diff options
author | Albert ARIBAUD \(3ADEV\) <albert.aribaud@3adev.fr> | 2015-03-31 09:40:46 (GMT) |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2015-04-10 12:23:09 (GMT) |
commit | 606f7047603422746d112e41937649d44f311af4 (patch) | |
tree | ce2cabc328db2721e3ae3204f16e2cb637b4ba79 /arch/arm/include/asm | |
parent | 5e862b95399e6e5ea7748ee29a38756685d622fd (diff) | |
download | u-boot-606f7047603422746d112e41937649d44f311af4.tar.xz |
lpc32xx: add GPIO support
This driver only supports Driver Model, not legacy model.
Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
Diffstat (limited to 'arch/arm/include/asm')
-rw-r--r-- | arch/arm/include/asm/arch-lpc32xx/gpio.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-lpc32xx/gpio.h b/arch/arm/include/asm/arch-lpc32xx/gpio.h new file mode 100644 index 0000000..3bd94e3 --- /dev/null +++ b/arch/arm/include/asm/arch-lpc32xx/gpio.h @@ -0,0 +1,43 @@ +/* + * LPC32xx GPIO interface + * + * (C) Copyright 2014 DENX Software Engineering GmbH + * Written-by: Albert ARIBAUD <albert.aribaud@3adev.fr> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/** + * GPIO Register map for LPC32xx + */ + +struct gpio_regs { + u32 p3_inp_state; + u32 p3_outp_set; + u32 p3_outp_clr; + u32 p3_outp_state; + /* Watch out! the following are shared between p2 and p3 */ + u32 p2_p3_dir_set; + u32 p2_p3_dir_clr; + u32 p2_p3_dir_state; + /* Now back to 'one register for one port' */ + u32 p2_inp_state; + u32 p2_outp_set; + u32 p2_outp_clr; + u32 reserved1[6]; + u32 p0_inp_state; + u32 p0_outp_set; + u32 p0_outp_clr; + u32 p0_outp_state; + u32 p0_dir_set; + u32 p0_dir_clr; + u32 p0_dir_state; + u32 reserved2; + u32 p1_inp_state; + u32 p1_outp_set; + u32 p1_outp_clr; + u32 p1_outp_state; + u32 p1_dir_set; + u32 p1_dir_clr; + u32 p1_dir_state; +}; |