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soc : arm : microchip_mec Add Microchip MEC1501 SoC

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Initial support for Microchip MEC1501 series is added to the tree.
Additional support for UART is also included. This SoC supports
two operational modes for interrupts (Direct and Aggregated). For
this commit, the direct capable interrupt are configured in direct
mode.

Signed-off-by: Scott Worley <scott.worley@microchip.com>
This commit is contained in:
Scott Worley 2019-04-01 18:10:44 -04:00 • committed by Andrew Boie
commit 37df256658
9 changed files with 374 additions and 0 deletions
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46
soc/arm/microchip_mec/mec1501/dts_fixup.h Normal file
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/*
* Copyright (c) 2019 Microchip Technology Inc.
*
* SPDX-License-Identifier: Apache-2.0
*/
/* This file is a temporary workaround for mapping of the generated information
* to the current driver definitions. This will be removed when the drivers
* are modified to handle the generated information, or the mapping of
* generated data matches the driver definitions.
*/
#define DT_NUM_IRQ_PRIO_BITS \
DT_ARM_V7M_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
#define DT_NS16550_REG_SHIFT \
DT_NS16550_400F2400_REG_SHIFT
#define DT_UART_NS16550_PORT_0_BASE_ADDR \
DT_NS16550_400F2400_BASE_ADDRESS
#define DT_UART_NS16550_PORT_0_CLK_FREQ 1843200
#define DT_UART_NS16550_PORT_0_NAME DT_NS16550_400F2400_LABEL
#define DT_UART_NS16550_PORT_0_BAUD_RATE \
DT_NS16550_400F2400_CURRENT_SPEED
#define DT_UART_NS16550_PORT_0_IRQ DT_NS16550_400F2400_IRQ_0
#define DT_UART_NS16550_PORT_0_IRQ_PRI DT_NS16550_0_IRQ_0_PRIORITY
#define DT_UART_NS16550_PORT_0_IRQ_FLAGS 0 /* Deault */
#define DT_UART_NS16550_PORT_1_BASE_ADDR \
DT_NS16550_400F2800_BASE_ADDRESS
#define DT_UART_NS16550_PORT_1_CLK_FREQ 1843200
#define DT_UART_NS16550_PORT_1_NAME DT_NS16550_400F2800_LABEL
#define DT_UART_NS16550_PORT_1_BAUD_RATE \
DT_NS16550_400F2800_CURRENT_SPEED
#define DT_UART_NS16550_PORT_1_IRQ DT_NS16550_400F2800_IRQ_0
#define DT_UART_NS16550_PORT_1_IRQ_PRI DT_NS16550_1_IRQ_0_PRIORITY
#define DT_UART_NS16550_PORT_1_IRQ_FLAGS 0 /* Default */
#define DT_UART_NS16550_PORT_2_BASE_ADDR \
DT_NS16550_400F2C00_BASE_ADDRESS
#define DT_UART_NS16550_PORT_2_CLK_FREQ 1843200
#define DT_UART_NS16550_PORT_2_NAME DT_NS16550_400F2C00_LABEL
#define DT_UART_NS16550_PORT_2_BAUD_RATE \
DT_NS16550_400F2C00_CURRENT_SPEED
#define DT_UART_NS16550_PORT_2_IRQ DT_NS16550_400F2C00_IRQ_0
#define DT_UART_NS16550_PORT_2_IRQ_PRI DT_NS16550_2_IRQ_0_PRIORITY
#define DT_UART_NS16550_PORT_2_IRQ_FLAGS 0 /* Default */