From: "Jeremy Linton" <jeremy.linton@arm.com>
To: devel@edk2.groups.io
Cc: pete@akeo.ie, ardb+tianocore@kernel.org, leif@nuviainc.com,
awarkentin@vmware.com, Sunny.Wang@arm.com,
samer.el-haj-mahmoud@arm.com, mariobalanica02@gmail.com,
Jeremy Linton <jeremy.linton@arm.com>
Subject: [PATCH 5/9] Platform/RaspberryPi: Add constants for controlling SPI
Date: Thu, 2 Dec 2021 10:52:02 -0600 [thread overview]
Message-ID: <20211202165206.79615-6-jeremy.linton@arm.com> (raw)
In-Reply-To: <20211202165206.79615-1-jeremy.linton@arm.com>
Add the #defines needed to access the SPI interface
documented in the BCM2711 Peripheral guide chapter 8.
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
---
.../Bcm283x/Include/IndustryStandard/Bcm2836.h | 34 ++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/Silicon/Broadcom/Bcm283x/Include/IndustryStandard/Bcm2836.h b/Silicon/Broadcom/Bcm283x/Include/IndustryStandard/Bcm2836.h
index a930c64af3..55a446a86c 100644
--- a/Silicon/Broadcom/Bcm283x/Include/IndustryStandard/Bcm2836.h
+++ b/Silicon/Broadcom/Bcm283x/Include/IndustryStandard/Bcm2836.h
@@ -109,6 +109,40 @@
#define BCM2836_SPI2_LENGTH 0x00000040
#define BCM2836_SPI2_BASE_ADDRESS (BCM2836_SOC_REGISTERS + BCM2836_SPI2_OFFSET)
+/* SPI register offsets */
+#define BCM2835_SPI_CS 0x00
+#define BCM2835_SPI_FIFO 0x04
+#define BCM2835_SPI_CLK 0x08
+#define BCM2835_SPI_DLEN 0x0c
+#define BCM2835_SPI_LTOH 0x10
+#define BCM2835_SPI_DC 0x14
+
+/* Bitfields in CS */
+#define BCM2835_SPI_CS_LEN_LONG 0x02000000
+#define BCM2835_SPI_CS_DMA_LEN 0x01000000
+#define BCM2835_SPI_CS_CSPOL2 0x00800000
+#define BCM2835_SPI_CS_CSPOL1 0x00400000
+#define BCM2835_SPI_CS_CSPOL0 0x00200000
+#define BCM2835_SPI_CS_RXF 0x00100000
+#define BCM2835_SPI_CS_RXR 0x00080000
+#define BCM2835_SPI_CS_TXD 0x00040000
+#define BCM2835_SPI_CS_RXD 0x00020000
+#define BCM2835_SPI_CS_DONE 0x00010000
+#define BCM2835_SPI_CS_LEN 0x00002000
+#define BCM2835_SPI_CS_REN 0x00001000
+#define BCM2835_SPI_CS_ADCS 0x00000800
+#define BCM2835_SPI_CS_INTR 0x00000400
+#define BCM2835_SPI_CS_INTD 0x00000200
+#define BCM2835_SPI_CS_DMAEN 0x00000100
+#define BCM2835_SPI_CS_TA 0x00000080
+#define BCM2835_SPI_CS_CSPOL 0x00000040
+#define BCM2835_SPI_CS_CLEAR_RX 0x00000020
+#define BCM2835_SPI_CS_CLEAR_TX 0x00000010
+#define BCM2835_SPI_CS_CPOL 0x00000008
+#define BCM2835_SPI_CS_CPHA 0x00000004
+#define BCM2835_SPI_CS_CS_10 0x00000002
+#define BCM2835_SPI_CS_CS_01 0x00000001
+
/* dma constants */
#define BCM2836_DMA0_OFFSET 0x00007000
#define BCM2836_DMA0_BASE_ADDRESS (BCM2836_SOC_REGISTERS + BCM2836_DMA0_OFFSET)
--
2.13.7
next prev parent reply other threads:[~2021-12-02 16:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-02 16:51 [PATCH 0/9] Platform/RaspberryPi: Utilize SPI flash for EFI variables Jeremy Linton
2021-12-02 16:51 ` [PATCH 1/9] Platform/RaspberryPi: Cleanup menu visibility Jeremy Linton
2021-12-02 16:51 ` [PATCH 2/9] Platform/RaspberryPi: Give the user control over the XHCI mailbox Jeremy Linton
2021-12-02 16:52 ` [PATCH 3/9] Platform/RaspberryPi: Move GPIO/SPI/I2C to SSDT Jeremy Linton
2021-12-02 16:52 ` [PATCH 4/9] Platform/RaspberryPi: Add menu item to enable/disable GPIO Jeremy Linton
2021-12-02 16:52 ` Jeremy Linton [this message]
2021-12-02 16:52 ` [PATCH 6/9] Platform/RaspberryPi: Add mailbox cmd to control audio amp Jeremy Linton
2021-12-02 16:52 ` [PATCH 7/9] Platform/RaspberryPi: Add SPI/GPIO to memory map Jeremy Linton
2021-12-02 16:52 ` [PATCH 8/9] Platform/RaspberryPi: Allow pin function selection at runtime Jeremy Linton
2021-12-02 17:03 ` [edk2-devel] [PATCH 0/9] Platform/RaspberryPi: Utilize SPI flash for EFI variables Ard Biesheuvel
2021-12-02 17:09 ` Ard Biesheuvel
2021-12-02 17:29 ` Jeremy Linton
2021-12-02 17:55 ` Jeremy Linton
2021-12-03 18:12 ` Ard Biesheuvel
2021-12-03 19:31 ` Jeremy Linton
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-list from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20211202165206.79615-6-jeremy.linton@arm.com \
--to=devel@edk2.groups.io \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox