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mfd: Add STMPE1600 support

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STMPE1600 is a 16-bit port expander.
Datasheet is available here :
http://www2.st.com/content/st_com/en/products/interfaces-and-transceivers/
i-o-expanders-and-level-translators/i-o-expanders/stmpe1600.html

Signed-off-by: Amelie DELAUNAY <amelie.delaunay@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Patrice Chotard
2016-08-10 09:39:14 +02:00
committed by Lee Jones
parent bd495916f2
commit 6bb9f0d933
4 changed files with 84 additions and 5 deletions
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21
drivers/mfd/stmpe.h
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@@ -163,6 +163,27 @@ int stmpe_remove(struct stmpe *stmpe);
#define STMPE811_SYS_CTRL2_GPIO_OFF (1 << 2)
#define STMPE811_SYS_CTRL2_TS_OFF (1 << 3)
/*
* STMPE1600
*/
#define STMPE1600_ID 0x0016
#define STMPE1600_NR_INTERNAL_IRQS 16
#define STMPE1600_REG_CHIP_ID 0x00
#define STMPE1600_REG_SYS_CTRL 0x03
#define STMPE1600_REG_IEGPIOR_LSB 0x08
#define STMPE1600_REG_IEGPIOR_MSB 0x09
#define STMPE1600_REG_ISGPIOR_LSB 0x0A
#define STMPE1600_REG_ISGPIOR_MSB 0x0B
#define STMPE1600_REG_GPMR_LSB 0x10
#define STMPE1600_REG_GPMR_MSB 0x11
#define STMPE1600_REG_GPSR_LSB 0x12
#define STMPE1600_REG_GPSR_MSB 0x13
#define STMPE1600_REG_GPDR_LSB 0x14
#define STMPE1600_REG_GPDR_MSB 0x15
#define STMPE1600_REG_GPPIR_LSB 0x16
#define STMPE1600_REG_GPPIR_MSB 0x17
/*
* STMPE1601
*/