diff options
author | Suneel Garapati <sgarapati@marvell.com> | 2019-10-19 18:47:37 -0700 |
---|---|---|
committer | Stefan Roese <sr@denx.de> | 2020-08-25 08:01:16 +0200 |
commit | 0a668f6d38a2a631eb872f4f1107399db46b1c15 (patch) | |
tree | d5d01bd1b1b619a47adbc99fd65272e4b71957ef /arch/arm/mach-octeontx2/clock.c | |
parent | 03c2288070155ee88d0c3341748a1b2b13418d8c (diff) |
arm: octeontx2: Add support for OcteonTX2 SoC platforms
This patch adds support for all OcteonTX2 96xx/95xx
boards from Marvell.
For 96xx boards, use octeontx_96xx_defconfig and
for 95xx boards, use octeontx_95xx_defconfig.
Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
Diffstat (limited to 'arch/arm/mach-octeontx2/clock.c')
-rw-r--r-- | arch/arm/mach-octeontx2/clock.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-octeontx2/clock.c b/arch/arm/mach-octeontx2/clock.c new file mode 100644 index 0000000000..9da21077ec --- /dev/null +++ b/arch/arm/mach-octeontx2/clock.c @@ -0,0 +1,35 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * https://spdx.org/licenses + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/board.h> +#include <asm/arch/clock.h> + +/** + * Returns the I/O clock speed in Hz + */ +u64 octeontx_get_io_clock(void) +{ + union rst_boot rst_boot; + + rst_boot.u = readq(RST_BOOT); + + return rst_boot.s.pnr_mul * PLL_REF_CLK; +} + +/** + * Returns the core clock speed in Hz + */ +u64 octeontx_get_core_clock(void) +{ + union rst_boot rst_boot; + + rst_boot.u = readq(RST_BOOT); + + return rst_boot.s.c_mul * PLL_REF_CLK; +} |