Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 74ce5307 authored by Arun KS's avatar Arun KS
Browse files

pinctrl: qcom: Add hibernation support for sm8150 



MSM pinctrl core driver takes care of saving and restoring
registers during hibernation. Pass required dir_conn_addr
to core driver for hibernation to work.

Change-Id: I63708e9dfbe02366bed00b90a815f29255dd8cd9
Signed-off-by: default avatarArun KS <arunks@codeaurora.org>
parent e2653fbd

drivers/pinctrl/qcom/pinctrl-sm8150.c

+22 −3
Original line number Diff line number Diff line
@@ -29,6 +29,11 @@ 
#define SOUTH	0x00D00000

#define WEST	0x00100000

#define EAST	0x00500000

#define NORTH_PDC_OFFSET    0xbc000

#define SOUTH_PDC_OFFSET    0xbe000

#define WEST_PDC_OFFSET     0xbb000

#define EAST_PDC_OFFSET     0xb7000

#define NUM_TILES 4

#define REG_SIZE 0x1000

#define PINGROUP(id, base, f1, f2, f3, f4, f5, f6, f7, f8, f9)	\

	{						\
@@ -53,9 +58,10 @@ 
		.intr_cfg_reg = base + 0x8 + REG_SIZE * id,	\

		.intr_status_reg = base + 0xc + REG_SIZE * id,	\

		.intr_target_reg = base + 0x8 + REG_SIZE * id,	\

		.dir_conn_reg = (base == EAST) ? base + 0xb7000 : \

			((base == WEST) ? base + 0xbb000 : \

			((base == NORTH) ? base + 0xbc000 : base + 0xbe000)), \

		.dir_conn_reg = (base == EAST) ? base + EAST_PDC_OFFSET : \

			((base == WEST) ? base + WEST_PDC_OFFSET : \

			((base == NORTH) ? base + NORTH_PDC_OFFSET : \

			  base + SOUTH_PDC_OFFSET)), \

		.mux_bit = 2,			\

		.pull_bit = 0,			\

		.drv_bit = 6,			\
@@ -1939,6 +1945,15 @@ static struct msm_dir_conn sm8150_dir_conn[] = { 
	{-1, 209},

};



#ifdef CONFIG_HIBERNATION

static u32 tile_dir_conn_addr[NUM_TILES] = {

	[0] =	NORTH + NORTH_PDC_OFFSET,

	[1] =	SOUTH + SOUTH_PDC_OFFSET,

	[2] =	WEST + WEST_PDC_OFFSET,

	[3] =	EAST + EAST_PDC_OFFSET

};

#endif



static struct msm_pinctrl_soc_data sm8150_pinctrl = {

	.pins = sm8150_pins,

	.npins = ARRAY_SIZE(sm8150_pins),
@@ -1950,6 +1965,10 @@ static struct msm_pinctrl_soc_data sm8150_pinctrl = { 
	.dir_conn = sm8150_dir_conn,

	.n_dir_conns = ARRAY_SIZE(sm8150_dir_conn),

	.dir_conn_irq_base = 216,

#ifdef CONFIG_HIBERNATION

	.dir_conn_addr = tile_dir_conn_addr,

	.tile_count = ARRAY_SIZE(tile_dir_conn_addr),

#endif

};



static int sm8150_pinctrl_dir_conn_probe(struct platform_device *pdev)