DIV Masks */ +#define CCLK_DIV1 CSEL_DIV1 /* CCLK = VCO / 1 */ +#define CCLK_DIV2 CSEL_DIV2 /* CCLK = VCO / 2 */ +#define CCLK_DIV4 CSEL_DIV4 /* CCLK = VCO / 4 */ +#define CCLK_DIV8 CSEL_DIV8 /* CCLK = VCO / 8 */ + +#endif -- cgit v1.2.3