From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Schocher Date: Tue, 16 Jul 2019 10:49:04 +0200 Subject: [U-Boot] [PATCH v1 2/5] usb, ohci: fix ohci swap register access In-Reply-To: <20190716084907.1568340-1-hs@denx.de> References: <20190716084907.1568340-1-hs@denx.de> Message-ID: <20190716084907.1568340-3-hs@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de commit 57faca19a82f ("drivers: USB: OHCI: allow compilation for 64-bit targets") broke ohci support for the mpc85xx based socrates board, as it removed volatile keyword from ohci_readl/writel. Fix this so usb works again on socrates board. Signed-off-by: Heiko Schocher --- drivers/usb/host/ohci.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h index f9f02cb09c..9b264bd92a 100644 --- a/drivers/usb/host/ohci.h +++ b/drivers/usb/host/ohci.h @@ -14,8 +14,8 @@ #include #ifdef CONFIG_SYS_OHCI_SWAP_REG_ACCESS -# define ohci_readl(a) __swap_32(readl(a)) -# define ohci_writel(v, a) writel(__swap_32(v), a) +# define ohci_readl(a) __swap_32(in_be32((u32 *)a)) +# define ohci_writel(a, b) out_be32((u32 *)b, __swap_32(a)) #else # define ohci_readl(a) readl(a) # define ohci_writel(v, a) writel(v, a) -- 2.21.0