linux/drivers/clk/uniphier/clk-uniphier-peri.c
Kunihiko Hayashi ff388ee365 clk: uniphier: add clock frequency support for SPI
Add clock control for SPI controller on UniPhier SoCs.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2018-07-25 16:26:18 -07:00

67 lines
2.1 KiB
C

/*
* Copyright (C) 2016 Socionext Inc.
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
*
* 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 of the License, 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.
*/
#include "clk-uniphier.h"
#define UNIPHIER_PERI_CLK_UART(idx, ch) \
UNIPHIER_CLK_GATE("uart" #ch, (idx), "uart", 0x24, 19 + (ch))
#define UNIPHIER_PERI_CLK_I2C_COMMON \
UNIPHIER_CLK_GATE("i2c-common", -1, "i2c", 0x20, 1)
#define UNIPHIER_PERI_CLK_I2C(idx, ch) \
UNIPHIER_CLK_GATE("i2c" #ch, (idx), "i2c-common", 0x24, 5 + (ch))
#define UNIPHIER_PERI_CLK_FI2C(idx, ch) \
UNIPHIER_CLK_GATE("i2c" #ch, (idx), "i2c", 0x24, 24 + (ch))
#define UNIPHIER_PERI_CLK_SCSSI(idx) \
UNIPHIER_CLK_GATE("scssi", (idx), "spi", 0x20, 17)
#define UNIPHIER_PERI_CLK_MCSSI(idx) \
UNIPHIER_CLK_GATE("mcssi", (idx), "spi", 0x24, 14)
const struct uniphier_clk_data uniphier_ld4_peri_clk_data[] = {
UNIPHIER_PERI_CLK_UART(0, 0),
UNIPHIER_PERI_CLK_UART(1, 1),
UNIPHIER_PERI_CLK_UART(2, 2),
UNIPHIER_PERI_CLK_UART(3, 3),
UNIPHIER_PERI_CLK_I2C_COMMON,
UNIPHIER_PERI_CLK_I2C(4, 0),
UNIPHIER_PERI_CLK_I2C(5, 1),
UNIPHIER_PERI_CLK_I2C(6, 2),
UNIPHIER_PERI_CLK_I2C(7, 3),
UNIPHIER_PERI_CLK_I2C(8, 4),
UNIPHIER_PERI_CLK_SCSSI(11),
{ /* sentinel */ }
};
const struct uniphier_clk_data uniphier_pro4_peri_clk_data[] = {
UNIPHIER_PERI_CLK_UART(0, 0),
UNIPHIER_PERI_CLK_UART(1, 1),
UNIPHIER_PERI_CLK_UART(2, 2),
UNIPHIER_PERI_CLK_UART(3, 3),
UNIPHIER_PERI_CLK_FI2C(4, 0),
UNIPHIER_PERI_CLK_FI2C(5, 1),
UNIPHIER_PERI_CLK_FI2C(6, 2),
UNIPHIER_PERI_CLK_FI2C(7, 3),
UNIPHIER_PERI_CLK_FI2C(8, 4),
UNIPHIER_PERI_CLK_FI2C(9, 5),
UNIPHIER_PERI_CLK_FI2C(10, 6),
UNIPHIER_PERI_CLK_SCSSI(11),
UNIPHIER_PERI_CLK_MCSSI(12),
{ /* sentinel */ }
};