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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
| commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
| tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/mach-sa1100/include/mach/shannon.h | |
| parent | Initial commit. (diff) | |
| download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip | |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-sa1100/include/mach/shannon.h')
| -rw-r--r-- | arch/arm/mach-sa1100/include/mach/shannon.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/mach-sa1100/include/mach/shannon.h b/arch/arm/mach-sa1100/include/mach/shannon.h new file mode 100644 index 000000000..d830375f3 --- /dev/null +++ b/arch/arm/mach-sa1100/include/mach/shannon.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _INCLUDE_SHANNON_H +#define _INCLUDE_SHANNON_H + +/* taken from comp.os.inferno Tue, 12 Sep 2000 09:21:50 GMT, + * written by <forsyth@vitanuova.com> */ + +#define SHANNON_GPIO_SPI_FLASH GPIO_GPIO (0) /* Output - Driven low, enables SPI to flash */ +#define SHANNON_GPIO_SPI_DSP GPIO_GPIO (1) /* Output - Driven low, enables SPI to DSP */ +/* lcd lower = GPIO 2-9 */ +#define SHANNON_GPIO_SPI_OUTPUT GPIO_GPIO (10) /* Output - SPI output to DSP */ +#define SHANNON_GPIO_SPI_INPUT GPIO_GPIO (11) /* Input - SPI input from DSP */ +#define SHANNON_GPIO_SPI_CLOCK GPIO_GPIO (12) /* Output - Clock for SPI */ +#define SHANNON_GPIO_SPI_FRAME GPIO_GPIO (13) /* Output - Frame marker - not used */ +#define SHANNON_GPIO_SPI_RTS GPIO_GPIO (14) /* Input - SPI Ready to Send */ +#define SHANNON_IRQ_GPIO_SPI_RTS IRQ_GPIO14 +#define SHANNON_GPIO_SPI_CTS GPIO_GPIO (15) /* Output - SPI Clear to Send */ +#define SHANNON_GPIO_IRQ_CODEC GPIO_GPIO (16) /* in, irq from ucb1200 */ +#define SHANNON_IRQ_GPIO_IRQ_CODEC IRQ_GPIO16 +#define SHANNON_GPIO_DSP_RESET GPIO_GPIO (17) /* Output - Drive low to reset the DSP */ +#define SHANNON_GPIO_CODEC_RESET GPIO_GPIO (18) /* Output - Drive low to reset the UCB1x00 */ +#define SHANNON_GPIO_U3_RTS GPIO_GPIO (19) /* ?? */ +#define SHANNON_GPIO_U3_CTS GPIO_GPIO (20) /* ?? */ +#define SHANNON_GPIO_SENSE_12V GPIO_GPIO (21) /* Input, 12v flash unprotect detected */ +#define SHANNON_GPIO_DISP_EN 22 /* out */ +/* XXX GPIO 23 unaccounted for */ +#define SHANNON_GPIO_EJECT_0 24 /* in */ +#define SHANNON_GPIO_EJECT_1 25 /* in */ +#define SHANNON_GPIO_RDY_0 26 /* in */ +#define SHANNON_GPIO_RDY_1 27 /* in */ + +/* MCP UCB codec GPIO pins... */ + +#define SHANNON_UCB_GPIO_BACKLIGHT 9 +#define SHANNON_UCB_GPIO_BRIGHT_MASK 7 +#define SHANNON_UCB_GPIO_BRIGHT 6 +#define SHANNON_UCB_GPIO_CONTRAST_MASK 0x3f +#define SHANNON_UCB_GPIO_CONTRAST 0 + +#endif |