From: Andrey Miroshnikov Date: Wed, 26 Jan 2022 22:04:06 +0000 (+0000) Subject: Forgot to update pinmux image link X-Git-Tag: opf_rfc_ls005_v1~3241 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=66ebd0fa4e87df12091a6f50a937b4d03d74f3cf;p=libreriscv.git Forgot to update pinmux image link --- diff --git a/docs/pinmux.mdwn b/docs/pinmux.mdwn index e15cc26b7..17429715e 100644 --- a/docs/pinmux.mdwn +++ b/docs/pinmux.mdwn @@ -504,6 +504,7 @@ also require access to the WB bus to access GPIO configuration options not available to bank 1/2/3 peripherals. ### Proposal +TODO: REWORK BASED ON GPIO JTAG DIAGRAMS BELOW The proposed JTAG BS chain is as follows: * Between each peripheral and GPIO block, add a JTAG BS chain. For example @@ -536,11 +537,11 @@ As you can see by the above list, the GPIO block is becoming quite a complex beast. If there are suggestions to simplify or reduce some of the signals, that will be helpful.* -The diagrams below show 1-bit GPIO connectivity, as well as the N-bit case. +The diagrams below show 1-bit GPIO connectivity, as well as the 4-bit case. [[!img gpio_jtag_1bit.jpg size="600x"]] -[[!img gpio_jtag_nbit.jpg size="600x"]] +[[!img gpio_jtag_4bit.jpg size="600x"]] # Core/Pad Connection + JTAG Mux diff --git a/docs/pinmux/gpio_jtag_1bit.jpg b/docs/pinmux/gpio_jtag_1bit.jpg index 9cdb74761..a6bd7f4f6 100644 Binary files a/docs/pinmux/gpio_jtag_1bit.jpg and b/docs/pinmux/gpio_jtag_1bit.jpg differ