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-rw-r--r--arch/arm/mach-sa1100/include/mach/shannon.h40
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