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ptp: idt82p33: use rsmu driver to access i2c/spi bus

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rsmu (Renesas Synchronization Management Unit ) driver is located in
drivers/mfd and responsible for creating multiple devices including
idt82p33 phc, which will then use the exposed regmap and mutex
handle to access i2c/spi bus.

Signed-off-by: Min Li <min.li.xe@renesas.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Link: https://lore.kernel.org/r/1646748651-16811-1-git-send-email-min.li.xe@renesas.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Min Li
2022-03-08 09:10:51 -05:00
committed by Jakub Kicinski
parent e18058ea99
commit 013a3e7c79
3 changed files with 144 additions and 384 deletions
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3
include/linux/mfd/idt82p33_reg.h
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@@ -7,6 +7,8 @@
#ifndef HAVE_IDT82P33_REG
#define HAVE_IDT82P33_REG
#define REG_ADDR(page, offset) (((page) << 0x7) | ((offset) & 0x7f))
/* Register address */
#define DPLL1_TOD_CNFG 0x134
#define DPLL2_TOD_CNFG 0x1B4
@@ -41,6 +43,7 @@
#define REG_SOFT_RESET 0X381
#define OUT_MUX_CNFG(outn) REG_ADDR(0x6, (0xC * (outn)))
#define TOD_TRIGGER(wr_trig, rd_trig) ((wr_trig & 0xf) << 4 | (rd_trig & 0xf))
/* Register bit definitions */
#define SYNC_TOD BIT(1)