From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mason Yang Subject: [PATCH v5 0/2] spi: Add Renesas R-Car Gen3 RPC-IF SPI driver Date: Tue, 8 Jan 2019 12:16:58 +0800 Message-ID: <1546921020-20436-1-git-send-email-masonccyang@mxic.com.tw> Cc: juliensu@mxic.com.tw, Simon Horman , zhengxunli@mxic.com.tw, Mason Yang To: broonie@kernel.org, marek.vasut@gmail.com, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, boris.brezillon@bootlin.com, linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven , sergei.shtylyov@cogentembedded.com Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org Hi Mark, This Renesas R-Car Gen3 RPC-IF SPI driver is based on Boris's new spi-mem direct mapping read/write mode [1][2]. v5 patch is accroding to Sergei's comments: 1) Read 6 bytes ID from Sergei's patch. 2) regmap_update_bits() 3) C++ style comment v4 patch is according to Sergei's comments including: 1) Drop soc_device_match() 2) Drop unused RPC registers 3) Use ilog2() instead of fls() 4) Patch read 6 bytes ID w/ one command. 5) Coding style and so on. v3 patch is according to Marek and Geert's comments including: 1) soc_device_mach() to set up RPC_PHYCNT_STRTIM. 2) get_unaligned() 3) rpc-mode for rpi-spi-flash or rpc-hyperflash. 4) coding style and so on. v2 patch including: 1) remove RPC clock enable/dis-able control, 2) patch run time PM, 3) add RPC module software reset, 4) add regmap, 5) other coding style and so on. thanks for your review. best regards, Mason [1] https://patchwork.kernel.org/patch/10670753 [2] https://patchwork.kernel.org/patch/10670747 Mason Yang (2): spi: Add Renesas R-Car Gen3 RPC-IF SPI controller driver dt-bindings: spi: Document Renesas R-Car RPC-IF controller bindings .../devicetree/bindings/spi/spi-renesas-rpc.txt | 37 + drivers/spi/Kconfig | 6 + drivers/spi/Makefile | 1 + drivers/spi/spi-renesas-rpc.c | 787 +++++++++++++++++++++ 4 files changed, 831 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt create mode 100644 drivers/spi/spi-renesas-rpc.c -- 1.9.1