From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Simek Date: Wed, 24 Apr 2013 10:30:20 +0200 Subject: [U-Boot] [RFC PATCH 0/1] GPIO support for Microblaze In-Reply-To: References: Message-ID: <5177981C.3030909@monstr.eu> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Simon, here is also one small problem if you want to use patman just for one patch then cover letter contains 0/1 but patch itself doesn't contain 1/1. I think will be good to just add 1/1 to patch too. Generated by: ./tools/patman/patman -c 1 Thanks, Michal On 04/24/2013 10:27 AM, Michal Simek wrote: > I want to also write gpio support for Zynq > and this driver should be also used for arm zynq. > > Currently we have support just for only gpio controller > but not for various of them. > That's why I would like to get some input from you > if possible to add dynamic gpio allocation which > could be also helpful for OF support. > > Output from my gpio status on Microblaze is below. > > Thanks, > Michal > > U-Boot> gpio status > > gpio_info: reset/40000000 (0-0) > GPIO_0: reset_pin is an INPUT value = 0 > > gpio_info: led/40040000 (1-5) > GPIO_1: UNKNOWN is an INPUT value = 0 > GPIO_2: UNKNOWN is an OUTPUT value = 1 > GPIO_3: UNKNOWN is an INPUT value = 0 > GPIO_4: UNKNOWN is an INPUT value = 0 > GPIO_5: UNKNOWN is an OUTPUT value = 0 > > > Michal Simek (1): > gpio: Add support for microblaze xilinx GPIO > > arch/microblaze/include/asm/gpio.h | 50 +--- > .../xilinx/microblaze-generic/microblaze-generic.c | 17 +- > drivers/gpio/Makefile | 1 + > drivers/gpio/xilinx_gpio.c | 323 +++++++++++++++++++++ > include/configs/microblaze-generic.h | 3 +- > 5 files changed, 353 insertions(+), 41 deletions(-) > create mode 100644 drivers/gpio/xilinx_gpio.c > > -- > 1.8.2.1 > -- Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91 w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/ Maintainer of Linux kernel - Xilinx Zynq ARM architecture Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 263 bytes Desc: OpenPGP digital signature URL: